System:
You are an expert in writing database language. You can write a corresponding database language query to answer the user's question based on the table structure described by the table creation statement.
##Table Structure
CREATE TABLE legal_services.lawyers ( lawyer_id.text, first_name.text, last_name.text, bar_number.text, firm_id.text, email.text, phone.text, specialization.text, hire_date.timestamp, is_partner.boolean )

[User] Can you show me the number of lawyers grouped by specialization?

[Assistant] SELECT specialization, COUNT(*) AS lawyer_count FROM lawyers GROUP BY specialization;

[User] Include only specializations that have more than two lawyers.

[Assistant] SELECT specialization, COUNT(*) AS lawyer_count FROM lawyers GROUP BY specialization HAVING COUNT(*) > 2;

[User] Also show the average tenure in years for each of those specializations.

[Assistant] SELECT specialization, COUNT(*) AS lawyer_count, AVG(EXTRACT(EPOCH FROM (NOW() - hire_date)) / 31536000) AS avg_tenure_years FROM lawyers GROUP BY specialization HAVING COUNT(*) > 2;

[User] Order the result by average tenure in descending order.

[Assistant] SELECT specialization, COUNT(*) AS lawyer_count, AVG(EXTRACT(EPOCH FROM (NOW() - hire_date)) / 31536000) AS avg_tenure_years FROM lawyers GROUP BY specialization HAVING COUNT(*) > 2 ORDER BY avg_tenure_years DESC;


System:
You are an expert in writing database language. You can write a corresponding database language query to answer the user's question based on the table structure described by the table creation statement.
##Table Structure
CREATE TABLE legal_services.clients (
    client_id character varying(64) NOT NULL,  -- unique identifier for the client
    first_name character varying(100) NOT NULL, -- client's first name
    last_name character varying(100) NOT NULL, -- client's last name
    company_name character varying(200), -- company name if applicable
    email character varying(128) UNIQUE NOT NULL, -- client's primary email
    phone character varying(32), -- client's contact phone number
    address text, -- client's full address
    date_registered timestamp NOT NULL, -- when the client was first registered
    status character varying(32) NOT NULL, -- client status (e.g., active, inactive, prospect)
    PRIMARY KEY (client_id)
)
CREATE TABLE legal_services.law_firms (
    firm_id character varying(64) NOT NULL,  -- unique identifier for the law firm
    firm_name character varying(200) NOT NULL, -- official name of the law firm
    address text NOT NULL, -- primary address of the firm
    phone character varying(32), -- firm's main phone number
    website character varying(255), -- firm's website URL
    founded_date date, -- date the firm was established
    managing_partner_id character varying(64), -- FK to lawyers table (optional)
    PRIMARY KEY (firm_id)
)
CREATE TABLE legal_services.cases (
    case_id character varying(64) NOT NULL,  -- unique identifier for the case/matter
    case_number character varying(100) UNIQUE, -- official case number (court or internal)
    case_name text NOT NULL, -- descriptive name or title for the case
    client_id character varying(64) NOT NULL, -- FK to clients table
    lead_lawyer_id character varying(64) NOT NULL, -- FK to lawyers table (primary lawyer responsible)
    case_type character varying(100) NOT NULL, -- e.g., Litigation, Corporate, Family Law, IP
    status character varying(50) NOT NULL, -- e.g., Open, Closed, Pending, On Hold, Appealed
    date_opened timestamp NOT NULL, -- date the case was formally opened
    date_closed timestamp, -- date the case was closed (nullable)
    description text, -- detailed description of the case
    court_jurisdiction character varying(128), -- court or jurisdiction if applicable
    PRIMARY KEY (case_id)
)
CREATE TABLE legal_services.documents (
    document_id character varying(64) NOT NULL,  -- unique identifier for the document
    case_id character varying(64) NOT NULL, -- FK to cases table
    document_name character varying(255) NOT NULL, -- name of the document file
    document_type character varying(100), -- e.g., Pleading, Contract, Evidence, Correspondence
    storage_path text NOT NULL, -- path or reference to the document storage location
    uploaded_by_lawyer_id character varying(64), -- FK to lawyers table (who uploaded it)
    upload_timestamp timestamp NOT NULL, -- time the document was uploaded
    version integer DEFAULT 1, -- document version number
    description text, -- brief description or notes about the document
    PRIMARY KEY (document_id)
)
CREATE TABLE legal_services.time_entries (
    entry_id character varying(64) NOT NULL,  -- unique identifier for the time entry
    case_id character varying(64) NOT NULL, -- FK to cases table
    lawyer_id character varying(64) NOT NULL, -- FK to lawyers table (who performed the work)
    date_worked date NOT NULL, -- date the work was performed
    hours_spent numeric(5, 2) NOT NULL CHECK (hours_spent > 0), -- duration of work in hours (e.g., 1.5 for 1h 30m)
    billing_rate numeric(10, 2) NOT NULL, -- hourly rate applied for this entry
    description text NOT NULL, -- detailed description of the work performed
    is_billable boolean DEFAULT true, -- whether this time entry is billable to the client
    is_billed boolean DEFAULT false, -- whether this entry has been included in an invoice
    invoice_id character varying(64), -- FK to invoices table (once billed)
    created_at timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP, -- when the entry was recorded
    PRIMARY KEY (entry_id)
)
CREATE TABLE legal_services.appointments (
    appointment_id character varying(64) NOT NULL, -- unique identifier for the appointment
    client_id character varying(64) NOT NULL, -- FK to clients table
    lawyer_id character varying(64) NOT NULL, -- FK to lawyers table
    case_id character varying(64), -- FK to cases table (optional, if related to a specific case)
    start_time timestamp NOT NULL, -- scheduled start date and time
    end_time timestamp NOT NULL, -- scheduled end date and time
    location text, -- location of the meeting (address or virtual link)
    subject character varying(255), -- subject or purpose of the appointment
    notes text, -- additional notes for the appointment
    status character varying(50) NOT NULL, -- e.g., Scheduled, Completed, Canceled, Rescheduled
    created_at timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP,
    PRIMARY KEY (appointment_id)
)

[User] Which law firms have handled appointments with clients who registered in 2024? Please provide the law firm name, the client’s first and last name, and the appointment subject.

[Assistant]
SELECT lf.firm_name, c.first_name, c.last_name, a.subject
FROM legal_services.law_firms lf
JOIN legal_services.lawyers l ON lf.firm_id = l.firm_id
JOIN legal_services.appointments a ON a.lawyer_id = l.lawyer_id
JOIN legal_services.clients c ON a.client_id = c.client_id
WHERE EXTRACT(YEAR FROM c.date_registered) = 2024;


System:
You are an expert in writing database language. You can write a corresponding database language query to answer the user's question based on the table structure described by the table creation statement.
##Table Structure
CREATE TABLE healthcare.doctors ( doctor_id text, first_name text, last_name text, specialty text, license_number text, phone_number text, email text, hospital_affiliation_id text, created_at timestamp, updated_at timestamp )
CREATE TABLE healthcare.insurance_plans ( plan_id text, plan_name text, insurance_provider text, plan_type text, contact_phone text, website text )

[User] List the names and contact phone numbers of all insurance plans whose website is not null.

[Assistant]
SELECT plan_name, contact_phone
FROM healthcare.insurance_plans
WHERE website IS NOT NULL;


System:
You are an expert in writing database language. You can write a corresponding database language query to answer the user's question based on the table structure described by the table creation statement.
##Table Structure
CREATE TABLE government_services.services ( service_id text PRIMARY KEY, agency_id text, service_name text, description text, category text, eligibility_criteria text, standard_fee numeric, average_processing_time_days int, is_active boolean, online_application_url text )

[User] What is the average and maximum standard fee for services in each category?

[Assistant] SELECT category, AVG(standard_fee) AS avg_standard_fee, MAX(standard_fee) AS max_standard_fee FROM government_services.services GROUP BY category;


System:
You are an expert in writing database language. You can write a corresponding database language query to answer the user's question based on the table structure described by the table creation statement.
##Table Structure
Node Label ':Component'. Properties: { component_id: String (Constraint: UNIQUE), part_number: String (Constraint: UNIQUE), component_name: String, description: String, weight_kg: Float, cost_usd: Float, criticality_level: String }. Relationships: (:Component)-[:MADE_OF]->(:Material {material_id}), (:Component)-[:SUPPLIED_BY]->(:Supplier {supplier_id}). Index on component_id, part_number.
Node Label ':Supplier'. Properties: { supplier_id: String (Constraint: UNIQUE), supplier_name: String, address: String, country: String, contact_person: String, contact_email: String, quality_rating: Float, certified_date: Date }. Index on supplier_id.
Node Label ':Material'. Properties: { material_id: String (Constraint: UNIQUE), material_name: String, specification: String, description: String, density_kg_m3: Float, tensile_strength_mpa: Integer }. Index on material_id.
Node Label ':AssemblyLine'. Properties: { line_id: String (Constraint: UNIQUE), line_name: String, location_building: String, location_area: String, capacity_units_per_month: Integer, status: String }. Relationship: (:AssemblyLine)-[:BUILDS_MODEL]->(:AircraftModel {model_id}). Index on line_id.
Node Label ':AssemblyStep'. Properties: { step_id: String (Constraint: UNIQUE), step_number: Integer, step_name: String, description: String, standard_duration_hours: Float, required_skill_level: String, workstation: String }. Relationship: (:AssemblyLine {line_id})-[:HAS_STEP {sequence: <step_number>}]->(:AssemblyStep). Index on step_id.
Node Label ':AircraftBuild'. Properties: { build_id: String (Constraint: UNIQUE), serial_number: String (Constraint: UNIQUE), build_start_date: Datetime, estimated_completion_date: Date, actual_completion_date: Datetime, current_status: String, customer_order_id: String }. Relationships: (:AircraftBuild)-[:IS_MODEL]->(:AircraftModel {model_id}), (:AircraftBuild)-[:ASSEMBLED_ON]->(:AssemblyLine {line_id}). Index on build_id, serial_number, current_status.
Node Label ':Inspection'. Properties: { inspection_id: String (Constraint: UNIQUE), inspection_type: String, inspection_timestamp: Datetime, result: String, remarks: String }. Relationships: (:AircraftBuild {build_id})-[:UNDERWENT]->(:Inspection), (:Inspection)-[:PERFORMED_BY]->(:Employee {employee_id}), (:Inspection)-[:INSPECTED_COMPONENT]->(:Component {component_id}) (optional), (:Inspection)-[:FOLLOWED_STEP]->(:AssemblyStep {step_id}) (optional). Index on inspection_id.
Node Label ':Employee'. Properties: { employee_id: String (Constraint: UNIQUE), first_name: String, last_name: String, job_title: String, skill_certifications: String[], hire_date: Date, employment_status: String }. Relationships: (:Employee)-[:ASSIGNED_TO]->(:AssemblyLine {line_id}), (:Employee)-[:REPORTS_TO]->(:Employee {employee_id as supervisor_id}). Index on employee_id.
Node Label ':InventoryBatch'. Properties: { inventory_record_id: String (Constraint: UNIQUE), quantity: Integer, location_warehouse: String, location_bin: String, received_date: Datetime, expiry_date: Date, batch_number: String, last_updated: Datetime }. Relationship: (:InventoryBatch)-[:IS_INSTANCE_OF]->(:Component {component_id}). Index on inventory_record_id, component_id.

[User] I need to check the inventory status of components, including their batch details and warehouse location.

[Assistant]
MATCH (i:InventoryBatch)-[:IS_INSTANCE_OF]->(c:Component)
RETURN c.component_id, c.component_name, i.inventory_record_id, i.quantity, i.location_warehouse, i.location_bin, i.received_date, i.batch_number

[User] Can you filter this to show only batches with a quantity less than 50?

[Assistant]
MATCH (i:InventoryBatch)-[:IS_INSTANCE_OF]->(c:Component)
WHERE i.quantity < 50
RETURN c.component_id, c.component_name, i.inventory_record_id, i.quantity, i.location_warehouse, i.location_bin, i.received_date, i.batch_number

[User] What if I want to exclude batches with an expiry date before 2024?

[Assistant]
MATCH (i:InventoryBatch)-[:IS_INSTANCE_OF]->(c:Component)
WHERE i.quantity < 50 AND i.expiry_date >= date('2024-01-01')
RETURN c.component_id, c.component_name, i.inventory_record_id, i.quantity, i.location_warehouse, i.location_bin, i.received_date, i.batch_number

[User] Can you order the results by received date in descending order?

[Assistant]
MATCH (i:InventoryBatch)-[:IS_INSTANCE_OF]->(c:Component)
WHERE i.quantity < 50 AND i.expiry_date >= date('2024-01-01')
RETURN c.component_id, c.component_name, i.inventory_record_id, i.quantity, i.location_warehouse, i.location_bin, i.received_date, i.batch_number
ORDER BY i.received_date DESC


System:
You are an expert in writing database language. You can write a corresponding database language query to answer the user's question based on the table structure described by the table creation statement.
##Table Structure
CREATE TABLE legal_services.time_entries (
    entry_id character varying(64) NOT NULL,  -- unique identifier for the time entry
    case_id character varying(64) NOT NULL, -- FK to cases table
    lawyer_id character varying(64) NOT NULL, -- FK to lawyers table (who performed the work)
    date_worked date NOT NULL, -- date the work was performed
    hours_spent numeric(5, 2) NOT NULL CHECK (hours_spent > 0), -- duration of work in hours (e.g., 1.5 for 1h 30m)
    billing_rate numeric(10, 2) NOT NULL, -- hourly rate applied for this entry
    description text NOT NULL, -- detailed description of the work performed
    is_billable boolean DEFAULT true, -- whether this time entry is billable to the client
    is_billed boolean DEFAULT false, -- whether this entry has been included in an invoice
    invoice_id character varying(64), -- FK to invoices table (once billed)
    created_at timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP, -- when the entry was recorded
    PRIMARY KEY (entry_id)
)

[User] List all time entries where the description includes the word 'email', showing the entry ID, date worked, hours spent, and description.

[Assistant] SELECT entry_id, date_worked, hours_spent, description FROM legal_services.time_entries WHERE description ILIKE '%email%';


System:
You are an expert in writing database language. You can write a corresponding database language query to answer the user's question based on the table structure described by the table creation statement.
##Table Structure
CREATE TABLE healthcare.patients ( patient_id character varying(64) NOT NULL, first_name character varying(100) NOT NULL, last_name character varying(100) NOT NULL, date_of_birth date NOT NULL, gender character varying(10), address text, phone_number character varying(20), email character varying(128) UNIQUE, emergency_contact_name character varying(200), emergency_contact_phone character varying(20), created_at timestamp with time zone NOT NULL DEFAULT current_timestamp, updated_at timestamp with time zone NOT NULL DEFAULT current_timestamp, PRIMARY KEY (patient_id) )

[User] List the patient_id, first_name, last_name, and phone_number for all patients whose gender is 'Female', and whose emergency_contact_name is not null. Also, only include patients who have an email address.

[Assistant] SELECT patient_id, first_name, last_name, phone_number FROM healthcare.patients WHERE gender = 'Female' AND emergency_contact_name IS NOT NULL AND email IS NOT NULL;

[User] Can you only include those patients whose phone_number begins with '+1'?

[Assistant] SELECT patient_id, first_name, last_name, phone_number FROM healthcare.patients WHERE gender = 'Female' AND emergency_contact_name IS NOT NULL AND email IS NOT NULL AND phone_number LIKE '+1%';

[User] I got more results than I expected. Can you add a filter to only include patients born after January 1, 1990?

[Assistant] SELECT patient_id, first_name, last_name, phone_number FROM healthcare.patients WHERE gender = 'Female' AND emergency_contact_name IS NOT NULL AND email IS NOT NULL AND phone_number LIKE '+1%' AND date_of_birth > '1990-01-01';


System:
You are an expert in writing database language. You can write a corresponding database language query to answer the user's question based on the table structure described by the table creation statement.
##Table Structure
CREATE TABLE legal_services.cases ( case_id character varying(64) NOT NULL, case_number character varying(100) UNIQUE, case_name text NOT NULL, client_id character varying(64) NOT NULL, lead_lawyer_id character varying(64) NOT NULL, case_type character varying(100) NOT NULL, status character varying(50) NOT NULL, date_opened timestamp NOT NULL, date_closed timestamp, description text, court_jurisdiction character varying(128), PRIMARY KEY (case_id) )
CREATE TABLE legal_services.documents ( document_id character varying(64) NOT NULL, case_id character varying(64) NOT NULL, document_name character varying(255) NOT NULL, document_type character varying(100), storage_path text NOT NULL, uploaded_by_lawyer_id character varying(64), upload_timestamp timestamp NOT NULL, version integer DEFAULT 1, description text, PRIMARY KEY (document_id) )
CREATE TABLE legal_services.time_entries ( entry_id character varying(64) NOT NULL, case_id character varying(64) NOT NULL, lawyer_id character varying(64) NOT NULL, date_worked date NOT NULL, hours_spent numeric(5, 2) NOT NULL CHECK (hours_spent > 0), billing_rate numeric(10, 2) NOT NULL, description text NOT NULL, is_billable boolean DEFAULT true, is_billed boolean DEFAULT false, invoice_id character varying(64), created_at timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP, PRIMARY KEY (entry_id) )
CREATE TABLE legal_services.invoices ( invoice_id character varying(64) NOT NULL, invoice_number character varying(100) UNIQUE NOT NULL, client_id character varying(64) NOT NULL, case_id character varying(64), issue_date date NOT NULL, due_date date NOT NULL, total_amount numeric(12, 2) NOT NULL, amount_paid numeric(12, 2) DEFAULT 0.00, status character varying(50) NOT NULL, payment_date timestamp, notes text, created_at timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP, PRIMARY KEY (invoice_id) )

[User] Show me the document_id, document_name, and upload_timestamp for all documents uploaded by lawyer with ID 'lawyer_456'.

[Assistant]
SELECT document_id, document_name, upload_timestamp
FROM legal_services.documents
WHERE uploaded_by_lawyer_id = 'lawyer_456';


System:
You are an expert in writing database language. You can write a corresponding database language query to answer the user's question based on the table structure described by the table creation statement.
##Table Structure
CREATE TABLE government_services.applications ( application_id text PRIMARY KEY, citizen_id text, service_id text, submitted_at timestamp, status text, last_updated_at timestamp, assigned_employee_id text, decision_date date, notes text, reference_number text )

[User] Find all applications that were submitted in 2023 but received a decision ('Approved' or 'Rejected') in 2024. List the application ID, submitted date, decision date, and status.

[Assistant] SELECT application_id, submitted_at, decision_date, status FROM government_services.applications WHERE submitted_at BETWEEN '2023-01-01 00:00:00' AND '2023-12-31 23:59:59' AND status IN ('Approved', 'Rejected') AND decision_date BETWEEN '2024-01-01' AND '2024-12-31';


System:
You are an expert in writing database language. You can write a corresponding database language query to answer the user's question based on the table structure described by the table creation statement.
##Table Structure
CREATE TABLE hospitality_technology.reservations ( reservation_id text, property_id text, guest_id text, room_id text, room_type_id text, check_in_date date, check_out_date date, actual_check_in_ts timestamp, actual_check_out_ts timestamp, num_adults integer, num_children integer, status text, booking_source text, rate_plan_id text, total_amount numeric, amount_paid numeric, special_requests text, created_at timestamp, updated_at timestamp )

[User] List pairs of overlapping reservations for the same room, including both reservation IDs, room_id, and each reservation's check-in and check-out dates.

[Assistant]
SELECT r1.reservation_id AS reservation_id_1,
       r2.reservation_id AS reservation_id_2,
       r1.room_id,
       r1.check_in_date AS check_in_1,
       r1.check_out_date AS check_out_1,
       r2.check_in_date AS check_in_2,
       r2.check_out_date AS check_out_2
FROM reservations r1
JOIN reservations r2
  ON r1.room_id = r2.room_id
 AND r1.reservation_id < r2.reservation_id
 AND r1.check_in_date < r2.check_out_date
 AND r2.check_in_date < r1.check_out_date;


System:
You are an expert in writing database language. You can write a corresponding database language query to answer the user's question based on the table structure described by the table creation statement.
##Table Structure
CREATE TABLE narrative_info ( narrative.text, top_3_coins.text, price_change_percentage_1h.numeric, price_change_percentage_24h.numeric, price_change_percentage_7d.numeric, market_cap.numeric, volume_24h.numeric, trend_rank.numeric, token_num.numeric )

[User] Find narrative pairs where the sum of their price_change_percentage_1h is greater than 5. Show narrative1, change1, narrative2, change2, and the sum as total_change.

[Assistant] SELECT n1.narrative AS narrative1, n1.price_change_percentage_1h AS change1, n2.narrative AS narrative2, n2.price_change_percentage_1h AS change2, (n1.price_change_percentage_1h + n2.price_change_percentage_1h) AS total_change FROM narrative_info n1 JOIN narrative_info n2 ON n1.narrative <> n2.narrative WHERE (n1.price_change_percentage_1h + n2.price_change_percentage_1h) > 5;

[User] Now only include pairs where both have token_num greater than 10 and order by total_change descending.

[Assistant] SELECT n1.narrative AS narrative1, n1.price_change_percentage_1h AS change1, n2.narrative AS narrative2, n2.price_change_percentage_1h AS change2, (n1.price_change_percentage_1h + n2.price_change_percentage_1h) AS total_change FROM narrative_info n1 JOIN narrative_info n2 ON n1.narrative <> n2.narrative WHERE (n1.price_change_percentage_1h + n2.price_change_percentage_1h) > 5 AND n1.token_num > 10 AND n2.token_num > 10 ORDER BY total_change DESC;


System:
You are an expert in writing database language. You can write a corresponding database language query to answer the user's question based on the table structure described by the table creation statement.
##Table Structure
CREATE TABLE financial_services.accounts ( account_id text, customer_id text, account_number text, account_type text, balance numeric, currency text, opened_date date, status text, interest_rate numeric, last_updated_at timestamp )

[User] What is the total balance and the number of accounts for each currency, including only accounts opened in the last 2 years?

[Assistant] SELECT currency ,  SUM(balance) AS total_balance ,  COUNT(*) AS account_count FROM financial_services.accounts WHERE opened_date  >=  CURRENT_DATE - INTERVAL '2 year' GROUP BY currency

[User] Please exclude currencies where the total balance is less than 100000.

[Assistant] SELECT currency ,  SUM(balance) AS total_balance ,  COUNT(*) AS account_count FROM financial_services.accounts WHERE opened_date  >=  CURRENT_DATE - INTERVAL '2 year' GROUP BY currency HAVING SUM(balance)  >=  100000

[User] Can you also include the average interest rate for the remaining currencies, considering only accounts with 'ACTIVE' status?

[Assistant] SELECT currency ,  SUM(balance) AS total_balance ,  COUNT(*) AS account_count ,  AVG(CASE WHEN status  =  'ACTIVE' THEN interest_rate ELSE NULL END) AS avg_active_interest_rate FROM financial_services.accounts WHERE opened_date  >=  CURRENT_DATE - INTERVAL '2 year' GROUP BY currency HAVING SUM(balance)  >=  100000


System:
You are an expert in writing database language. You can write a corresponding database language query to answer the user's question based on the table structure described by the table creation statement.
##Table Structure
CREATE TABLE government_services.agencies ( agency_id text, agency_name text, jurisdiction_level text, primary_contact_email text, main_phone_number text, website_url text, established_date date, parent_agency_id text )

[User] Can you show me a list of all agencies along with their parent agency names?

[Assistant]
SELECT a.agency_id, a.agency_name, pa.agency_name AS parent_agency_name
FROM government_services.agencies a
LEFT JOIN government_services.agencies pa ON a.parent_agency_id = pa.agency_id;

[User] Only show agencies that actually have a parent agency.

[Assistant]
SELECT a.agency_id, a.agency_name, pa.agency_name AS parent_agency_name
FROM government_services.agencies a
INNER JOIN government_services.agencies pa ON a.parent_agency_id = pa.agency_id;


System:
You are an expert in writing database language. You can write a corresponding database language query to answer the user's question based on the table structure described by the table creation statement.
##Table Structure
CREATE TABLE web3.contracts (
    contract_id character varying(64) NOT NULL,  -- unique identifier for the contract
    address character varying(128) NOT NULL, -- address of the deployed contract
    abi text NOT NULL, -- application binary interface of the contract
    bytecode text NOT NULL, -- bytecode of the contract
    deployer_address character varying(128) NOT NULL, -- address of the deployer
    deployed_at timestamp NOT NULL, -- time when the contract was deployed
    network_id character varying(64) NOT NULL, -- identifier of the network where the contract is deployed
    status character varying(32) NOT NULL, -- status of the contract (e.g., active, deprecated)
    PRIMARY KEY (contract_id)
)

[User] Show all contracts deployed on 'testnet', including the contract_id, address, deployer_address, and deployed_at.

[Assistant]
SELECT contract_id, address, deployer_address, deployed_at
FROM web3.contracts
WHERE network_id = 'testnet';

[User] Actually, I also want to see the status of each contract in the result and sort the results by deployed_at descending.

[Assistant]
SELECT contract_id, address, deployer_address, deployed_at, status
FROM web3.contracts
WHERE network_id = 'testnet'
ORDER BY deployed_at DESC;


System:
You are an expert in writing database language. You can write a corresponding database language query to answer the user's question based on the table structure described by the table creation statement.
##Table Structure
CREATE TABLE web3.token_transfers (
    transfer_id character varying(64) NOT NULL,  -- unique identifier for the transfer
    token_id character varying(64) NOT NULL, -- identifier of the token being transferred
    from_address character varying(128) NOT NULL, -- address of the sender
    to_address character varying(128) NOT NULL, -- address of the receiver
    value numeric(38,14) NOT NULL, -- amount of tokens transferred
    transaction_id character varying(64) NOT NULL, -- identifier of the transaction containing the transfer
    log_index integer NOT NULL, -- index of the transfer log in the transaction
    PRIMARY KEY (transfer_id)
)

[User] Find cases where an address received tokens in one transfer and then sent tokens in another. List the receive transfer_id, the send transfer_id, the address, and both transfer values.

[Assistant]
SELECT recv.transfer_id AS receive_transfer_id,
       send.transfer_id AS send_transfer_id,
       recv.to_address AS address,
       recv.value       AS received_value,
       send.value       AS sent_value
FROM web3.token_transfers recv
JOIN web3.token_transfers send
  ON recv.to_address = send.from_address;


System:
You are an expert in writing database language. You can write a corresponding database language query to answer the user's question based on the table structure described by the table creation statement.
##Table Structure
CREATE TABLE insurance.premium_payments (
    payment_id character varying(64) NOT NULL, -- unique identifier for the payment
    policy_id character varying(64) NOT NULL, -- identifier of the policy the payment is for (FK to policies)
    customer_id character varying(64) NOT NULL, -- identifier of the customer making the payment (FK to customers)
    payment_date timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP, -- date the payment was received
    amount_paid numeric(12, 2) NOT NULL, -- amount of the payment
    payment_method character varying(50), -- e.g., Credit Card, Bank Transfer, Check
    transaction_reference character varying(128) UNIQUE, -- reference from payment processor
    due_date date, -- due date for this payment installment
    payment_period_start date, -- start date of the period this payment covers
    payment_period_end date, -- end date of the period this payment covers
    status character varying(30) NOT NULL DEFAULT 'Completed', -- e.g., Completed, Pending, Failed, Refunded
    PRIMARY KEY (payment_id)
)

[User] Calculate the average and maximum payment amount grouped by payment status.

[Assistant]
SELECT status,
       AVG(amount_paid) AS avg_amount,
       MAX(amount_paid) AS max_amount
FROM insurance.premium_payments
GROUP BY status;


System:
You are an expert in writing database language. You can write a corresponding database language query to answer the user's question based on the table structure described by the table creation statement.
##Table Structure
CREATE TABLE gaming_technology.players (
    player_id uuid NOT NULL DEFAULT gen_random_uuid(), -- unique identifier for the player
    username character varying(100) NOT NULL UNIQUE, -- player's chosen display name
    email character varying(255) NOT NULL UNIQUE, -- player's email address for login/recovery
    password_hash text NOT NULL, -- securely hashed password
    registration_date timestamp with time zone NOT NULL DEFAULT CURRENT_TIMESTAMP, -- when the player account was created
    last_login timestamp with time zone, -- timestamp of the last successful login
    country_code character(2), -- player's country (ISO 3166-1 alpha-2)
    status character varying(20) NOT NULL DEFAULT 'active', -- account status (e.g., active, banned, suspended)
    profile_data jsonb, -- flexible field for avatar url, bio, preferences etc.
    PRIMARY KEY (player_id)
)
CREATE TABLE gaming_technology.games (
    game_id uuid NOT NULL DEFAULT gen_random_uuid(), -- unique identifier for the game
    title character varying(200) NOT NULL, -- official title of the game
    developer_id uuid NOT NULL, -- FK linking to the developers table
    publisher_id uuid, -- FK linking to a potential publishers table (optional)
    genre character varying(100), -- primary genre (e.g., RPG, FPS, Strategy)
    release_date date, -- official release date
    description text, -- short description or synopsis of the game
    platform character varying(50) NOT NULL, -- primary platform (e.g., PC, PlayStation 5, Xbox Series X, Mobile)
    engine character varying(100), -- game engine used (e.g., Unreal Engine 5, Unity)
    website character varying(255), -- official website URL
    PRIMARY KEY (game_id)
    -- FOREIGN KEY (developer_id) REFERENCES gaming_technology.developers(developer_id) -- Example FK constraint
)
CREATE TABLE gaming_technology.game_sessions (
    session_id uuid NOT NULL DEFAULT gen_random_uuid(), -- unique identifier for the game session
    player_id uuid NOT NULL, -- FK linking to the players table
    game_id uuid NOT NULL, -- FK linking to the games table
    server_id uuid, -- FK linking to the servers table (nullable for single-player)
    start_time timestamp with time zone NOT NULL DEFAULT CURRENT_TIMESTAMP, -- when the session began
    end_time timestamp with time zone, -- when the session ended (null if ongoing)
    duration_seconds integer, -- calculated duration of the session in seconds
    score integer, -- player's score for the session, if applicable
    session_data jsonb, -- flexible field for session-specific info (e.g., map played, character used)
    PRIMARY KEY (session_id)
    -- FOREIGN KEY (player_id) REFERENCES gaming_technology.players(player_id),
    -- FOREIGN KEY (game_id) REFERENCES gaming_technology.games(game_id),
    -- FOREIGN KEY (server_id) REFERENCES gaming_technology.servers(server_id)
)
CREATE TABLE gaming_technology.servers (
    server_id uuid NOT NULL DEFAULT gen_random_uuid(), -- unique identifier for the game server instance
    game_id uuid NOT NULL, -- FK linking to the game this server hosts
    server_name character varying(150), -- display name for the server
    region character varying(50) NOT NULL, -- geographical region (e.g., us-east-1, eu-west-2)
    ip_address character varying(45), -- IP address (IPv4 or IPv6)
    port integer, -- network port number
    current_players integer NOT NULL DEFAULT 0, -- number of players currently connected
    max_players integer NOT NULL, -- maximum player capacity
    status character varying(30) NOT NULL DEFAULT 'offline', -- server status (e.g., online, offline, maintenance)
    last_heartbeat timestamp with time zone, -- last time the server reported its status
    PRIMARY KEY (server_id)
    -- FOREIGN KEY (game_id) REFERENCES gaming_technology.games(game_id)
)
CREATE TABLE gaming_technology.achievements (
    achievement_id uuid NOT NULL DEFAULT gen_random_uuid(), -- unique identifier for an achievement definition
    game_id uuid NOT NULL, -- FK linking to the game the achievement belongs to
    name character varying(150) NOT NULL, -- name of the achievement
    description text NOT NULL, -- how to unlock the achievement
    icon_url character varying(255), -- URL for the achievement's icon
    points integer DEFAULT 0, -- points awarded for unlocking (optional)
    hidden boolean DEFAULT false, -- whether the achievement details are hidden until unlocked
    PRIMARY KEY (achievement_id)
    -- FOREIGN KEY (game_id) REFERENCES gaming_technology.games(game_id)
)
CREATE TABLE gaming_technology.player_achievements (
    player_achievement_id uuid NOT NULL DEFAULT gen_random_uuid(), -- unique identifier for this unlock instance
    player_id uuid NOT NULL, -- FK linking to the player who unlocked it
    achievement_id uuid NOT NULL, -- FK linking to the achievement definition
    unlocked_at timestamp with time zone NOT NULL DEFAULT CURRENT_TIMESTAMP, -- when the achievement was unlocked
    PRIMARY KEY (player_achievement_id),
    UNIQUE (player_id, achievement_id) -- Ensure a player can only unlock an achievement once
    -- FOREIGN KEY (player_id) REFERENCES gaming_technology.players(player_id),
    -- FOREIGN KEY (achievement_id) REFERENCES gaming_technology.achievements(achievement_id)
)
CREATE TABLE gaming_technology.in_game_items (
    item_id uuid NOT NULL DEFAULT gen_random_uuid(), -- unique identifier for the item definition
    game_id uuid NOT NULL, -- FK linking to the game this item belongs to
    item_name character varying(150) NOT NULL, -- name of the item
    item_type character varying(50) NOT NULL, -- type (e.g., Cosmetic, Consumable, Weapon, Armor)
    description text, -- description of the item
    rarity character varying(30), -- item rarity (e.g., Common, Rare, Epic, Legendary)
    cost_currency character varying(10), -- currency code if purchasable (e.g., USD, EUR, GOLD)
    cost_amount numeric(12, 2), -- price if purchasable
    attributes jsonb, -- flexible field for item stats or properties
    PRIMARY KEY (item_id)
    -- FOREIGN KEY (game_id) REFERENCES gaming_technology.games(game_id)
)
CREATE TABLE gaming_technology.player_inventory (
    inventory_id uuid NOT NULL DEFAULT gen_random_uuid(), -- unique identifier for an inventory entry
    player_id uuid NOT NULL, -- FK linking to the player owning the item
    item_id uuid NOT NULL, -- FK linking to the item definition
    quantity integer NOT NULL DEFAULT 1, -- number of items held (for stackable items)
    acquired_at timestamp with time zone NOT NULL DEFAULT CURRENT_TIMESTAMP, -- when the item was acquired
    instance_data jsonb, -- data specific to this instance (e.g., weapon mods, durability)
    PRIMARY KEY (inventory_id),
    -- Optional unique constraint if items are non-stackable or unique instances
    -- UNIQUE (player_id, item_id) -- Use if quantity is always 1
    -- FOREIGN KEY (player_id) REFERENCES gaming_technology.players(player_id),
    -- FOREIGN KEY (item_id) REFERENCES gaming_technology.in_game_items(item_id)
)

[User] Show usernames of players who own items of 'Legendary' rarity.

[Assistant] SELECT DISTINCT T1.username FROM players AS T1 JOIN player_inventory AS T2 ON T1.player_id = T2.player_id JOIN in_game_items AS T3 ON T2.item_id = T3.item_id WHERE T3.rarity = 'Legendary';

[User] Modify the query to also include the item name and the quantity the player owns for each such item.

[Assistant] SELECT T1.username, T3.item_name, T2.quantity FROM players AS T1 JOIN player_inventory AS T2 ON T1.player_id = T2.player_id JOIN in_game_items AS T3 ON T2.item_id = T3.item_id WHERE T3.rarity = 'Legendary';

[User] Change the request to find the total number of 'Legendary' items across all player inventories.

[Assistant] SELECT SUM(T1.quantity) FROM player_inventory AS T1 JOIN in_game_items AS T2 ON T1.item_id = T2.item_id WHERE T2.rarity = 'Legendary';

[User] Show the total number of 'Legendary' items per game, including the game title.

[Assistant] SELECT T3.title, SUM(T1.quantity) FROM player_inventory AS T1 JOIN in_game_items AS T2 ON T1.item_id = T2.item_id JOIN games AS T3 ON T2.game_id = T3.game_id WHERE T2.rarity = 'Legendary' GROUP BY T3.title;


System:
You are an expert in writing database language. You can write a corresponding database language query to answer the user's question based on the table structure described by the table creation statement.
##Table Structure
CREATE TABLE train_station_management.platforms (
    platform_id character varying(64) NOT NULL, -- Unique identifier for the platform
    station_id character varying(64) NOT NULL, -- Foreign key referencing stations
    platform_number character varying(10) NOT NULL, -- Platform identifier (e.g., '1A', '5')
    track_number character varying(10), -- Associated track number, if different
    status character varying(32) NOT NULL DEFAULT 'Operational', -- e.g., Operational, Maintenance, Closed
    length_meters numeric(8,2), -- Length of the platform in meters
    accessible boolean NOT NULL DEFAULT false, -- Is the platform accessible (e.g., wheelchair)?
    PRIMARY KEY (platform_id),
    FOREIGN KEY (station_id) REFERENCES train_station_management.stations(station_id)
)
CREATE TABLE train_station_management.trains (
    train_id character varying(64) NOT NULL, -- Unique identifier for the train set
    train_number character varying(32) NOT NULL, -- Operational number of the train (e.g., 'Acela 2151')
    model character varying(128), -- Model of the train (e.g., 'Siemens Velaro')
    manufacturer character varying(128), -- Manufacturer of the train
    year_manufactured integer, -- Year the train was built
    capacity integer NOT NULL, -- Total passenger capacity
    status character varying(32) NOT NULL DEFAULT 'Active', -- e.g., Active, Maintenance, Retired
    last_maintenance_date date, -- Date of last scheduled maintenance
    next_maintenance_date date, -- Date of next scheduled maintenance
    PRIMARY KEY (train_id),
    UNIQUE (train_number)
)
CREATE TABLE train_station_management.staff (
    staff_id character varying(64) NOT NULL, -- Unique identifier for the staff member
    first_name character varying(100) NOT NULL,
    last_name character varying(100) NOT NULL,
    role character varying(64) NOT NULL, -- e.g., Station Master, Ticket Agent, Conductor, Engineer, Maintenance Crew
    primary_station_id character varying(64), -- Base station for the staff member (nullable for mobile staff)
    employee_number character varying(32) UNIQUE NOT NULL, -- Unique employee identifier
    hire_date date NOT NULL,
    contact_email character varying(128) UNIQUE,
    contact_phone character varying(32),
    is_active boolean NOT NULL DEFAULT true, -- Is the staff member currently employed?
    PRIMARY KEY (staff_id),
    FOREIGN KEY (primary_station_id) REFERENCES train_station_management.stations(station_id)
)

[User] Can you provide the total number of active trains in the database?

[Assistant]
SELECT COUNT(*)
FROM train_station_management.trains
WHERE status = 'Active';


System:
You are an expert in writing database language. You can write a corresponding database language query to answer the user's question based on the table structure described by the table creation statement.
##Table Structure
CREATE TABLE social_media.posts ( post_id.text, user_id.text, content.text, media_url.text, media_type.text, created_at.timestamp, updated_at.timestamp, visibility.text, location_lat.numeric, location_lon.numeric )
CREATE TABLE social_media.notifications (
    notification_id character varying(64) NOT NULL, -- unique identifier for the notification
    recipient_user_id character varying(64) NOT NULL, -- user receiving the notification (FK to users.user_id)
    sender_user_id character varying(64), -- user triggering the notification (FK to users.user_id, can be null for system notifications)
    notification_type character varying(30) NOT NULL, -- type of notification ('like', 'comment', 'follow', 'mention', 'message')
    target_entity_id character varying(64), -- ID of the related entity (post_id, comment_id, user_id, conversation_id)
    target_entity_type character varying(20), -- type of the related entity ('post', 'comment', 'user', 'conversation')
    created_at timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP, -- timestamp notification was created
    read_at timestamp, -- timestamp notification was marked as read
    PRIMARY KEY (notification_id)
)

[User] List each user along with how many image-type posts they've made, showing user_id and image_post_count, sorted by the count descending.

[Assistant]
SELECT user_id, COUNT(*) AS image_post_count
FROM social_media.posts
WHERE media_type = 'image'
GROUP BY user_id
ORDER BY image_post_count DESC;


System:
You are an expert in writing database language. You can write a corresponding database language query to answer the user's question based on the table structure described by the table creation statement.
##Table Structure
CREATE TABLE healthcare.appointments ( appointment_id text, patient_id text, doctor_id text, appointment_time timestamp, duration_minutes integer, reason text, status text, location_id text, notes text, created_at timestamp )
CREATE TABLE healthcare.medical_records ( record_id text, patient_id text, appointment_id text, doctor_id text, record_date timestamp, chief_complaint text, present_illness_history text, past_medical_history text, physical_examination_notes text, assessment text, treatment_plan text, vitals text, created_at timestamp )
CREATE TABLE healthcare.diagnoses ( diagnosis_id text, record_id text, patient_id text, doctor_id text, diagnosis_code text, code_type text, description text, diagnosis_date date, status text, is_chronic boolean )
CREATE TABLE healthcare.medications ( medication_id text, medication_name text, generic_name text, manufacturer text, ndc_code text, description text )
CREATE TABLE healthcare.prescriptions ( prescription_id text, record_id text, patient_id text, doctor_id text, medication_id text, dosage text, frequency text, route text, start_date date, end_date date, quantity_dispensed numeric, refills_allowed integer, prescription_date timestamp )
CREATE TABLE healthcare.insurance_plans ( plan_id text, plan_name text, insurance_provider text, plan_type text, contact_phone text, website text )
CREATE TABLE healthcare.patient_insurance ( patient_insurance_id text, patient_id text, plan_id text, policy_number text, group_number text, subscriber_name text, effective_date date, expiration_date date, is_primary boolean )

[User] For each patient, show the total number of diagnoses they have received, along with their patient ID and the ID of their latest diagnosis. Join with the diagnoses table.

[Assistant]
SELECT patient_id, COUNT(diagnosis_id) AS diagnosis_count, MAX(diagnosis_id) AS latest_diagnosis_id
FROM healthcare.diagnoses
GROUP BY patient_id;


System:
You are an expert in writing database language. You can write a corresponding database language query to answer the user's question based on the table structure described by the table creation statement.
##Table Structure
CREATE TABLE trading_platform.trades ( trade_id text, order_id text, buyer_id text, seller_id text, asset_id text, quantity numeric, price numeric, traded_at timestamp )
CREATE TABLE trading_platform.utxos ( utxo_id text, transaction_id text, output_index integer, address text, amount numeric, spent boolean )
CREATE TABLE trading_platform.metadata ( metadata_id text, asset_id text, key text, value text )
CREATE TABLE trading_platform.notifications ( notification_id text, user_id text, message text, sent_at timestamp, read_at timestamp )

[User] List all unspent UTXOs, including their utxo_id, address, amount, and transaction_id.

[Assistant]
SELECT utxo_id, address, amount, transaction_id
FROM trading_platform.utxos
WHERE spent = false;


System:
You are an expert in writing database language. You can write a corresponding database language query to answer the user's question based on the table structure described by the table creation statement.
##Table Structure
CREATE TABLE gaming_technology.in_game_items (
    item_id uuid NOT NULL DEFAULT gen_random_uuid(), -- unique identifier for the item definition
    game_id uuid NOT NULL, -- FK linking to the game this item belongs to
    item_name character varying(150) NOT NULL, -- name of the item
    item_type character varying(50) NOT NULL, -- type (e.g., Cosmetic, Consumable, Weapon, Armor)
    description text, -- description of the item
    rarity character varying(30), -- item rarity (e.g., Common, Rare, Epic, Legendary)
    cost_currency character varying(10), -- currency code if purchasable (e.g., USD, EUR, GOLD)
    cost_amount numeric(12, 2), -- price if purchasable
    attributes jsonb, -- flexible field for item stats or properties
    PRIMARY KEY (item_id)
    -- FOREIGN KEY (game_id) REFERENCES gaming_technology.games(game_id)
)

[User] For every game, can you provide the count of unique item types and the average item cost?

[Assistant] SELECT game_id, COUNT(DISTINCT item_type) AS num_unique_types, AVG(cost_amount) AS avg_item_cost FROM gaming_technology.in_game_items GROUP BY game_id;

[User] Could you also add the lowest item cost for each game?

[Assistant] SELECT game_id, COUNT(DISTINCT item_type) AS num_unique_types, AVG(cost_amount) AS avg_item_cost, MIN(cost_amount) AS min_item_cost FROM gaming_technology.in_game_items GROUP BY game_id;

[User] Now, please only show games with at least 2 different item types.

[Assistant] SELECT game_id, COUNT(DISTINCT item_type) AS num_unique_types, AVG(cost_amount) AS avg_item_cost, MIN(cost_amount) AS min_item_cost FROM gaming_technology.in_game_items GROUP BY game_id HAVING COUNT(DISTINCT item_type) >= 2;


System:
You are an expert in writing database language. You can write a corresponding database language query to answer the user's question based on the table structure described by the table creation statement.
##Table Structure
// PUT /schedules
{
  "mappings": {
    "properties": {
      "schedule_id": { "type": "keyword" },
      "train_id": { "type": "keyword" }, // References trains index
      "route_id": { "type": "keyword" }, // References routes index
      "departure_datetime": { "type": "date" }, // ISO 8601 format recommended
      "arrival_datetime": { "type": "date" },
      "status": { "type": "keyword" },
      "notes": { "type": "text" }
    }
  }
}
// PUT /passengers
{
  "mappings": {
    "properties": {
      "passenger_id": { "type": "keyword" },
      "first_name": {
        "type": "text",
        "fields": { "keyword": { "type": "keyword", "ignore_above": 100 } }
      },
      "last_name": {
        "type": "text",
        "fields": { "keyword": { "type": "keyword", "ignore_above": 100 } }
       },
      "email": { "type": "keyword" }, // Often used for exact matches
      "phone_number": { "type": "keyword" },
      "date_of_birth": { "type": "date", "format": "yyyy-MM-dd" },
      "loyalty_program_id": { "type": "keyword" },
      "created_at": { "type": "date" }
    }
  }
}

[User] 能否帮我查询特定路线(route_id 为 'RT001')的所有行程信息，并关联到乘客的联系方式？

[Assistant]
SELECT s.schedule_id, s.train_id, s.route_id, s.departure_datetime, s.arrival_datetime, s.status, p.passenger_id, p.first_name, p.last_name, p.phone_number, p.email
FROM schedules s
LEFT JOIN passengers p ON s.schedule_id = (SELECT schedule_id FROM bookings WHERE passenger_id = p.passenger_id)
WHERE s.route_id = 'RT001';

[User] 能否只显示状态为‘On Time’的行程，并按出发时间升序排列？

[Assistant]
SELECT s.schedule_id, s.train_id, s.route_id, s.departure_datetime, s.arrival_datetime, s.status, p.passenger_id, p.first_name, p.last_name, p.phone_number, p.email
FROM schedules s
LEFT JOIN passengers p ON s.schedule_id = (SELECT schedule_id FROM bookings WHERE passenger_id = p.passenger_id)
WHERE s.route_id = 'RT001' AND s.status = 'On Time'
ORDER BY s.departure_datetime ASC;

[User] 如果乘客信息为空，能否仍然显示行程信息，并限制结果前10条？

[Assistant]
SELECT s.schedule_id, s.train_id, s.route_id, s.departure_datetime, s.arrival_datetime, s.status, p.passenger_id, p.first_name, p.last_name, p.phone_number, p.email
FROM schedules s
LEFT JOIN passengers p ON s.schedule_id = (SELECT schedule_id FROM bookings WHERE passenger_id = p.passenger_id)
WHERE s.route_id = 'RT001' AND s.status = 'On Time'
ORDER BY s.departure_datetime ASC
LIMIT 10;


System:
You are an expert in writing database language. You can write a corresponding database language query to answer the user's question based on the table structure described by the table creation statement.
##Table Structure
CREATE TABLE erc1155_approval_for_all (
    block_number bigint NOT NULL, -- Block number containing the transaction
    block_timestamp timestamp(3) NOT NULL, -- Timestamp of the block containing the transaction
    transaction_index integer NOT NULL, -- Index of the transaction within the block
    transaction_hash varchar(66) NOT NULL, -- Transaction hash
    log_index integer NOT NULL, -- Log index
    contract_address varchar(42) NOT NULL  -- Event contract address
)
CREATE TABLE erc20_balances ( block_number bigint, contract_address varchar, wallet_address varchar, amount varchar, pk varchar )
CREATE TABLE erc20_balances_historical ( block_number bigint, contract_address text, wallet_address text, amount text, pk integer )
CREATE TABLE nft_holders ( block_number.bigint, contract_address.text, wallet_address.text, token_id.text, contract_type.text, amount.text, pk.text )
CREATE TABLE sui_coins ( object_id varchar NOT NULL, status varchar NOT NULL, coin_type varchar NOT NULL, balance varchar NOT NULL, owner varchar NOT NULL )
CREATE TABLE sui_coins_metadata (
    object_id varchar NOT NULL, -- object id of the coin metadata object
    coin_type varchar NOT NULL, -- coin type, eg. 0x...66::reap_token::REAP_TOKEN
    status varchar NOT NULL, -- coin status, eg. exists, deleted
    decimals bigint NOT NULL, -- decimals of the coin
    description varchar NOT NULL, -- description of the coin
    icon_url varchar NOT NULL, -- icon url of the coin
    symbol varchar NOT NULL, -- symbol of the coin
    name varchar NOT NULL  -- name of the coin
)
CREATE TABLE sui_nfts ( object_id.text, status.text, collection_type.text, package_id.text, previous_transaction.text, display.text, owner.text, name.text )
CREATE TABLE nft_collections ( blockchain varchar NOT NULL, contract_address varchar NOT NULL, name varchar NOT NULL, symbol varchar NOT NULL, deploy_block_number bigint NOT NULL, deploy_block_time bigint NOT NULL, erc_type varchar NOT NULL, owner varchar NOT NULL, traits varchar NOT NULL, description varchar NOT NULL, slug varchar NOT NULL, media_info varchar NOT NULL, image_url varchar NOT NULL, banner_image_url varchar NOT NULL, updated_at bigint NOT NULL, banner varchar NOT NULL, token_count bigint NOT NULL, floor_price varchar NOT NULL, floor_price_symbol varchar NOT NULL, floor_price_contract varchar NOT NULL, pk integer NOT NULL )
CREATE TABLE token_prices ( uuid.text, blockchain.text, address.text, decimals.bigint, symbol.text, price.real, timestamp.timestamp )
CREATE TABLE token_prices_latest ( blockchain.text, address.text, decimals.bigint, symbol.text, price.real, timestamp.timestamp )
CREATE TABLE erc20_approval ( block_number.bigint, block_timestamp.timestamp, transaction_index.integer, transaction_hash.text, log_index.integer, contract_address.text, pk.integer )
CREATE TABLE token_balances (
    block_number bigint NOT NULL, -- Block number containing the transaction
    block_timestamp timestamp(3) NOT NULL, -- Block timestamp containing the transaction
    tick varchar NOT NULL, -- Token tick
    wallet_address varchar(42) NOT NULL, -- Address of owner
    total_supply decimal(38,0) NOT NULL, -- Max supply
    amount decimal(38,0) NOT NULL  -- The balance of wallet balance at the corresponding block height
)
CREATE TABLE token_info ( block_timestamp timestamp(3) NOT NULL, block_number bigint NOT NULL, tx_index integer NOT NULL, tx_hash varchar(66) NOT NULL, tick varchar NOT NULL, max_supply decimal(38,0) NOT NULL, lim decimal(38,0) NOT NULL, wlim decimal(38,0) NOT NULL, dec integer NOT NULL, creator varchar(42) NOT NULL )
CREATE TABLE token_activities ( block_timestamp.timestamp, block_number.bigint, tx_index.integer, tx_hash.text, log_index.integer, type.text, tick.text, id.text, amt.decimal, from_address.text, to_address.text )
CREATE TABLE mud_holesky_redstone ( address text, table_id text, key_bytes text, key0 text, key1 text, static_data text, encoded_lengths text, dynamic_data text, is_deleted boolean, block_number bigint, log_index bigint )
CREATE TABLE token_balances_bitcoin (
    block_number bigint NOT NULL, -- Block number containing the transaction
    block_timestamp timestamp(3) NOT NULL, -- Block timestamp containing the transaction
    tick varchar(255) NOT NULL, -- Ticker: Identifier of the inscription
    wallet_address varchar(42) NOT NULL, -- Address of owner
    total_supply varchar NOT NULL, -- Max supply: Set max supply of the inscription
    amount varchar NOT NULL  -- The balance of wallet balance at the corresponding block height
)
CREATE TABLE token_info_bitcoin ( block_timestamp timestamp, block_number bigint, tx_index integer, tx_hash text, tick text, max_supply decimal, lim decimal, wlim decimal, dec integer, creator text )
CREATE TABLE token_activities_bitcoin ( block_timestamp timestamp, block_number bigint, tx_index integer, tx_hash text, log_index integer, type text, tick text, id text, amt decimal, from_address text, to_address text )
CREATE TABLE token_activities_avalanche ( block_timestamp timestamp, block_number bigint, tx_index integer, tx_hash varchar, log_index integer, type varchar, tick varchar, id varchar, amt decimal, from_address varchar, to_address varchar )
CREATE TABLE token_balances_avalanche (
    block_number bigint NOT NULL, -- Block number containing the transaction
    block_timestamp timestamp(3) NOT NULL, -- Block timestamp containing the transaction
    tick varchar(20) NOT NULL, -- Ticker: Identifier of the inscription
    wallet_address varchar(42) NOT NULL, -- Address of owner
    total_supply decimal(38,0) NOT NULL, -- Max supply: Set max supply of the inscription
    amount decimal(38,0) NOT NULL  -- The balance of wallet balance at the corresponding block height
)
CREATE TABLE token_info_avalanche ( block_timestamp timestamp, block_number bigint, tx_index integer, tx_hash varchar, tick varchar, max_supply decimal, lim decimal, wlim decimal, dec integer, creator varchar, minted decimal, holders decimal, txs decimal, updated_timestamp timestamp, completed_timestamp timestamp, id varchar )

[User] Which ERC1155 NFT contracts have received approval-for-all events, and for each contract, how many total approval events were recorded?

[Assistant] SELECT contract_address, COUNT(*) AS approval_count FROM erc1155_approval_for_all GROUP BY contract_address;

[User] Can you also show how many unique wallet addresses currently hold NFTs from each of these contracts?

[Assistant] SELECT ea.contract_address, COUNT(*) AS approval_count, COUNT(DISTINCT nh.wallet_address) AS holder_count FROM erc1155_approval_for_all ea LEFT JOIN nft_holders nh ON ea.contract_address = nh.contract_address GROUP BY ea.contract_address;

[User] Only include contracts where the holder count is greater than 10, sorted by approval_count descending.

[Assistant] SELECT ea.contract_address, COUNT(*) AS approval_count, COUNT(DISTINCT nh.wallet_address) AS holder_count FROM erc1155_approval_for_all ea LEFT JOIN nft_holders nh ON ea.contract_address = nh.contract_address GROUP BY ea.contract_address HAVING COUNT(DISTINCT nh.wallet_address) > 10 ORDER BY approval_count DESC;

[User] Add a limit to return only the top 10 contracts.

[Assistant] SELECT ea.contract_address, COUNT(*) AS approval_count, COUNT(DISTINCT nh.wallet_address) AS holder_count FROM erc1155_approval_for_all ea LEFT JOIN nft_holders nh ON ea.contract_address = nh.contract_address GROUP BY ea.contract_address HAVING COUNT(DISTINCT nh.wallet_address) > 10 ORDER BY approval_count DESC LIMIT 10;


System:
You are an expert in writing database language. You can write a corresponding database language query to answer the user's question based on the table structure described by the table creation statement.
##Table Structure
CREATE TABLE social_media.users ( user_id text, username text, email text, password_hash text, full_name text, profile_picture_url text, bio text, location text, created_at timestamp, updated_at timestamp, is_verified boolean )
CREATE TABLE social_media.posts ( post_id character varying(64) NOT NULL, user_id character varying(64) NOT NULL, content text, media_url text, media_type character varying(20), created_at timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP, updated_at timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP, visibility character varying(20) NOT NULL DEFAULT 'public', location_lat numeric(9,6), location_lon numeric(9,6), PRIMARY KEY (post_id) )
CREATE TABLE social_media.post_hashtags (
    post_hashtag_id character varying(64) NOT NULL, -- unique identifier for the post-hashtag link
    post_id character varying(64) NOT NULL, -- identifier of the post (FK to posts.post_id)
    hashtag_id character varying(64) NOT NULL, -- identifier of the hashtag (FK to hashtags.hashtag_id)
    PRIMARY KEY (post_hashtag_id),
    CONSTRAINT unique_post_hashtag UNIQUE (post_id, hashtag_id) -- prevent duplicate tags on a post
)
CREATE TABLE social_media.messages ( message_id text PRIMARY KEY, conversation_id text, sender_user_id text, content text, media_url text, media_type text, sent_at timestamp, read_at timestamp )
CREATE TABLE social_media.conversation_participants ( participant_id text PRIMARY KEY, conversation_id text, user_id text, joined_at timestamp, last_read_at timestamp )
CREATE TABLE social_media.notifications ( notification_id.text, recipient_user_id.text, sender_user_id.text, notification_type.text, target_entity_id.text, target_entity_type.text, created_at.timestamp, read_at.timestamp )
CREATE TABLE social_media.user_settings ( setting_id text, user_id text, theme text, email_notifications_enabled boolean, push_notifications_enabled boolean, private_profile boolean, updated_at timestamp )

[User] Show me all users and the posts they have created, including the user's username and the post content.

[Assistant]
SELECT u.username, p.post_id, p.content
FROM social_media.users u
JOIN social_media.posts p ON u.user_id = p.user_id;

[User] Actually, can you please also include the post creation time and only show posts that have a media attachment?

[Assistant]
SELECT u.username, p.post_id, p.content, p.created_at
FROM social_media.users u
JOIN social_media.posts p ON u.user_id = p.user_id
WHERE p.media_url IS NOT NULL AND p.media_url <> '';


System:
You are an expert in writing database language. You can write a corresponding database language query to answer the user's question based on the table structure described by the table creation statement.
##Table Structure
CREATE TABLE legal_services.clients ( client_id text PRIMARY KEY, first_name text, last_name text, company_name text, email text UNIQUE, phone text, address text, date_registered timestamp, status text )
CREATE TABLE legal_services.lawyers ( lawyer_id.text, first_name.text, last_name.text, bar_number.text, firm_id.text, email.text, phone.text, specialization.text, hire_date.timestamp, is_partner.boolean )
CREATE TABLE legal_services.law_firms (
    firm_id character varying(64) NOT NULL,  -- unique identifier for the law firm
    firm_name character varying(200) NOT NULL, -- official name of the law firm
    address text NOT NULL, -- primary address of the firm
    phone character varying(32), -- firm's main phone number
    website character varying(255), -- firm's website URL
    founded_date date, -- date the firm was established
    managing_partner_id character varying(64), -- FK to lawyers table (optional)
    PRIMARY KEY (firm_id)
)
CREATE TABLE legal_services.cases (
    case_id character varying(64) NOT NULL,  -- unique identifier for the case/matter
    case_number character varying(100) UNIQUE, -- official case number (court or internal)
    case_name text NOT NULL, -- descriptive name or title for the case
    client_id character varying(64) NOT NULL, -- FK to clients table
    lead_lawyer_id character varying(64) NOT NULL, -- FK to lawyers table (primary lawyer responsible)
    case_type character varying(100) NOT NULL, -- e.g., Litigation, Corporate, Family Law, IP
    status character varying(50) NOT NULL, -- e.g., Open, Closed, Pending, On Hold, Appealed
    date_opened timestamp NOT NULL, -- date the case was formally opened
    date_closed timestamp, -- date the case was closed (nullable)
    description text, -- detailed description of the case
    court_jurisdiction character varying(128), -- court or jurisdiction if applicable
    PRIMARY KEY (case_id)
)
CREATE TABLE legal_services.documents ( document_id character varying(64) NOT NULL, case_id character varying(64) NOT NULL, document_name character varying(255) NOT NULL, document_type character varying(100), storage_path text NOT NULL, uploaded_by_lawyer_id character varying(64), upload_timestamp timestamp NOT NULL, version integer DEFAULT 1, description text, PRIMARY KEY (document_id) )
CREATE TABLE legal_services.time_entries ( entry_id.text, case_id.text, lawyer_id.text, date_worked.date, hours_spent.numeric, billing_rate.numeric, description.text, is_billable.boolean, is_billed.boolean, invoice_id.text, created_at.timestamp )
CREATE TABLE legal_services.invoices ( invoice_id text, invoice_number text, client_id text, case_id text, issue_date date, due_date date, total_amount numeric, amount_paid numeric, status text, payment_date timestamp, notes text, created_at timestamp )

[User] Show me the name of each law firm and the full name of its managing partner.

[Assistant] SELECT T1.firm_name, T2.first_name, T2.last_name FROM law_firms AS T1 JOIN lawyers AS T2 ON T1.managing_partner_id = T2.lawyer_id;

[User] Only include firms founded before '2010-01-01' and exclude those without a managing partner listed.

[Assistant] SELECT T1.firm_name, T2.first_name, T2.last_name FROM law_firms AS T1 JOIN lawyers AS T2 ON T1.managing_partner_id = T2.lawyer_id WHERE T1.founded_date < '2010-01-01';


System:
You are an expert in writing database language. You can write a corresponding database language query to answer the user's question based on the table structure described by the table creation statement.
##Table Structure
CREATE TABLE insurance.claim_documents (
    document_id character varying(64) NOT NULL, -- unique identifier for the document
    claim_id character varying(64) NOT NULL, -- identifier of the claim this document relates to (FK to claims)
    document_type character varying(50) NOT NULL, -- e.g., Police Report, Photo, Invoice, Medical Bill
    file_name character varying(255) NOT NULL, -- original name of the uploaded file
    file_path character varying(512) NOT NULL, -- storage path (e.g., S3 URL, network path)
    file_size_bytes integer, -- size of the file in bytes
    mime_type character varying(100), -- MIME type of the file (e.g., 'image/jpeg', 'application/pdf')
    uploaded_by character varying(64), -- identifier of the user/system who uploaded (FK to users/customers)
    uploaded_at timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP, -- time of upload
    description text, -- optional description of the document
    PRIMARY KEY (document_id)
)

[User] For each document type, how many documents were uploaded by each user? Show the uploaded_by, document_type, and document count, ordered by document_type and count descending.

[Assistant]
SELECT uploaded_by, document_type, COUNT(*) AS document_count
FROM insurance.claim_documents
GROUP BY uploaded_by, document_type
ORDER BY document_type ASC, document_count DESC;


System:
You are an expert in writing database language. You can write a corresponding database language query to answer the user's question based on the table structure described by the table creation statement.
##Table Structure
CREATE TABLE social_media.users (
    user_id character varying(64) NOT NULL,  -- unique identifier for the user
    username character varying(50) NOT NULL UNIQUE, -- user's unique handle
    email character varying(128) NOT NULL UNIQUE, -- user's email address
    password_hash text NOT NULL, -- hashed password
    full_name character varying(100), -- user's full name
    profile_picture_url text, -- URL to the profile picture
    bio text, -- short user biography
    location character varying(100), -- user's location
    created_at timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP, -- timestamp of account creation
    updated_at timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP, -- timestamp of last profile update
    is_verified boolean NOT NULL DEFAULT false, -- verification status
    PRIMARY KEY (user_id)
)
CREATE TABLE social_media.hashtags ( hashtag_id character varying(64) NOT NULL, tag_name character varying(100) NOT NULL UNIQUE, created_at timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP, PRIMARY KEY (hashtag_id) )
CREATE TABLE social_media.post_hashtags ( post_hashtag_id character varying(64) NOT NULL, post_id character varying(64) NOT NULL, hashtag_id character varying(64) NOT NULL, PRIMARY KEY (post_hashtag_id), CONSTRAINT unique_post_hashtag UNIQUE (post_id, hashtag_id) )
CREATE TABLE social_media.messages ( message_id character varying(64) NOT NULL, conversation_id character varying(64) NOT NULL, sender_user_id character varying(64) NOT NULL, content text, media_url text, media_type character varying(20), sent_at timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP, read_at timestamp, PRIMARY KEY (message_id) )
CREATE TABLE social_media.conversations ( conversation_id text PRIMARY KEY, created_at timestamp, last_message_at timestamp, is_group_chat bool, group_name text )
CREATE TABLE social_media.notifications ( notification_id text PRIMARY KEY, recipient_user_id text, sender_user_id text, notification_type text, target_entity_id text, target_entity_type text, created_at timestamp, read_at timestamp )
CREATE TABLE social_media.user_settings ( setting_id text, user_id text, theme text, email_notifications_enabled boolean, push_notifications_enabled boolean, private_profile boolean, updated_at timestamp )

[User] Show me for each user how many conversations they've participated in, include their email and conversation count, only for those who have participated in more than five conversations.

[Assistant]
SELECT u.user_id, u.email, COUNT(DISTINCT m.conversation_id) AS conversation_count
FROM social_media.messages m
JOIN social_media.users u ON m.sender_user_id = u.user_id
GROUP BY u.user_id, u.email
HAVING COUNT(DISTINCT m.conversation_id) > 5;

[User] Actually, I only want to count group chats.

[Assistant]
SELECT u.user_id, u.email, COUNT(DISTINCT m.conversation_id) AS conversation_count
FROM social_media.messages m
JOIN social_media.conversations c ON m.conversation_id = c.conversation_id
JOIN social_media.users u ON m.sender_user_id = u.user_id
WHERE c.is_group_chat = true
GROUP BY u.user_id, u.email
HAVING COUNT(DISTINCT m.conversation_id) > 5;


System:
You are an expert in writing database language. You can write a corresponding database language query to answer the user's question based on the table structure described by the table creation statement.
##Table Structure
CREATE TABLE government_services.agencies ( agency_id character varying(64) NOT NULL, agency_name character varying(255) NOT NULL, jurisdiction_level character varying(50) NOT NULL, primary_contact_email character varying(128), main_phone_number character varying(32), website_url character varying(255), established_date date, parent_agency_id character varying(64), PRIMARY KEY (agency_id) )
CREATE TABLE government_services.services ( service_id text PRIMARY KEY, agency_id text, service_name text, description text, category text, eligibility_criteria text, standard_fee numeric, average_processing_time_days int, is_active boolean, online_application_url text )
CREATE TABLE government_services.applications ( application_id text, citizen_id text, service_id text, submitted_at timestamp, status text, last_updated_at timestamp, assigned_employee_id text, decision_date date, notes text, reference_number text )
CREATE TABLE government_services.payments ( payment_id text PRIMARY KEY, application_id text, citizen_id text, service_id text, amount numeric, currency text, payment_method text, payment_provider_reference text, payment_timestamp timestamp, status text, notes text )
CREATE TABLE government_services.employees (
    employee_id character varying(64) NOT NULL, -- unique identifier for the government employee
    agency_id character varying(64) NOT NULL, -- FK to agencies table
    first_name character varying(100) NOT NULL,
    last_name character varying(100) NOT NULL,
    job_title character varying(150) NOT NULL,
    department character varying(100),
    work_email character varying(128) NOT NULL UNIQUE,
    work_phone character varying(32),
    hire_date date NOT NULL,
    termination_date date, -- null if currently employed
    access_level character varying(50), -- Role or permission level
    manager_employee_id character varying(64), -- FK to self for reporting structure
    PRIMARY KEY (employee_id)
)
CREATE TABLE government_services.appointments ( appointment_id character varying(64) NOT NULL, citizen_id character varying(64) NOT NULL, employee_id character varying(64), location_id character varying(64), service_id character varying(64), scheduled_start_time timestamp NOT NULL, scheduled_end_time timestamp, purpose text NOT NULL, status character varying(30) NOT NULL, booking_method character varying(50), created_at timestamp NOT NULL, notes text, PRIMARY KEY (appointment_id) )
CREATE TABLE government_services.notifications ( notification_id character varying(64) NOT NULL, citizen_id character varying(64) NOT NULL, application_id character varying(64), message_subject character varying(255), message_body text NOT NULL, channel character varying(30) NOT NULL, sent_at timestamp NOT NULL, status character varying(30) NOT NULL, related_entity_type character varying(50), related_entity_id character varying(64), PRIMARY KEY (notification_id) )

[User] List the full name of employees and the names of the agencies they work for, but only for employees who are currently employed.

[Assistant]
SELECT e.first_name || ' ' || e.last_name AS employee_full_name, a.agency_name
FROM government_services.employees e
JOIN government_services.agencies a ON e.agency_id = a.agency_id
WHERE e.termination_date IS NULL;


System:
You are an expert in writing database language. You can write a corresponding database language query to answer the user's question based on the table structure described by the table creation statement.
##Table Structure
CREATE TABLE hospitality_technology.properties ( property_id text, property_name text, address_line1 text, address_line2 text, city text, state_province text, postal_code text, country_code text, phone_number text, email_address text, property_type text, star_rating numeric, timezone text, manager_staff_id text, created_at timestamp, updated_at timestamp )
CREATE TABLE hospitality_technology.room_types (
    room_type_id character varying(64) NOT NULL, -- unique identifier for the room type
    property_id character varying(64) NOT NULL, -- FK to properties table (type might be property-specific)
    type_name character varying(100) NOT NULL, -- e.g., Standard King, Deluxe Queen, Executive Suite
    description text, -- description of the room type
    base_rate numeric(10, 2) NOT NULL, -- standard price per night
    max_occupancy integer NOT NULL, -- maximum number of guests
    bed_type character varying(50), -- e.g., King, Queen, 2 Doubles, Twin
    area_sqft numeric(8,2), -- size of the room in square feet
    amenities text, -- comma-separated list or JSON of amenities
    PRIMARY KEY (room_type_id),
    FOREIGN KEY (property_id) REFERENCES hospitality_technology.properties(property_id)
)
CREATE TABLE hospitality_technology.reservations ( reservation_id.text, property_id.text, guest_id.text, room_id.text, room_type_id.text, check_in_date.date, check_out_date.date, actual_check_in_ts.timestamp, actual_check_out_ts.timestamp, num_adults.integer, num_children.integer, status.text, booking_source.text, rate_plan_id.text, total_amount.numeric, amount_paid.numeric, special_requests.text, created_at.timestamp, updated_at.timestamp )
CREATE TABLE hospitality_technology.staff ( staff_id text, property_id text, first_name text, last_name text, position text, work_email text, work_phone text, hire_date date, termination_date date, is_active boolean, access_level integer, manager_id text, created_at timestamp )
CREATE TABLE hospitality_technology.services (
    service_id character varying(64) NOT NULL, -- unique identifier for a chargeable service
    property_id character varying(64) NOT NULL, -- FK to properties table
    service_name character varying(150) NOT NULL, -- e.g., Room Service - Burger, Spa - Massage 60min, Laundry - Shirt
    description text,
    category character varying(100), -- e.g., Food & Beverage, Wellness, Business Center, Activities
    price numeric(10, 2) NOT NULL, -- price per unit/instance
    unit character varying(30), -- e.g., Per Item, Per Hour, Per Day
    is_available boolean NOT NULL DEFAULT true, -- is the service currently offered?
    department character varying(100), -- department responsible (e.g., F&B, Spa, Housekeeping)
    PRIMARY KEY (service_id),
    FOREIGN KEY (property_id) REFERENCES hospitality_technology.properties(property_id)
)
CREATE TABLE hospitality_technology.service_orders ( order_id character varying(64) NOT NULL, reservation_id character varying(64), guest_id character varying(64) NOT NULL, service_id character varying(64) NOT NULL, staff_id_ordered character varying(64), staff_id_delivered character varying(64), order_timestamp timestamp with time zone NOT NULL DEFAULT current_timestamp, delivery_timestamp timestamp with time zone, quantity integer NOT NULL DEFAULT 1, unit_price numeric(10, 2) NOT NULL, total_price numeric(12, 2) NOT NULL, status character varying(50) NOT NULL, notes text, bill_id character varying(64), PRIMARY KEY (order_id), FOREIGN KEY (reservation_id) REFERENCES hospitality_technology.reservations(reservation_id), FOREIGN KEY (guest_id) REFERENCES hospitality_technology.guests(guest_id), FOREIGN KEY (service_id) REFERENCES hospitality_technology.services(service_id), FOREIGN KEY (staff_id_ordered) REFERENCES hospitality_technology.staff(staff_id), FOREIGN KEY (staff_id_delivered) REFERENCES hospitality_technology.staff(staff_id) )

[User] For each property, list the names of all available services in the 'Wellness' category. Show property name and service name.

[Assistant] SELECT T1.property_name, T2.service_name FROM hospitality_technology.properties AS T1 JOIN hospitality_technology.services AS T2 ON T1.property_id = T2.property_id WHERE T2.category = 'Wellness' AND T2.is_available = TRUE ORDER BY T1.property_name, T2.service_name;

[User] Now, filter those services to only include ones with a price less than 75 and also include the department and price in the output.

[Assistant] SELECT T1.property_name, T2.service_name, T2.department, T2.price FROM hospitality_technology.properties AS T1 JOIN hospitality_technology.services AS T2 ON T1.property_id = T2.property_id WHERE T2.category = 'Wellness' AND T2.is_available = TRUE AND T2.price < 75 ORDER BY T1.property_name, T2.service_name;


System:
You are an expert in writing database language. You can write a corresponding database language query to answer the user's question based on the table structure described by the table creation statement.
##Table Structure
CREATE TABLE healthcare.patients ( patient_id text, first_name text, last_name text, date_of_birth date, gender text, address text, phone_number text, email text, emergency_contact_name text, emergency_contact_phone text, created_at timestamp, updated_at timestamp )
CREATE TABLE healthcare.doctors ( doctor_id text, first_name text, last_name text, specialty text, license_number text, phone_number text, email text, hospital_affiliation_id text, created_at timestamp, updated_at timestamp )
CREATE TABLE healthcare.appointments (
    appointment_id character varying(64) NOT NULL, -- unique identifier for the appointment
    patient_id character varying(64) NOT NULL, -- FK to patients table
    doctor_id character varying(64) NOT NULL, -- FK to doctors table
    appointment_time timestamp with time zone NOT NULL, -- date and time of the appointment
    duration_minutes integer NOT NULL, -- expected duration in minutes
    reason text, -- reason for the visit
    status character varying(32) NOT NULL, -- e.g., Scheduled, Completed, Cancelled, No-show
    location_id character varying(64), -- FK to a potential locations/clinics table
    notes text, -- notes related to scheduling
    created_at timestamp with time zone NOT NULL DEFAULT current_timestamp,
    PRIMARY KEY (appointment_id)
)
CREATE TABLE healthcare.medical_records ( record_id text PRIMARY KEY, patient_id text, appointment_id text, doctor_id text, record_date timestamp, chief_complaint text, present_illness_history text, past_medical_history text, physical_examination_notes text, assessment text, treatment_plan text, vitals text, created_at timestamp )
CREATE TABLE healthcare.diagnoses ( diagnosis_id character varying(64) NOT NULL, record_id character varying(64) NOT NULL, patient_id character varying(64) NOT NULL, doctor_id character varying(64) NOT NULL, diagnosis_code character varying(20) NOT NULL, code_type character varying(10) NOT NULL DEFAULT 'ICD-10', description text, diagnosis_date date NOT NULL, status character varying(32) NOT NULL, is_chronic boolean DEFAULT false, PRIMARY KEY (diagnosis_id) )
CREATE TABLE healthcare.medications (
    medication_id character varying(64) NOT NULL, -- unique identifier for the medication type
    medication_name character varying(255) NOT NULL, -- common or brand name
    generic_name character varying(255), -- generic chemical name
    manufacturer character varying(100), -- drug manufacturer
    ndc_code character varying(20) UNIQUE, -- National Drug Code (optional but useful)
    description text, -- description of the medication
    PRIMARY KEY (medication_id)
)
CREATE TABLE healthcare.prescriptions ( prescription_id text, record_id text, patient_id text, doctor_id text, medication_id text, dosage text, frequency text, route text, start_date date, end_date date, quantity_dispensed numeric, refills_allowed integer, prescription_date timestamp )
CREATE TABLE healthcare.insurance_plans ( plan_id.text, plan_name.text, insurance_provider.text, plan_type.text, contact_phone.text, website.text )

[User] List the medication_id and medication_name for all medications with a generic name that starts with 'Amox'.

[Assistant]
SELECT medication_id, medication_name
FROM healthcare.medications
WHERE generic_name ILIKE 'Amox%';


System:
You are an expert in writing database language. You can write a corresponding database language query to answer the user's question based on the table structure described by the table creation statement.
##Table Structure
CREATE TABLE gaming_technology.player_achievements ( player_achievement_id uuid NOT NULL DEFAULT gen_random_uuid(), player_id uuid NOT NULL, achievement_id uuid NOT NULL, unlocked_at timestamp with time zone NOT NULL DEFAULT CURRENT_TIMESTAMP, PRIMARY KEY (player_achievement_id), UNIQUE (player_id, achievement_id) )

[User] Generate a report showing the total number of achievement unlocks broken down by the calendar day they occurred. Show the date and the total number of unlocks for that day.

[Assistant] SELECT DATE(unlocked_at) AS unlock_date, COUNT(player_achievement_id) AS unlock_count FROM gaming_technology.player_achievements GROUP BY DATE(unlocked_at);

[User] Only show days with more than 50 unlocks.

[Assistant] SELECT DATE(unlocked_at) AS unlock_date, COUNT(player_achievement_id) AS unlock_count FROM gaming_technology.player_achievements GROUP BY DATE(unlocked_at) HAVING COUNT(player_achievement_id) > 50;

[User] Also include the number of unique players who unlocked achievements on those days.

[Assistant] SELECT DATE(unlocked_at) AS unlock_date, COUNT(player_achievement_id) AS unlock_count, COUNT(DISTINCT player_id) AS unique_player_count FROM gaming_technology.player_achievements GROUP BY DATE(unlocked_at) HAVING COUNT(player_achievement_id) > 50;

[User] Order the results by unlock_count descending and limit to the top 10 days.

[Assistant] SELECT DATE(unlocked_at) AS unlock_date, COUNT(player_achievement_id) AS unlock_count, COUNT(DISTINCT player_id) AS unique_player_count FROM gaming_technology.player_achievements GROUP BY DATE(unlocked_at) HAVING COUNT(player_achievement_id) > 50 ORDER BY unlock_count DESC LIMIT 10;


System:
You are an expert in writing database language. You can write a corresponding database language query to answer the user's question based on the table structure described by the table creation statement.
##Table Structure
CREATE TABLE transportation.maintenance_logs ( log_id character varying(64) NOT NULL, vehicle_id character varying(64) NOT NULL, service_date date NOT NULL, odometer_reading integer, service_type character varying(128) NOT NULL, description text NOT NULL, cost numeric(10, 2), mechanic_name character varying(128), next_service_due_date date, PRIMARY KEY (log_id) )

[User] List the log ID, vehicle ID, service date, and cost for all maintenance logs where the cost exceeds 2000 and the odometer reading is greater than 100,000.

[Assistant] SELECT log_id, vehicle_id, service_date, cost FROM transportation.maintenance_logs WHERE cost > 2000 AND odometer_reading > 100000;

[User] From that list, also include the service type and mechanic name, and filter to only include 'Engine Service' types performed in the year 2023.

[Assistant] SELECT log_id, vehicle_id, service_date, cost, service_type, mechanic_name FROM transportation.maintenance_logs WHERE cost > 2000 AND odometer_reading > 100000 AND service_type = 'Engine Service' AND EXTRACT(YEAR FROM service_date) = 2023;


System:
You are an expert in writing database language. You can write a corresponding database language query to answer the user's question based on the table structure described by the table creation statement.
##Table Structure
CREATE TABLE financial_services.customers ( customer_id text PRIMARY KEY, first_name text, last_name text, date_of_birth date, ssn_hash text, address text, city text, state text, zip_code text, country text, email text, phone_number text, created_at timestamp, status text, risk_profile text )
CREATE TABLE financial_services.accounts ( account_id character varying(64) NOT NULL, customer_id character varying(64) NOT NULL, account_number character varying(128) NOT NULL UNIQUE, account_type character varying(50) NOT NULL, balance numeric(19, 4) NOT NULL DEFAULT 0.00, currency character varying(3) NOT NULL, opened_date date NOT NULL, status character varying(32) NOT NULL, interest_rate numeric(5, 4), last_updated_at timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP, PRIMARY KEY (account_id), FOREIGN KEY (customer_id) REFERENCES financial_services.customers(customer_id) )
CREATE TABLE financial_services.transactions ( transaction_id character varying(64) NOT NULL, account_id character varying(64) NOT NULL, related_account_id character varying(64), transaction_type character varying(50) NOT NULL, amount numeric(19, 4) NOT NULL, currency character varying(3) NOT NULL, transaction_date timestamp NOT NULL, effective_date date NOT NULL, description text, status character varying(32) NOT NULL, reference_number character varying(128), PRIMARY KEY (transaction_id), FOREIGN KEY (account_id) REFERENCES financial_services.accounts(account_id), FOREIGN KEY (related_account_id) REFERENCES financial_services.accounts(account_id) )
CREATE TABLE financial_services.trades ( trade_id text PRIMARY KEY, account_id text, security_id text, order_id text, trade_type text, quantity numeric, price_per_unit numeric, total_amount numeric, commission numeric, trade_timestamp timestamp, settlement_date date, status text, execution_venue text )
CREATE TABLE financial_services.market_data (
    data_point_id bigserial NOT NULL, -- auto-incrementing primary key
    security_id character varying(64) NOT NULL, -- identifier for the security
    data_timestamp timestamp NOT NULL, -- timestamp for the data point (e.g., end of day, intraday)
    open_price numeric(19, 8), -- opening price for the period
    high_price numeric(19, 8), -- highest price during the period
    low_price numeric(19, 8), -- lowest price during the period
    close_price numeric(19, 8) NOT NULL, -- closing price for the period
    adjusted_close_price numeric(19, 8), -- closing price adjusted for dividends and splits
    volume bigint, -- trading volume during the period
    source character varying(50), -- source of the market data (e.g., Bloomberg, Refinitiv)
    PRIMARY KEY (data_point_id),
    UNIQUE (security_id, data_timestamp), -- Ensure unique data point per security per time
    FOREIGN KEY (security_id) REFERENCES financial_services.securities(security_id)
)
CREATE TABLE financial_services.loans ( loan_id.text, account_id.text, loan_type.text, principal_amount.numeric, current_principal_balance.numeric, interest_rate.numeric, term_months.integer, origination_date.date, maturity_date.date, monthly_payment.numeric, collateral_description.text, status.text )

[User] For each account, show the account number, currency, and the sum of all incoming transaction amounts, where an incoming transaction is one where the account appears as related_account_id.

[Assistant]
SELECT a.account_number, a.currency, COALESCE(SUM(t.amount), 0) AS total_incoming
FROM financial_services.accounts a
LEFT JOIN financial_services.transactions t ON a.account_id = t.related_account_id
GROUP BY a.account_id, a.account_number, a.currency;

[User] Only include accounts with total incoming over 2000 and show the account type as well. Please order by total_incoming descending.

[Assistant]
SELECT a.account_number, a.currency, a.account_type, COALESCE(SUM(t.amount), 0) AS total_incoming
FROM financial_services.accounts a
LEFT JOIN financial_services.transactions t ON a.account_id = t.related_account_id
GROUP BY a.account_id, a.account_number, a.currency, a.account_type
HAVING COALESCE(SUM(t.amount), 0) > 2000
ORDER BY total_incoming DESC;


System:
You are an expert in writing database language. You can write a corresponding database language query to answer the user's question based on the table structure described by the table creation statement.
##Table Structure
CREATE TABLE gaming_technology.players (
    player_id uuid NOT NULL DEFAULT gen_random_uuid(), -- unique identifier for the player
    username character varying(100) NOT NULL UNIQUE, -- player's chosen display name
    email character varying(255) NOT NULL UNIQUE, -- player's email address for login/recovery
    password_hash text NOT NULL, -- securely hashed password
    registration_date timestamp with time zone NOT NULL DEFAULT CURRENT_TIMESTAMP, -- when the player account was created
    last_login timestamp with time zone, -- timestamp of the last successful login
    country_code character(2), -- player's country (ISO 3166-1 alpha-2)
    status character varying(20) NOT NULL DEFAULT 'active', -- account status (e.g., active, banned, suspended)
    profile_data jsonb, -- flexible field for avatar url, bio, preferences etc.
    PRIMARY KEY (player_id)
)
CREATE TABLE gaming_technology.games (
    game_id uuid NOT NULL DEFAULT gen_random_uuid(), -- unique identifier for the game
    title character varying(200) NOT NULL, -- official title of the game
    developer_id uuid NOT NULL, -- FK linking to the developers table
    publisher_id uuid, -- FK linking to a potential publishers table (optional)
    genre character varying(100), -- primary genre (e.g., RPG, FPS, Strategy)
    release_date date, -- official release date
    description text, -- short description or synopsis of the game
    platform character varying(50) NOT NULL, -- primary platform (e.g., PC, PlayStation 5, Xbox Series X, Mobile)
    engine character varying(100), -- game engine used (e.g., Unreal Engine 5, Unity)
    website character varying(255), -- official website URL
    PRIMARY KEY (game_id)
    -- FOREIGN KEY (developer_id) REFERENCES gaming_technology.developers(developer_id) -- Example FK constraint
)
CREATE TABLE gaming_technology.achievements (
    achievement_id uuid NOT NULL DEFAULT gen_random_uuid(), -- unique identifier for an achievement definition
    game_id uuid NOT NULL, -- FK linking to the game the achievement belongs to
    name character varying(150) NOT NULL, -- name of the achievement
    description text NOT NULL, -- how to unlock the achievement
    icon_url character varying(255), -- URL for the achievement's icon
    points integer DEFAULT 0, -- points awarded for unlocking (optional)
    hidden boolean DEFAULT false, -- whether the achievement details are hidden until unlocked
    PRIMARY KEY (achievement_id)
    -- FOREIGN KEY (game_id) REFERENCES gaming_technology.games(game_id)
)
CREATE TABLE gaming_technology.player_achievements (
    player_achievement_id uuid NOT NULL DEFAULT gen_random_uuid(), -- unique identifier for this unlock instance
    player_id uuid NOT NULL, -- FK linking to the player who unlocked it
    achievement_id uuid NOT NULL, -- FK linking to the achievement definition
    unlocked_at timestamp with time zone NOT NULL DEFAULT CURRENT_TIMESTAMP, -- when the achievement was unlocked
    PRIMARY KEY (player_achievement_id),
    UNIQUE (player_id, achievement_id) -- Ensure a player can only unlock an achievement once
    -- FOREIGN KEY (player_id) REFERENCES gaming_technology.players(player_id),
    -- FOREIGN KEY (achievement_id) REFERENCES gaming_technology.achievements(achievement_id)
)
CREATE TABLE gaming_technology.in_game_items (
    item_id uuid NOT NULL DEFAULT gen_random_uuid(), -- unique identifier for the item definition
    game_id uuid NOT NULL, -- FK linking to the game this item belongs to
    item_name character varying(150) NOT NULL, -- name of the item
    item_type character varying(50) NOT NULL, -- type (e.g., Cosmetic, Consumable, Weapon, Armor)
    description text, -- description of the item
    rarity character varying(30), -- item rarity (e.g., Common, Rare, Epic, Legendary)
    cost_currency character varying(10), -- currency code if purchasable (e.g., USD, EUR, GOLD)
    cost_amount numeric(12, 2), -- price if purchasable
    attributes jsonb, -- flexible field for item stats or properties
    PRIMARY KEY (item_id)
    -- FOREIGN KEY (game_id) REFERENCES gaming_technology.games(game_id)
)

[User] List all in-game items' names, types, and rarity along with their total cost in USD, for items that belong to games released on or after 2021-01-01.

[Assistant]
SELECT i.item_name, i.item_type, i.rarity, i.cost_amount
FROM gaming_technology.in_game_items i
JOIN gaming_technology.games g ON i.game_id = g.game_id
WHERE g.release_date >= '2021-01-01' AND i.cost_currency = 'USD'
ORDER BY i.item_name;

[User] Please add the game's title to the results.

[Assistant]
SELECT i.item_name, i.item_type, i.rarity, i.cost_amount, g.title AS game_title
FROM gaming_technology.in_game_items i
JOIN gaming_technology.games g ON i.game_id = g.game_id
WHERE g.release_date >= '2021-01-01' AND i.cost_currency = 'USD'
ORDER BY i.item_name;

[User] Now, show only items of rarity 'Epic' or 'Legendary'.

[Assistant]
SELECT i.item_name, i.item_type, i.rarity, i.cost_amount, g.title AS game_title
FROM gaming_technology.in_game_items i
JOIN gaming_technology.games g ON i.game_id = g.game_id
WHERE g.release_date >= '2021-01-01' AND i.cost_currency = 'USD' AND i.rarity IN ('Epic', 'Legendary')
ORDER BY i.item_name;

[User] I got an error because some items have null cost_amount. Can you exclude those from the results?

[Assistant]
SELECT i.item_name, i.item_type, i.rarity, i.cost_amount, g.title AS game_title
FROM gaming_technology.in_game_items i
JOIN gaming_technology.games g ON i.game_id = g.game_id
WHERE g.release_date >= '2021-01-01' AND i.cost_currency = 'USD' AND i.rarity IN ('Epic', 'Legendary') AND i.cost_amount IS NOT NULL
ORDER BY i.item_name;


System:
You are an expert in writing database language. You can write a corresponding database language query to answer the user's question based on the table structure described by the table creation statement.
##Table Structure
CREATE TABLE healthcare.diagnoses ( diagnosis_id.text, record_id.text, patient_id.text, doctor_id.text, diagnosis_code.text, code_type.text, description.text, diagnosis_date.date, status.text, is_chronic.boolean )
CREATE TABLE healthcare.prescriptions ( prescription_id.text, record_id.text, patient_id.text, doctor_id.text, medication_id.text, dosage.text, frequency.text, route.text, start_date.date, end_date.date, quantity_dispensed.numeric, refills_allowed.integer, prescription_date.timestamp )

[User] For each diagnosis code_type, calculate the average number of refills_allowed for prescriptions linked to chronic diagnoses.

[Assistant]
SELECT
  d.code_type,
  AVG(p.refills_allowed) AS avg_refills_allowed
FROM healthcare.diagnoses d
JOIN healthcare.prescriptions p
  ON d.record_id = p.record_id
WHERE d.is_chronic = TRUE
GROUP BY d.code_type;


System:
You are an expert in writing database language. You can write a corresponding database language query to answer the user's question based on the table structure described by the table creation statement.
##Table Structure
CREATE TABLE government_services.citizens ( citizen_id text, national_id_number text, first_name text, last_name text, date_of_birth date, gender text, primary_address text, contact_email text, contact_phone text, registration_date timestamp, is_verified boolean )
CREATE TABLE government_services.services (
    service_id character varying(64) NOT NULL, -- unique identifier for the service
    agency_id character varying(64) NOT NULL, -- FK to agencies table
    service_name character varying(255) NOT NULL, -- name of the service (e.g., Driver's License Renewal)
    description text,
    category character varying(100), -- e.g., Licensing, Benefits, Taxation, Permits
    eligibility_criteria text, -- description of who is eligible
    standard_fee numeric(10, 2) DEFAULT 0.00, -- typical fee for the service
    average_processing_time_days integer, -- estimated processing time
    is_active boolean DEFAULT true, -- whether the service is currently offered
    online_application_url character varying(255),
    PRIMARY KEY (service_id)
)
CREATE TABLE government_services.applications ( application_id text, citizen_id text, service_id text, submitted_at timestamp, status text, last_updated_at timestamp, assigned_employee_id text, decision_date date, notes text, reference_number text )
CREATE TABLE government_services.payments ( payment_id text PRIMARY KEY, application_id text, citizen_id text, service_id text, amount numeric, currency text, payment_method text, payment_provider_reference text, payment_timestamp timestamp, status text, notes text )
CREATE TABLE government_services.employees ( employee_id text, agency_id text, first_name text, last_name text, job_title text, department text, work_email text, work_phone text, hire_date date, termination_date date, access_level text, manager_employee_id text )
CREATE TABLE government_services.service_locations ( location_id character varying(64) NOT NULL, agency_id character varying(64) NOT NULL, location_name character varying(200), address text NOT NULL, city character varying(100), state character varying(50), postal_code character varying(20), latitude numeric(9, 6), longitude numeric(9, 6), operating_hours text, contact_phone character varying(32), is_accessible boolean, PRIMARY KEY (location_id) )
CREATE TABLE government_services.appointments ( appointment_id.text, citizen_id.text, employee_id.text, location_id.text, service_id.text, scheduled_start_time.timestamp, scheduled_end_time.timestamp, purpose.text, status.text, booking_method.text, created_at.timestamp, notes.text )

[User] List all appointments showing the scheduled time, the name of the service, and the name of the location.

[Assistant] SELECT T1.scheduled_start_time, T2.service_name, T3.location_name FROM government_services.appointments AS T1 JOIN government_services.services AS T2 ON T1.service_id = T2.service_id JOIN government_services.service_locations AS T3 ON T1.location_id = T3.location_id;