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.law_firms ( firm_id character varying(64) NOT NULL, firm_name character varying(200) NOT NULL, address text NOT NULL, phone character varying(32), website character varying(255), founded_date date, managing_partner_id character varying(64), PRIMARY KEY (firm_id) )
##Table Structure
CREATE TABLE trading_platform.orders ( order_id text PRIMARY KEY, user_id text, wallet_id text, asset_id text, order_type text, quantity numeric, price numeric, status text, created_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.dapps ( dapp_id character varying(64) NOT NULL, name character varying(128) NOT NULL, description text NOT NULL, url character varying(256) NOT NULL, PRIMARY KEY (dapp_id) )
CREATE TABLE trading_platform.logs ( log_id text PRIMARY KEY, user_id text, action text, details text, logged_at timestamp )
##Table Structure
CREATE TABLE web3.users ( user_id.text, username.text, email.text, password_hash.text, created_at.timestamp )
##Table Structure
CREATE TABLE insurance.policies ( policy_id.text, customer_id.text, product_id.text, agent_id.text, policy_number.text, start_date.date, end_date.date, premium_amount.numeric, coverage_limit.numeric, deductible.numeric, status.text, issued_at.timestamp, cancellation_date.date, cancellation_reason.text )
##Table Structure
CREATE TABLE government_services.agencies ( agency_id text PRIMARY KEY, agency_name text, jurisdiction_level text, primary_contact_email text, main_phone_number text, website_url text, established_date date, parent_agency_id 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 )
##Table Structure
CREATE TABLE trading_platform.notifications ( notification_id.text, user_id.text, message.text, sent_at.timestamp, read_at.timestamp )
##Table Structure
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 )
##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 )
##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 )
##Table Structure
CREATE TABLE insurance.claim_documents ( document_id text PRIMARY KEY, claim_id text, document_type text, file_name text, file_path text, file_size_bytes int, mime_type text, uploaded_by text, uploaded_at timestamp, description text )
##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 )
##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) )
##Table Structure
CREATE TABLE web3.users ( user_id text PRIMARY KEY, username text, email text, password_hash text, created_at timestamp )

[User] List all law firms founded in the year 2015. Show their names, phone numbers, and website.

[Assistant]
SELECT firm_name, phone, website
FROM legal_services.law_firms
WHERE EXTRACT(YEAR FROM founded_date) = 2015;

[User] What is the total and average amount of unspent UTXOs per address?

[Assistant]
SELECT
  address,
  COUNT(*) AS utxo_count,
  SUM(amount) AS total_unspent_amount,
  AVG(amount) AS average_unspent_amount
FROM trading_platform.utxos
WHERE spent = FALSE
GROUP BY address;

[User] Find all pairs of users where the registration times are within 30 minutes of each other, and show both user IDs, usernames, and the time difference in minutes.

[Assistant] SELECT u1.user_id AS user1_id, u1.username AS user1_name, u2.user_id AS user2_id, u2.username AS user2_name, ROUND(ABS(EXTRACT(EPOCH FROM u1.created_at - u2.created_at))/60,2) AS diff_minutes FROM web3.users u1 JOIN web3.users u2 ON u1.user_id < u2.user_id WHERE ABS(EXTRACT(EPOCH FROM u1.created_at - u2.created_at))/60 <= 30;

[User] For policies issued in the current year, show me the total premium_amount and the average deductible grouped by policy status.

[Assistant]
SELECT status,
       SUM(premium_amount) AS total_premium,
       AVG(deductible)     AS average_deductible
FROM insurance.policies
WHERE EXTRACT(YEAR FROM issued_at) = EXTRACT(YEAR FROM CURRENT_DATE)
GROUP BY status;

[User] For each agency, list the agency name and the total count of employees who have a recorded termination date.

[Assistant] SELECT a.agency_name, COUNT(e.employee_id) FROM government_services.agencies AS a LEFT JOIN government_services.employees AS e ON a.agency_id = e.agency_id AND e.termination_date IS NOT NULL GROUP BY a.agency_name;

[User] Find all notifications that were sent more than 24 hours ago and are still unread. Show the notification ID, user ID, and sent_at timestamp.

[Assistant] SELECT notification_id, user_id, sent_at FROM notifications WHERE read_at IS NULL AND sent_at < NOW() - INTERVAL '24 hour';

[User] Show the user IDs of all users whose theme is set to 'blue'.

[Assistant] SELECT user_id FROM social_media.user_settings WHERE theme = 'blue';

[User] Find patients whose emergency_contact_phone matches another patient's phone_number and show both patients' IDs, full names, and the shared phone number.

[Assistant]
SELECT p1.patient_id AS contact_of_id,
       p1.first_name || ' ' || p1.last_name AS contact_of_name,
       p2.patient_id AS phone_owner_id,
       p2.first_name || ' ' || p2.last_name AS phone_owner_name,
       p1.emergency_contact_phone AS shared_phone
FROM healthcare.patients p1
JOIN healthcare.patients p2
  ON p1.emergency_contact_phone = p2.phone_number
WHERE p1.emergency_contact_phone IS NOT NULL;

[User] List the name, type, and city for all properties located in 'Canada'.

[Assistant] SELECT property_name, property_type, city FROM hospitality_technology.properties WHERE country_code = 'CAN';

[User] Show the top 5 largest documents by file size, including document_id, claim_id, file_name, and file_size_bytes.

[Assistant]
SELECT document_id,
       claim_id,
       file_name,
       file_size_bytes
FROM insurance.claim_documents
ORDER BY file_size_bytes DESC
LIMIT 5;

[User] Get the total number of appointments grouped by status.

[Assistant]
SELECT status,
       COUNT(*) AS appointment_count
FROM healthcare.appointments
GROUP BY status;

[User] Now filter to include only statuses with more than 50 appointments.

[Assistant]
SELECT status,
       COUNT(*) AS appointment_count
FROM healthcare.appointments
GROUP BY status
HAVING COUNT(*) > 50;

[User] List all agencies that do not have a website URL specified. Return their agency_id, agency_name, and main_phone_number.

[Assistant] SELECT agency_id, agency_name, main_phone_number FROM government_services.agencies WHERE website_url IS NULL OR website_url = '';

[User] Show me all users whose username contains 'dev', including their user_id and email address.

[Assistant] SELECT user_id, username, email FROM web3.users WHERE username ILIKE '%dev%';

[User] Can you also show the registration date for each of those users?

[Assistant] SELECT user_id, username, email, created_at FROM web3.users WHERE username ILIKE '%dev%';


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(), username character varying(100) NOT NULL UNIQUE, email character varying(255) NOT NULL UNIQUE, password_hash text NOT NULL, registration_date timestamp with time zone NOT NULL DEFAULT CURRENT_TIMESTAMP, last_login timestamp with time zone, country_code character(2), status character varying(20) NOT NULL DEFAULT 'active', profile_data jsonb, PRIMARY KEY (player_id) )
CREATE TABLE gaming_technology.games ( game_id uuid NOT NULL DEFAULT gen_random_uuid(), title character varying(200) NOT NULL, developer_id uuid NOT NULL, publisher_id uuid, genre character varying(100), release_date date, description text, platform character varying(50) NOT NULL, engine character varying(100), website character varying(255), PRIMARY KEY (game_id) )
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) )
##Table Structure
CREATE TABLE transportation.routes ( route_id text, route_number text, description text, origin_location_id text, destination_location_id text, distance_km numeric, estimated_duration_minutes integer, type text )
CREATE TABLE transportation.trips (
    trip_id character varying(64) NOT NULL,  -- unique identifier for a specific trip instance
    route_id character varying(64), -- identifier of the route being followed (can be null for ad-hoc trips)
    vehicle_id character varying(64) NOT NULL, -- identifier of the vehicle used
    driver_id character varying(64) NOT NULL, -- identifier of the driver operating
    scheduled_departure timestamp with time zone NOT NULL, -- planned departure time
    actual_departure timestamp with time zone, -- actual departure time
    scheduled_arrival timestamp with time zone NOT NULL, -- planned arrival time
    actual_arrival timestamp with time zone, -- actual arrival time
    origin_location_id character varying(64) NOT NULL, -- actual starting location (could differ from route origin)
    destination_location_id character varying(64) NOT NULL, -- actual ending location (could differ from route destination)
    status character varying(32) NOT NULL, -- e.g., Scheduled, In Progress, Completed, Delayed, Cancelled
    passenger_count integer, -- number of passengers (if applicable)
    cargo_manifest_id character varying(64), -- link to cargo details (if applicable)
    PRIMARY KEY (trip_id)
)
CREATE TABLE transportation.fuel_logs ( fuel_log_id text PRIMARY KEY, vehicle_id text, trip_id text, log_timestamp timestamp, fuel_type text, quantity numeric, unit text, cost_per_unit numeric, total_cost numeric, odometer_reading int, location_id text )
CREATE TABLE transportation.bookings (
    booking_id character varying(64) NOT NULL,  -- unique identifier for the booking
    passenger_id character varying(64) NOT NULL, -- identifier of the passenger making the booking
    trip_id character varying(64) NOT NULL, -- identifier of the trip being booked
    seat_number character varying(16), -- assigned seat number (if applicable)
    booking_time timestamp with time zone NOT NULL, -- time when the booking was made
    status character varying(32) NOT NULL, -- e.g., Confirmed, Cancelled, Pending Payment
    fare numeric(10, 2) NOT NULL, -- price paid for the booking
    payment_transaction_id character varying(128), -- reference to the payment transaction
    special_requests text, -- any special requests from the passenger
    PRIMARY KEY (booking_id)
)
##Table Structure
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 )
##Table Structure
CREATE TABLE transportation.trips ( trip_id text PRIMARY KEY, route_id text, vehicle_id text, driver_id text, scheduled_departure timestamp, actual_departure timestamp, scheduled_arrival timestamp, actual_arrival timestamp, origin_location_id text, destination_location_id text, status text, passenger_count int, cargo_manifest_id text )
##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 )
##Table Structure
CREATE TABLE legal_services.documents ( document_id.text, case_id.text, document_name.text, document_type.text, storage_path.text, uploaded_by_lawyer_id.text, upload_timestamp.timestamp, version.integer, description.text )

[User] Please list the top 5 players by number of achievements unlocked since 2023-01-01. Show each player's username and the total count of achievements they unlocked.

[Assistant]
SELECT p.username, COUNT(*) AS unlock_count
FROM gaming_technology.players p
JOIN gaming_technology.player_achievements pa
  ON p.player_id = pa.player_id
WHERE pa.unlocked_at >= '2023-01-01'
GROUP BY p.username
ORDER BY unlock_count DESC
LIMIT 5;

[User] Show all trips, including the trip ID, vehicle license plate, and the vehicle's capacity.

[Assistant] SELECT t.trip_id, v.license_plate, v.capacity FROM transportation.trips t JOIN vehicles v ON t.vehicle_id = v.vehicle_id;

[User] Show me all messages sent after July 1, 2024, including the sender_user_id, content, and sent_at.

[Assistant]
SELECT message_id, sender_user_id, content, sent_at
FROM social_media.messages
WHERE sent_at > '2024-07-01';

[User] Can you also include the conversation_id and only show messages that have not been read yet?

[Assistant]
SELECT message_id, sender_user_id, conversation_id, content, sent_at
FROM social_media.messages
WHERE sent_at > '2024-07-01' AND read_at IS NULL;

[User] Now only show results where the message contains a media attachment and order the results by sent_at descending.

[Assistant]
SELECT message_id, sender_user_id, conversation_id, content, sent_at
FROM social_media.messages
WHERE sent_at > '2024-07-01' AND read_at IS NULL AND media_url IS NOT NULL AND media_url <> ''
ORDER BY sent_at DESC;

[User] Show all trips with their trip ID, route ID, the ID of their origin location, and the ID of their destination location, where the route ID starts with 'EX'.

[Assistant] SELECT trip_id, route_id, origin_location_id, destination_location_id FROM transportation.trips WHERE route_id LIKE 'EX%';

[User] Can you show me the total number of diagnosis records for each doctor, along with the doctor's ID? Please include only those diagnoses marked as 'chronic'.

[Assistant] SELECT doctor_id, COUNT(*) AS total_chronic_diagnoses FROM healthcare.diagnoses WHERE is_chronic = TRUE GROUP BY doctor_id;

[User] Now, can you also include the average number of chronic diagnoses per patient for each doctor in the results?

[Assistant] SELECT doctor_id, COUNT(*) AS total_chronic_diagnoses, COUNT(*)::FLOAT / COUNT(DISTINCT patient_id) AS avg_chronic_per_patient FROM healthcare.diagnoses WHERE is_chronic = TRUE GROUP BY doctor_id;

[User] Please filter the results to only include doctors with at least 5 chronic diagnoses.

[Assistant] SELECT doctor_id, COUNT(*) AS total_chronic_diagnoses, COUNT(*)::FLOAT / COUNT(DISTINCT patient_id) AS avg_chronic_per_patient FROM healthcare.diagnoses WHERE is_chronic = TRUE GROUP BY doctor_id HAVING COUNT(*) >= 5;

[User] List the case number, case name, and the full name of the client for cases that have uploaded documents.

[Assistant] SELECT T1.case_number ,  T1.case_name ,  T2.full_name FROM legal_services.cases AS T1 JOIN legal_services.clients AS T2 ON T1.client_id  =  T2.client_id WHERE EXISTS ( SELECT 1 FROM legal_services.documents AS T3 WHERE T3.case_id  =  T1.case_id )

[User] Also include the full name of the lead lawyer for these cases.

[Assistant] SELECT T1.case_number ,  T1.case_name ,  T2.full_name AS client_name ,  T4.full_name AS lawyer_name FROM legal_services.cases AS T1 JOIN legal_services.clients AS T2 ON T1.client_id  =  T2.client_id JOIN legal_services.lawyers AS T4 ON T1.lead_lawyer_id  =  T4.lawyer_id WHERE EXISTS ( SELECT 1 FROM legal_services.documents AS T3 WHERE T3.case_id  =  T1.case_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 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 )
##Table Structure
CREATE TABLE insurance.customers ( customer_id.text, first_name.text, last_name.text, date_of_birth.date, ssn_hash.text, address_line1.text, address_line2.text, city.text, state.text, zip_code.text, country.text, phone_number.text, email.text, created_at.timestamp, updated_at.timestamp, status.text )
##Table Structure
CREATE TABLE web3.contracts ( contract_id.text, address.text, abi.text, bytecode.text, deployer_address.text, deployed_at.timestamp, network_id.text, status.text )
##Table Structure
CREATE TABLE trading_platform.utxos (
    utxo_id character varying(64) NOT NULL,  -- unique identifier for the UTXO
    transaction_id character varying(64) NOT NULL, -- identifier of the transaction that created the UTXO
    output_index integer NOT NULL, -- index of the output in the transaction
    address character varying(128) NOT NULL, -- address that can spend the UTXO
    amount numeric(38,14) NOT NULL, -- amount of the asset in the UTXO
    spent boolean NOT NULL, -- whether the UTXO has been spent
    PRIMARY KEY (utxo_id)
)
##Table Structure
CREATE TABLE government_services.documents ( document_id character varying(64) NOT NULL, application_id character varying(64), citizen_id character varying(64) NOT NULL, document_type character varying(100) NOT NULL, file_reference text NOT NULL, upload_timestamp timestamp NOT NULL, expiry_date date, verification_status character varying(30) DEFAULT 'Pending', verified_by_employee_id character varying(64), verification_timestamp timestamp, PRIMARY KEY (document_id) )
##Table Structure
CREATE TABLE legal_services.law_firms ( firm_id text, firm_name text, address text, phone text, website text, founded_date date, managing_partner_id text )
##Table Structure
CREATE TABLE blockchain.nodes ( node_id character varying(64) NOT NULL, ip_address character varying(15) NOT NULL, port integer NOT NULL, last_seen timestamp NOT NULL, PRIMARY KEY (node_id) )
##Table Structure
CREATE TABLE legal_services.documents ( document_id.text, case_id.text, document_name.text, document_type.text, storage_path.text, uploaded_by_lawyer_id.text, upload_timestamp.timestamp, version.integer, description.text )
##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) )
##Table Structure
CREATE TABLE government_services.service_locations ( location_id text PRIMARY KEY, agency_id text, location_name text, address text, city text, state text, postal_code text, latitude numeric, longitude numeric, operating_hours text, contact_phone text, is_accessible boolean )
##Table Structure
CREATE TABLE government_services.notifications ( notification_id.text, citizen_id.text, application_id.text, message_subject.text, message_body.text, channel.text, sent_at.timestamp, status.text, related_entity_type.text, related_entity_id.text )
##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] Count the total number of invoices issued in each calendar year and month. Show the year, month, and the count, ordered chronologically.

[Assistant] SELECT EXTRACT(YEAR FROM issue_date) AS issue_year, EXTRACT(MONTH FROM issue_date) AS issue_month, COUNT(*) AS invoice_count FROM legal_services.invoices GROUP BY issue_year, issue_month ORDER BY issue_year, issue_month;

[User] List all customers who reside in New York and were created in the system before 2023.

[Assistant] SELECT customer_id, first_name, last_name, created_at FROM insurance.customers WHERE state = 'NY' AND created_at < '2023-01-01';

[User] Find all pairs of contracts deployed by the same deployer on the same day, showing the deployer_address, the deployment date, and both contract IDs.

[Assistant]
SELECT c1.deployer_address,
       DATE(c1.deployed_at) AS deploy_date,
       c1.contract_id AS contract_id_1,
       c2.contract_id AS contract_id_2
FROM web3.contracts c1
JOIN web3.contracts c2
  ON c1.deployer_address = c2.deployer_address
 AND DATE(c1.deployed_at) = DATE(c2.deployed_at)
 AND c1.contract_id < c2.contract_id;

[User] For each transaction ID, provide a count of unspent UTXOs.

[Assistant] SELECT transaction_id, COUNT(*) FROM utxos WHERE spent = FALSE GROUP BY transaction_id;

[User] How many documents were uploaded in the year 2023?

[Assistant] SELECT count(*) FROM government_services.documents WHERE date_part('year', upload_timestamp) = 2023;

[User] List all law firms whose address contains 'Avenue'.

[Assistant] SELECT firm_id, firm_name, address FROM legal_services.law_firms WHERE address LIKE '%Avenue%';

[User] Retrieve all pairs of nodes where one node was last seen before '2023-06-01' and the other after '2023-06-01', and they share the same IP address.

[Assistant]
SELECT a.node_id AS node_before,
       b.node_id AS node_after,
       a.ip_address
FROM blockchain.nodes a
JOIN blockchain.nodes b
  ON a.ip_address = b.ip_address
WHERE a.last_seen < '2023-06-01'
  AND b.last_seen > '2023-06-01';

[User] How many documents has each lawyer uploaded? Return uploaded_by_lawyer_id and the count, only include lawyers with at least 3 documents, sorted by count descending.

[Assistant]
SELECT uploaded_by_lawyer_id,
       COUNT(*) AS doc_count
FROM legal_services.documents
GROUP BY uploaded_by_lawyer_id
HAVING COUNT(*) >= 3
ORDER BY doc_count DESC;

[User] For each agency that is a parent, how many direct child agencies does it have? Show the parent agency name and the count.

[Assistant] SELECT parent.agency_name AS parent_agency_name, COUNT(child.agency_id) AS child_agency_count FROM government_services.agencies AS parent INNER JOIN government_services.agencies AS child ON parent.agency_id = child.parent_agency_id GROUP BY parent.agency_id, parent.agency_name;

[User] For each service location, find the nearest accessible service location. Show the location_id, location_name, nearest_location_id, and the distance.

[Assistant]
SELECT l.location_id,
       l.location_name,
       nearest.location_id AS nearest_location_id,
       SQRT(POWER(l.latitude - nearest.latitude, 2) + POWER(l.longitude - nearest.longitude, 2)) AS distance
FROM service_locations l
JOIN LATERAL (
  SELECT sl.location_id, sl.latitude, sl.longitude
  FROM service_locations sl
  WHERE sl.location_id <> l.location_id
    AND sl.is_accessible = TRUE
  ORDER BY POWER(l.latitude - sl.latitude, 2) + POWER(l.longitude - sl.longitude, 2)
  LIMIT 1
) AS nearest ON TRUE;

[User] List the message subjects for all notifications sent via the 'Push' channel that have a 'Sent' status.

[Assistant] SELECT message_subject FROM government_services.notifications WHERE channel = 'Push' AND status = 'Sent';

[User] For each doctor, show their full name along with all plan names of insurance plans that have a 'contact_phone' beginning with '+44'.

[Assistant]
SELECT d.first_name, d.last_name, ip.plan_name
FROM healthcare.doctors d
CROSS JOIN healthcare.insurance_plans ip
WHERE ip.contact_phone LIKE '+44%';


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.routes ( route_id text PRIMARY KEY, route_number text, description text, origin_location_id text, destination_location_id text, distance_km numeric, estimated_duration_minutes int, type text )
CREATE TABLE transportation.trips ( trip_id text PRIMARY KEY, route_id text, vehicle_id text, driver_id text, scheduled_departure timestamp, actual_departure timestamp, scheduled_arrival timestamp, actual_arrival timestamp, origin_location_id text, destination_location_id text, status text, passenger_count int, cargo_manifest_id text )
CREATE TABLE transportation.locations ( location_id text PRIMARY KEY, name text, type text, address_line1 text, city text, state_province text, postal_code text, country text, latitude numeric, longitude numeric, timezone text )
CREATE TABLE transportation.maintenance_logs ( log_id text PRIMARY KEY, vehicle_id text, service_date date, odometer_reading int, service_type text, description text, cost numeric, mechanic_name text, next_service_due_date date )
CREATE TABLE transportation.fuel_logs ( fuel_log_id text PRIMARY KEY, vehicle_id text, trip_id text, log_timestamp timestamp, fuel_type text, quantity numeric, unit text, cost_per_unit numeric, total_cost numeric, odometer_reading int, location_id text )
##Table Structure
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.service_orders ( order_id text, reservation_id text, guest_id text, service_id text, staff_id_ordered text, staff_id_delivered text, order_timestamp timestamp, delivery_timestamp timestamp, quantity integer, unit_price numeric, total_price numeric, status text, notes text, bill_id text )
##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 )
CREATE TABLE legal_services.documents ( document_id.text, case_id.text, document_name.text, document_type.text, storage_path.text, uploaded_by_lawyer_id.text, upload_timestamp.timestamp, version.integer, description.text )
CREATE TABLE legal_services.appointments ( appointment_id.text, client_id.text, lawyer_id.text, case_id.text, start_time.timestamp, end_time.timestamp, location.text, subject.text, notes.text, status.text, created_at.timestamp )
##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.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 )
CREATE TABLE government_services.services ( service_id.text, agency_id.text, service_name.text, description.text, category.text, eligibility_criteria.text, standard_fee.numeric, average_processing_time_days.integer, 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.documents ( document_id.text, application_id.text, citizen_id.text, document_type.text, file_reference.text, upload_timestamp.timestamp, expiry_date.date, verification_status.text, verified_by_employee_id.text, verification_timestamp.timestamp )
CREATE TABLE government_services.payments ( payment_id.text, 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.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 )
CREATE TABLE government_services.notifications ( notification_id.text, citizen_id.text, application_id.text, message_subject.text, message_body.text, channel.text, sent_at.timestamp, status.text, related_entity_type.text, related_entity_id.text )
##Table Structure
CREATE TABLE hospitality_technology.properties ( property_id character varying(64) NOT NULL, property_name character varying(255) NOT NULL, address_line1 character varying(255) NOT NULL, address_line2 character varying(255), city character varying(100) NOT NULL, state_province character varying(100), postal_code character varying(20) NOT NULL, country_code character varying(3) NOT NULL, phone_number character varying(30), email_address character varying(255), property_type character varying(50) NOT NULL, star_rating numeric(2,1), timezone character varying(64) NOT NULL, manager_staff_id character varying(64), created_at timestamp with time zone NOT NULL DEFAULT current_timestamp, updated_at timestamp with time zone NOT NULL DEFAULT current_timestamp, PRIMARY KEY (property_id) )
CREATE TABLE hospitality_technology.reviews ( review_id text PRIMARY KEY, property_id text, reservation_id text, guest_id text, rating_overall int, rating_cleanliness int, rating_service int, rating_location int, rating_value int, comment text, review_source text, review_date timestamp, is_public boolean, staff_response text, response_staff_id text, response_date timestamp )

[User] For each city, show how many trips have started there (origin), how many have ended there (destination), and the total number of unique vehicles used in trips that started in that city.

[Assistant]
SELECT l.city,
       COUNT(CASE WHEN t.origin_location_id = l.location_id THEN 1 END) AS trips_started,
       COUNT(CASE WHEN t.destination_location_id = l.location_id THEN 1 END) AS trips_ended,
       COUNT(DISTINCT CASE WHEN t.origin_location_id = l.location_id THEN t.vehicle_id END) AS unique_vehicles_started
FROM transportation.locations l
LEFT JOIN transportation.trips t ON t.origin_location_id = l.location_id OR t.destination_location_id = l.location_id
GROUP BY l.city;

[User] Show the number of staff members in each position and the average access level, grouping by position.

[Assistant]
SELECT position,
       COUNT(*) AS staff_count,
       AVG(access_level) AS avg_access_level
FROM hospitality_technology.staff
GROUP BY position;

[User] Filter to only include positions where the average access level is greater than 4.

[Assistant]
SELECT position,
       COUNT(*) AS staff_count,
       AVG(access_level) AS avg_access_level
FROM hospitality_technology.staff
GROUP BY position
HAVING AVG(access_level) > 4;

[User] List the first name, last name, and specialization of all lawyers who have uploaded at least one document.

[Assistant] SELECT T1.first_name, T1.last_name, T1.specialization FROM legal_services.lawyers AS T1 JOIN legal_services.documents AS T2 ON T1.lawyer_id = T2.uploaded_by_lawyer_id GROUP BY T1.lawyer_id, T1.first_name, T1.last_name, T1.specialization;

[User] Which citizens have had both applications and appointments for services in the 'Healthcare' category? List their full name, application ID, and appointment ID.

[Assistant]
SELECT DISTINCT c.first_name || ' ' || c.last_name AS full_name, a.application_id, appt.appointment_id
FROM government_services.citizens c
JOIN government_services.applications a ON c.citizen_id = a.citizen_id
JOIN government_services.services s1 ON a.service_id = s1.service_id
JOIN government_services.appointments appt ON c.citizen_id = appt.citizen_id
JOIN government_services.services s2 ON appt.service_id = s2.service_id
WHERE s1.category = 'Healthcare' AND s2.category = 'Healthcare';

[User] Give me a breakdown of the total number of reviews for each review source.

[Assistant]
SELECT review_source, COUNT(*) AS review_count
FROM hospitality_technology.reviews
GROUP BY review_source;

[User] Can you show the average overall rating for each review source as well?

[Assistant]
SELECT review_source, COUNT(*) AS review_count, AVG(rating_overall) AS avg_rating
FROM hospitality_technology.reviews
GROUP BY review_source;


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.vehicles ( vehicle_id.text, license_plate.text, vin.text, make.text, model.text, year.integer, type.text, capacity.integer, fuel_type.text, status.text, depot_id.text, acquisition_date.date )
CREATE TABLE transportation.drivers ( driver_id.text, employee_id.text, first_name.text, last_name.text, license_number.text, license_expiry_date.date, contact_number.text, email.text, hire_date.date, status.text )
CREATE TABLE transportation.routes ( route_id.text, route_number.text, description.text, origin_location_id.text, destination_location_id.text, distance_km.numeric, estimated_duration_minutes.integer, type.text )
CREATE TABLE transportation.locations ( location_id.text, name.text, type.text, address_line1.text, city.text, state_province.text, postal_code.text, country.text, latitude.numeric, longitude.numeric, timezone.text )
CREATE TABLE transportation.maintenance_logs ( log_id.text, vehicle_id.text, service_date.date, odometer_reading.integer, service_type.text, description.text, cost.numeric, mechanic_name.text, next_service_due_date.date )
CREATE TABLE transportation.fuel_logs ( fuel_log_id.text, vehicle_id.text, trip_id.text, log_timestamp.timestamp, fuel_type.text, quantity.numeric, unit.text, cost_per_unit.numeric, total_cost.numeric, odometer_reading.integer, location_id.text )
CREATE TABLE transportation.passengers ( passenger_id.text, first_name.text, last_name.text, email.text, phone_number.text, date_of_birth.date, loyalty_program_id.text, created_at.timestamp )
CREATE TABLE transportation.bookings ( booking_id.text, passenger_id.text, trip_id.text, seat_number.text, booking_time.timestamp, status.text, fare.numeric, payment_transaction_id.text, special_requests.text )
##Table Structure
CREATE TABLE government_services.documents ( document_id character varying(64) NOT NULL, application_id character varying(64), citizen_id character varying(64) NOT NULL, document_type character varying(100) NOT NULL, file_reference text NOT NULL, upload_timestamp timestamp NOT NULL, expiry_date date, verification_status character varying(30) DEFAULT 'Pending', verified_by_employee_id character varying(64), verification_timestamp timestamp, PRIMARY KEY (document_id) )
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) )
##Table Structure
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)
)
##Table Structure
CREATE TABLE hospitality_technology.guests ( guest_id.text, first_name.text, last_name.text, email.text, phone_number.text, date_of_birth.date, address_line1.text, city.text, state_province.text, postal_code.text, country_code.text, preferences.text, loyalty_member_id.text, communication_consent.boolean, created_at.timestamp, updated_at.timestamp )
##Table Structure
CREATE TABLE government_services.citizens (
    citizen_id character varying(64) NOT NULL,  -- unique identifier for the citizen
    national_id_number character varying(128) NOT NULL UNIQUE, -- official national identification number
    first_name character varying(100) NOT NULL,
    last_name character varying(100) NOT NULL,
    date_of_birth date NOT NULL,
    gender character varying(20),
    primary_address text NOT NULL, -- full primary residential address
    contact_email character varying(128) UNIQUE,
    contact_phone character varying(32),
    registration_date timestamp NOT NULL, -- when the citizen profile was created
    is_verified boolean DEFAULT false, -- whether identity has been officially verified
    PRIMARY KEY (citizen_id)
)
##Table Structure
CREATE TABLE healthcare.medical_records (
    record_id character varying(64) NOT NULL,  -- unique identifier for the medical record entry
    patient_id character varying(64) NOT NULL, -- FK to patients table
    appointment_id character varying(64) UNIQUE, -- FK to appointments table (can be null if record not tied to specific appt)
    doctor_id character varying(64) NOT NULL, -- FK to doctors table (doctor creating the record)
    record_date timestamp with time zone NOT NULL, -- date the record/observation was made
    chief_complaint text, -- patient's primary reason for visit
    present_illness_history text, -- detailed history of the current issue
    past_medical_history text, -- relevant past conditions/surgeries
    physical_examination_notes text, -- findings from the physical exam
    assessment text, -- doctor's assessment/diagnosis summary
    treatment_plan text, -- planned course of action
    vitals jsonb, -- store vitals like BP, HR, Temp as structured JSON
    created_at timestamp with time zone NOT NULL DEFAULT current_timestamp,
    PRIMARY KEY (record_id)
)

[User] Which vehicles have had fueling events at locations of type 'Station'? For each vehicle, list the vehicle_id, license_plate, and the name and city of the fueling station.

[Assistant]
SELECT DISTINCT v.vehicle_id, v.license_plate, l.name AS station_name, l.city
FROM transportation.vehicles v
JOIN transportation.fuel_logs f ON v.vehicle_id = f.vehicle_id
JOIN transportation.locations l ON f.location_id = l.location_id
WHERE l.type = 'Station';

[User] Find all document types uploaded by citizens whose documents have an expiry date in 2024 and were uploaded at locations located in the state of 'Nevada'. List the document_id, document_type, and location_name.

[Assistant]
SELECT d.document_id, d.document_type, sl.location_name
FROM government_services.documents d
JOIN government_services.service_locations sl
  ON d.application_id = sl.location_id
WHERE d.expiry_date BETWEEN '2024-01-01' AND '2024-12-31'
  AND sl.state = 'Nevada';

[User] Find employees who were hired after their managers. Display the employee's full name, their hire date, the manager's full name, and the manager's hire date.

[Assistant] SELECT e.first_name || ' ' || e.last_name AS employee_name, e.hire_date AS employee_hire_date, m.first_name || ' ' || m.last_name AS manager_name, m.hire_date AS manager_hire_date FROM government_services.employees e JOIN government_services.employees m ON e.manager_employee_id = m.employee_id WHERE e.hire_date > m.hire_date;

[User] How many guests are there in each city? Show the city and the guest count.

[Assistant] SELECT city, COUNT(guest_id) FROM hospitality_technology.guests GROUP BY city;

[User] Please only show cities with more than 10 guests and order by count descending.

[Assistant] SELECT city, COUNT(guest_id) FROM hospitality_technology.guests GROUP BY city HAVING COUNT(guest_id) > 10 ORDER BY COUNT(guest_id) DESC;

[User] List the first name, last name, and date of birth for all citizens born before January 1, 1995.

[Assistant] SELECT first_name, last_name, date_of_birth FROM government_services.citizens WHERE date_of_birth < '1995-01-01';

[User] Can you give me all medical records where the assessment field is not null and not empty?

[Assistant] SELECT record_id, patient_id, doctor_id, record_date, assessment FROM healthcare.medical_records WHERE assessment IS NOT NULL AND assessment <> '';

[User] Now, only show those made in the last 90 days.

[Assistant] SELECT record_id, patient_id, doctor_id, record_date, assessment FROM healthcare.medical_records WHERE assessment IS NOT NULL AND assessment <> '' AND record_date >= (CURRENT_DATE - INTERVAL '90 days');


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.likes ( like_id text PRIMARY KEY, user_id text, post_id text, comment_id text, created_at timestamp )
##Table Structure
CREATE TABLE transportation.bookings ( booking_id character varying(64) NOT NULL, passenger_id character varying(64) NOT NULL, trip_id character varying(64) NOT NULL, seat_number character varying(16), booking_time timestamp with time zone NOT NULL, status character varying(32) NOT NULL, fare numeric(10, 2) NOT NULL, payment_transaction_id character varying(128), special_requests text, PRIMARY KEY (booking_id) )
##Table Structure
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 )
##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 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.comments ( comment_id text, post_id text, user_id text, parent_comment_id text, content text, created_at timestamp, updated_at timestamp )
CREATE TABLE social_media.likes ( like_id text, user_id text, post_id text, comment_id text, created_at timestamp )
CREATE TABLE social_media.follows ( follow_id text, follower_user_id text, following_user_id text, created_at timestamp )
CREATE TABLE social_media.hashtags ( hashtag_id text, tag_name text, created_at timestamp )
CREATE TABLE social_media.messages ( message_id text, 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.conversations ( conversation_id text, created_at timestamp, last_message_at timestamp, is_group_chat boolean, group_name text )
CREATE TABLE social_media.conversation_participants ( participant_id text, conversation_id text, user_id text, joined_at timestamp, last_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 )
##Table Structure
CREATE TABLE gaming_technology.game_sessions ( session_id uuid, player_id uuid, game_id uuid, server_id uuid, start_time timestamp with time zone, end_time timestamp with time zone, duration_seconds integer, score integer, session_data jsonb )
##Table Structure
CREATE TABLE gaming_technology.player_inventory ( inventory_id uuid PRIMARY KEY, player_id uuid, item_id uuid, quantity int, acquired_at timestamptz, instance_data jsonb )

[User] Show me all users who have liked both a post and a comment. Please include their user IDs, the post IDs, and the comment IDs.

[Assistant]
SELECT DISTINCT l1.user_id, l1.post_id, l2.comment_id
FROM social_media.likes l1
JOIN social_media.likes l2 ON l1.user_id = l2.user_id
WHERE l1.post_id IS NOT NULL AND l2.comment_id IS NOT NULL;

[User] Add the timestamp when they liked the comment.

[Assistant]
SELECT DISTINCT l1.user_id, l1.post_id, l2.comment_id, l2.created_at AS comment_liked_at
FROM social_media.likes l1
JOIN social_media.likes l2 ON l1.user_id = l2.user_id
WHERE l1.post_id IS NOT NULL AND l2.comment_id IS NOT NULL;

[User] List all booking IDs and their status for bookings that have a special request recorded.

[Assistant]
SELECT booking_id, status
FROM transportation.bookings
WHERE special_requests IS NOT NULL;

[User] Also show passenger_id and the booking_time for these bookings. Only include bookings where the special request contains the word 'meal'.

[Assistant]
SELECT booking_id, passenger_id, status, booking_time
FROM transportation.bookings
WHERE special_requests ILIKE '%meal%';

[User] Order the results by booking_time in descending order and limit the output to the 10 most recent matches.

[Assistant]
SELECT booking_id, passenger_id, status, booking_time
FROM transportation.bookings
WHERE special_requests ILIKE '%meal%'
ORDER BY booking_time DESC
LIMIT 10;

[User] For each client, list their first and last invoice numbers along with the corresponding issue_dates.

[Assistant]
SELECT first_inv.client_id,
       first_inv.invoice_number   AS first_invoice,
       first_inv.issue_date       AS first_date,
       last_inv.invoice_number    AS last_invoice,
       last_inv.issue_date        AS last_date
FROM legal_services.invoices first_inv
JOIN legal_services.invoices last_inv
  ON first_inv.client_id = last_inv.client_id
 AND first_inv.issue_date = (
       SELECT MIN(issue_date)
       FROM legal_services.invoices
       WHERE client_id = first_inv.client_id
     )
 AND last_inv.issue_date = (
       SELECT MAX(issue_date)
       FROM legal_services.invoices
       WHERE client_id = last_inv.client_id
     );

[User] Sort the output by client_id.

[Assistant]
SELECT first_inv.client_id,
       first_inv.invoice_number   AS first_invoice,
       first_inv.issue_date       AS first_date,
       last_inv.invoice_number    AS last_invoice,
       last_inv.issue_date        AS last_date
FROM legal_services.invoices first_inv
JOIN legal_services.invoices last_inv
  ON first_inv.client_id = last_inv.client_id
 AND first_inv.issue_date = (
       SELECT MIN(issue_date)
       FROM legal_services.invoices
       WHERE client_id = first_inv.client_id
     )
 AND last_inv.issue_date = (
       SELECT MAX(issue_date)
       FROM legal_services.invoices
       WHERE client_id = last_inv.client_id
     )
ORDER BY first_inv.client_id;

[User] Find the latest three posts with their content and posting users' full names.

[Assistant]
SELECT p.content, u.full_name, p.created_at
FROM social_media.posts p
JOIN social_media.users u ON p.user_id = u.user_id
ORDER BY p.created_at DESC
LIMIT 3;

[User] What is the average number of game sessions started per hour of the day (0-23), considering all recorded sessions? Show the hour and the average count.

[Assistant] SELECT EXTRACT(HOUR FROM start_time) AS session_hour, COUNT(*)::NUMERIC / COUNT(DISTINCT DATE_TRUNC('day', start_time)) AS average_sessions FROM gaming_technology.game_sessions GROUP BY 1 ORDER BY 1;

[User] Which hour of the day typically sees the most sessions based on this average? Just show the hour.

[Assistant] SELECT EXTRACT(HOUR FROM start_time) AS session_hour FROM gaming_technology.game_sessions GROUP BY 1 ORDER BY COUNT(*)::NUMERIC / COUNT(DISTINCT DATE_TRUNC('day', start_time)) DESC LIMIT 1;

[User] Instead of the average, show the total number of sessions started for each hour of the day (0-23) across *all* recorded sessions.

[Assistant] SELECT EXTRACT(HOUR FROM start_time) AS session_hour, COUNT(*) AS total_sessions FROM gaming_technology.game_sessions GROUP BY 1 ORDER BY 1;

[User] Only show hours with more than 500 total sessions, and order the results by the total count in descending order.

[Assistant] SELECT EXTRACT(HOUR FROM start_time) AS session_hour, COUNT(*) AS total_sessions FROM gaming_technology.game_sessions GROUP BY 1 HAVING COUNT(*) > 500 ORDER BY total_sessions DESC;

[User] List all players who acquired any items in the last 30 days. Show their username, the item name, and the exact date and time of acquisition.

[Assistant] SELECT T1.username, T3.item_name, T2.acquired_at FROM players AS T1 INNER JOIN player_inventory AS T2 ON T1.player_id = T2.player_id INNER JOIN items AS T3 ON T2.item_id = T3.item_id WHERE T2.acquired_at >= CURRENT_TIMESTAMP - INTERVAL '30 days';

[User] Only show items of 'Weapon' type acquired by these players.

[Assistant] SELECT T1.username, T3.item_name, T2.acquired_at FROM players AS T1 INNER JOIN player_inventory AS T2 ON T1.player_id = T2.player_id INNER JOIN items AS T3 ON T2.item_id = T3.item_id WHERE T2.acquired_at >= CURRENT_TIMESTAMP - INTERVAL '30 days' AND T3.item_type = 'Weapon';


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, -- unique identifier for the agency
    agency_name character varying(255) NOT NULL, -- full name of the government agency
    jurisdiction_level character varying(50) NOT NULL, -- e.g., Federal, State, County, City
    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), -- FK to self for hierarchical structure
    PRIMARY KEY (agency_id)
)
CREATE TABLE government_services.documents (
    document_id character varying(64) NOT NULL, -- unique identifier for the document instance
    application_id character varying(64), -- FK to applications table (optional, could be linked to citizen directly)
    citizen_id character varying(64) NOT NULL, -- FK to citizens table
    document_type character varying(100) NOT NULL, -- e.g., Passport Scan, Proof of Address, Birth Certificate
    file_reference text NOT NULL, -- reference to the stored file (e.g., S3 URL, internal path)
    upload_timestamp timestamp NOT NULL,
    expiry_date date,
    verification_status character varying(30) DEFAULT 'Pending', -- e.g., Pending, Verified, Rejected
    verified_by_employee_id character varying(64), -- FK to employees table
    verification_timestamp timestamp,
    PRIMARY KEY (document_id)
)
##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 )
##Table Structure
CREATE TABLE healthcare.patient_insurance ( patient_insurance_id character varying(64) NOT NULL, patient_id character varying(64) NOT NULL, plan_id character varying(64) NOT NULL, policy_number character varying(100) NOT NULL, group_number character varying(100), subscriber_name character varying(200), effective_date date NOT NULL, expiration_date date, is_primary boolean NOT NULL DEFAULT true, PRIMARY KEY (patient_insurance_id), UNIQUE (patient_id, plan_id, policy_number) )
##Table Structure
CREATE TABLE insurance.insurance_products ( product_id.text, product_name.text, product_type.text, description.text, base_premium.numeric, coverage_details.text, underwriting_rules.text, is_active.boolean, created_at.timestamp, updated_at.timestamp )
CREATE TABLE insurance.policy_beneficiaries ( beneficiary_id text PRIMARY KEY, policy_id text, customer_id text, first_name text, last_name text, relationship text, percentage_share numeric, contact_info text, added_at timestamp )
##Table Structure
CREATE TABLE hospitality_technology.services ( service_id text, property_id text, service_name text, description text, category text, price numeric, unit text, is_available boolean, department text )
##Table Structure
CREATE TABLE financial_services.customers ( customer_id text, 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 )

[User] List the number of documents submitted by each citizen, showing their citizen ID and only include those citizens who have submitted more than 5 documents.

[Assistant]
SELECT citizen_id, COUNT(*) AS document_count
FROM government_services.documents
group by citizen_id
HAVING COUNT(*) > 5;

[User] I got too many results. Can you also include only documents that are still valid (expiry_date in the future or expiry_date is null)?

[Assistant]
SELECT citizen_id, COUNT(*) AS document_count
FROM government_services.documents
group by citizen_id
HAVING COUNT(*) > 5 AND SUM(CASE WHEN expiry_date IS NULL OR expiry_date > CURRENT_DATE THEN 1 ELSE 0 END) > 5;

[User] Can you show the most recent document upload timestamp for each of these citizens as well, ordering by the latest upload?

[Assistant]
SELECT citizen_id, COUNT(*) AS document_count, MAX(upload_timestamp) AS last_upload
FROM government_services.documents
group by citizen_id
HAVING COUNT(*) > 5 AND SUM(CASE WHEN expiry_date IS NULL OR expiry_date > CURRENT_DATE THEN 1 ELSE 0 END) > 5
ORDER BY last_upload DESC;

[User] How many reservations have been booked each month in 2023?

[Assistant]
SELECT DATE_TRUNC('month', created_at) AS month,
       COUNT(*) AS reservation_count
FROM hospitality_technology.reservations
WHERE created_at >= '2023-01-01' AND created_at < '2024-01-01'
GROUP BY month;

[User] Actually, exclude reservations with status 'Canceled' and order by month.

[Assistant]
SELECT DATE_TRUNC('month', created_at) AS month,
       COUNT(*) AS reservation_count
FROM hospitality_technology.reservations
WHERE created_at >= '2023-01-01'
  AND created_at < '2024-01-01'
  AND status <> 'Canceled'
GROUP BY month
ORDER BY month;

[User] List patient pairs where the same patient has two distinct insurance plans. Show patient_id, the earlier plan_id as old_plan, the later plan_id as new_plan, and their effective dates.

[Assistant]
SELECT pi1.patient_id,
       pi1.plan_id AS old_plan,
       pi2.plan_id AS new_plan,
       pi1.effective_date AS old_effective_date,
       pi2.effective_date AS new_effective_date
FROM healthcare.patient_insurance pi1
JOIN healthcare.patient_insurance pi2
  ON pi1.patient_id = pi2.patient_id
 AND pi1.effective_date < pi2.effective_date;

[User] Now only include those changes where both policies are marked as primary.

[Assistant]
SELECT pi1.patient_id,
       pi1.plan_id AS old_plan,
       pi2.plan_id AS new_plan,
       pi1.effective_date AS old_effective_date,
       pi2.effective_date AS new_effective_date
FROM healthcare.patient_insurance pi1
JOIN healthcare.patient_insurance pi2
  ON pi1.patient_id = pi2.patient_id
 AND pi1.effective_date < pi2.effective_date
WHERE pi1.is_primary = TRUE
  AND pi2.is_primary = TRUE;

[User] List the first name and last name of all policy beneficiaries, along with the name of the insurance product associated with their policy.

[Assistant] SELECT T1.first_name, T1.last_name, T2.product_name FROM insurance.policy_beneficiaries AS T1 JOIN insurance.insurance_products AS T2 ON T1.policy_id = T2.product_id;

[User] Can you give me the number of available services and their average price for each department?

[Assistant]
SELECT department, COUNT(*) AS available_services_count, AVG(price) AS average_price
FROM hospitality_technology.services
WHERE is_available = TRUE
GROUP BY department;

[User] I want the result to only include departments where the average price is above 80.

[Assistant]
SELECT department, COUNT(*) AS available_services_count, AVG(price) AS average_price
FROM hospitality_technology.services
WHERE is_available = TRUE
GROUP BY department
HAVING AVG(price) > 80;

[User] Also, show the minimum and maximum price of available services for each of those departments.

[Assistant]
SELECT department, COUNT(*) AS available_services_count, AVG(price) AS average_price, MIN(price) AS min_price, MAX(price) AS max_price
FROM hospitality_technology.services
WHERE is_available = TRUE
GROUP BY department
HAVING AVG(price) > 80;

[User] Show me all customers (customer_id, first_name, last_name, email) who were born after 1985 (date_of_birth > '1985-12-31') and have an email address ending with '@yahoo.com', along with their city and state information.

[Assistant] SELECT customer_id, first_name, last_name, email, city, state FROM financial_services.customers WHERE date_of_birth > '1985-12-31' AND email LIKE '%@yahoo.com';


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 character varying(64) NOT NULL,  -- unique identifier for the property (hotel, resort, etc.)
    property_name character varying(255) NOT NULL, -- name of the property
    address_line1 character varying(255) NOT NULL, -- primary address line
    address_line2 character varying(255), -- secondary address line
    city character varying(100) NOT NULL, -- city
    state_province character varying(100), -- state or province
    postal_code character varying(20) NOT NULL, -- zip or postal code
    country_code character varying(3) NOT NULL, -- ISO country code (e.g., USA, CAN)
    phone_number character varying(30), -- main contact phone
    email_address character varying(255), -- main contact email
    property_type character varying(50) NOT NULL, -- e.g., Hotel, Resort, B&B, Motel
    star_rating numeric(2,1), -- star rating (e.g., 4.5)
    timezone character varying(64) NOT NULL, -- IANA timezone ID (e.g., America/New_York)
    manager_staff_id character varying(64), -- FK to staff table for the general manager
    created_at timestamp with time zone NOT NULL DEFAULT current_timestamp, -- record creation time
    updated_at timestamp with time zone NOT NULL DEFAULT current_timestamp, -- record last update time
    PRIMARY KEY (property_id)
)
CREATE TABLE hospitality_technology.staff ( staff_id text PRIMARY KEY, 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 int, manager_id text, created_at timestamp )
CREATE TABLE hospitality_technology.service_orders ( order_id text PRIMARY KEY, reservation_id text, guest_id text, service_id text, staff_id_ordered text, staff_id_delivered text, order_timestamp timestamp, delivery_timestamp timestamp, quantity int, unit_price numeric, total_price numeric, status text, notes text, bill_id text )
CREATE TABLE hospitality_technology.reviews ( review_id text, property_id text, reservation_id text, guest_id text, rating_overall integer, rating_cleanliness integer, rating_service integer, rating_location integer, rating_value integer, comment text, review_source text, review_date timestamp, is_public boolean, staff_response text, response_staff_id text, response_date timestamp )
##Table Structure
CREATE TABLE legal_services.clients ( client_id character varying(64) NOT NULL, first_name character varying(100) NOT NULL, last_name character varying(100) NOT NULL, company_name character varying(200), email character varying(128) UNIQUE NOT NULL, phone character varying(32), address text, date_registered timestamp NOT NULL, status character varying(32) NOT NULL, PRIMARY KEY (client_id) )
CREATE TABLE legal_services.lawyers ( lawyer_id character varying(64) NOT NULL, first_name character varying(100) NOT NULL, last_name character varying(100) NOT NULL, bar_number character varying(64) UNIQUE NOT NULL, firm_id character varying(64), email character varying(128) UNIQUE NOT NULL, phone character varying(32), specialization text, hire_date timestamp NOT NULL, is_partner boolean DEFAULT false, PRIMARY KEY (lawyer_id) )
CREATE TABLE legal_services.law_firms ( firm_id character varying(64) NOT NULL, firm_name character varying(200) NOT NULL, address text NOT NULL, phone character varying(32), website character varying(255), founded_date date, managing_partner_id character varying(64), PRIMARY KEY (firm_id) )
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.appointments ( appointment_id character varying(64) NOT NULL, client_id character varying(64) NOT NULL, lawyer_id character varying(64) NOT NULL, case_id character varying(64), start_time timestamp NOT NULL, end_time timestamp NOT NULL, location text, subject character varying(255), notes text, status character varying(50) NOT NULL, created_at timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP, PRIMARY KEY (appointment_id) )
##Table Structure
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)
)
##Table Structure
CREATE TABLE legal_services.cases ( case_id.text, case_number.text, case_name.text, client_id.text, lead_lawyer_id.text, case_type.text, status.text, date_opened.timestamp, date_closed.timestamp, description.text, court_jurisdiction.text )

[User] List all public reviews from the past 30 days with the property name and overall rating.

[Assistant]
SELECT r.review_id, p.property_name, r.rating_overall, r.review_date
FROM hospitality_technology.reviews AS r
JOIN hospitality_technology.properties AS p
  ON r.property_id = p.property_id
WHERE r.is_public = TRUE
  AND r.review_date >= CURRENT_DATE - INTERVAL '30 days';

[User] List all clients along with their case_number and case_type for cases that are currently 'Open'.

[Assistant]
SELECT c.first_name, c.last_name, c.email, cs.case_number, cs.case_type
FROM legal_services.clients AS c
JOIN legal_services.cases AS cs
  ON c.client_id = cs.client_id
WHERE cs.status = 'Open';

[User] Show the latest time each player acquired any item.

[Assistant] SELECT player_id, MAX(acquired_at) AS last_acquired_at FROM gaming_technology.player_inventory GROUP BY player_id;

[User] Actually, can you also show the total number of items that each player acquired?

[Assistant] SELECT player_id, MAX(acquired_at) AS last_acquired_at, SUM(quantity) AS total_items_acquired FROM gaming_technology.player_inventory GROUP BY player_id;

[User] I would also like this ordered by total_items_acquired descending.

[Assistant] SELECT player_id, MAX(acquired_at) AS last_acquired_at, SUM(quantity) AS total_items_acquired FROM gaming_technology.player_inventory GROUP BY player_id ORDER BY total_items_acquired DESC;

[User] Find pairs of cases that share the same client and have the same status, but are different cases. Display the case name and case number for both cases in the pair, along with the shared client ID and shared status.

[Assistant] SELECT T1.case_name, T1.case_number, T2.case_name, T2.case_number, T1.client_id, T1.status FROM legal_services.cases AS T1 JOIN legal_services.cases AS T2 ON T1.client_id = T2.client_id AND T1.status = T2.status WHERE T1.case_id < T2.case_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 government_services.citizens (
    citizen_id character varying(64) NOT NULL,  -- unique identifier for the citizen
    national_id_number character varying(128) NOT NULL UNIQUE, -- official national identification number
    first_name character varying(100) NOT NULL,
    last_name character varying(100) NOT NULL,
    date_of_birth date NOT NULL,
    gender character varying(20),
    primary_address text NOT NULL, -- full primary residential address
    contact_email character varying(128) UNIQUE,
    contact_phone character varying(32),
    registration_date timestamp NOT NULL, -- when the citizen profile was created
    is_verified boolean DEFAULT false, -- whether identity has been officially verified
    PRIMARY KEY (citizen_id)
)
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.documents ( document_id text, application_id text, citizen_id text, document_type text, file_reference text, upload_timestamp timestamp, expiry_date date, verification_status text, verified_by_employee_id text, verification_timestamp timestamp )
##Table Structure
CREATE TABLE government_services.citizens ( citizen_id text PRIMARY KEY, 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 text, agency_id text, service_name text, description text, category text, eligibility_criteria text, standard_fee numeric, average_processing_time_days integer, is_active boolean, online_application_url text )
CREATE TABLE government_services.documents (
    document_id character varying(64) NOT NULL, -- unique identifier for the document instance
    application_id character varying(64), -- FK to applications table (optional, could be linked to citizen directly)
    citizen_id character varying(64) NOT NULL, -- FK to citizens table
    document_type character varying(100) NOT NULL, -- e.g., Passport Scan, Proof of Address, Birth Certificate
    file_reference text NOT NULL, -- reference to the stored file (e.g., S3 URL, internal path)
    upload_timestamp timestamp NOT NULL,
    expiry_date date,
    verification_status character varying(30) DEFAULT 'Pending', -- e.g., Pending, Verified, Rejected
    verified_by_employee_id character varying(64), -- FK to employees table
    verification_timestamp timestamp,
    PRIMARY KEY (document_id)
)
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.notifications ( notification_id text PRIMARY KEY, citizen_id text, application_id text, message_subject text, message_body text, channel text, sent_at timestamp, status text, related_entity_type text, related_entity_id text )
##Table Structure
CREATE TABLE transportation.trips ( trip_id character varying(64) NOT NULL, route_id character varying(64), vehicle_id character varying(64) NOT NULL, driver_id character varying(64) NOT NULL, scheduled_departure timestamp with time zone NOT NULL, actual_departure timestamp with time zone, scheduled_arrival timestamp with time zone NOT NULL, actual_arrival timestamp with time zone, origin_location_id character varying(64) NOT NULL, destination_location_id character varying(64) NOT NULL, status character varying(32) NOT NULL, passenger_count integer, cargo_manifest_id character varying(64), PRIMARY KEY (trip_id) )
##Table Structure
CREATE TABLE web3.events ( event_id text PRIMARY KEY, contract_id text, event_name text, data text, emitted_at timestamp, transaction_id text, log_index int )
CREATE TABLE web3.token_transfers ( transfer_id text PRIMARY KEY, token_id text, from_address text, to_address text, value numeric, transaction_id text, log_index int )
##Table Structure
CREATE TABLE transportation.locations ( location_id text PRIMARY KEY, name text, type text, address_line1 text, city text, state_province text, postal_code text, country text, latitude numeric, longitude numeric, timezone text )
CREATE TABLE transportation.maintenance_logs ( log_id text PRIMARY KEY, vehicle_id text, service_date date, odometer_reading int, service_type text, description text, cost numeric, mechanic_name text, next_service_due_date date )
CREATE TABLE transportation.passengers ( passenger_id text PRIMARY KEY, first_name text, last_name text, email text, phone_number text, date_of_birth date, loyalty_program_id text, created_at timestamp )

[User] Retrieve the document_id, document_type, citizen full name, and verification_status for all documents that have no expiry date set.

[Assistant]
SELECT d.document_id,
       d.document_type,
       c.first_name || ' ' || c.last_name AS full_name,
       d.verification_status
FROM government_services.documents d
JOIN government_services.citizens c ON d.citizen_id = c.citizen_id
WHERE d.expiry_date IS NULL;

[User] Show the names of all services and the names of their corresponding agencies that are offered at accessible locations in 'Chicago'.

[Assistant]
SELECT s.service_name, sl.agency_id
FROM government_services.service_locations sl
JOIN government_services.services s ON sl.agency_id = s.agency_id
WHERE sl.city = 'Chicago' AND sl.is_accessible = TRUE;

[User] Show me pairs of trip IDs that used the same vehicle.

[Assistant]
SELECT
  t1.trip_id AS trip1_id,
  t2.trip_id AS trip2_id
FROM transportation.trips AS t1
JOIN transportation.trips AS t2
  ON t1.vehicle_id = t2.vehicle_id
  AND t1.trip_id < t2.trip_id;

[User] Now, filter this list to only include pairs where both trips have a 'Completed' status.

[Assistant]
SELECT
  t1.trip_id AS trip1_id,
  t2.trip_id AS trip2_id
FROM transportation.trips AS t1
JOIN transportation.trips AS t2
  ON t1.vehicle_id = t2.vehicle_id
  AND t1.trip_id < t2.trip_id
WHERE
  t1.status = 'Completed' AND t2.status = 'Completed';

[User] List all token transfers with values greater than 1000, including the token ID and transaction ID.

[Assistant] SELECT transfer_id, token_id, transaction_id, value FROM web3.token_transfers WHERE value > 1000;

[User] Actually, I also need to see the event names associated with these transactions.

[Assistant] SELECT tt.transfer_id, tt.token_id, tt.transaction_id, tt.value, e.event_name FROM web3.token_transfers tt LEFT JOIN web3.events e ON tt.transaction_id = e.transaction_id WHERE tt.value > 1000;

[User] There's a typo in your SQL, it should be 'token_transfers' not 'token_transfers'. Also, sort the results by value in descending order.

[Assistant] SELECT tt.transfer_id, tt.token_id, tt.transaction_id, tt.value, e.event_name FROM web3.token_transfers tt LEFT JOIN web3.events e ON tt.transaction_id = e.transaction_id WHERE tt.value > 1000 ORDER BY tt.value DESC;

[User] Now filter to only show transfers that have at least one associated event.

[Assistant] SELECT tt.transfer_id, tt.token_id, tt.transaction_id, tt.value, e.event_name FROM web3.token_transfers tt JOIN web3.events e ON tt.transaction_id = e.transaction_id WHERE tt.value > 1000 ORDER BY tt.value DESC;

[User] Show the name and city of all maintenance facility locations and include the total number of maintenance logs performed at each location.

[Assistant]
SELECT l.name, l.city, COUNT(m.log_id) AS maintenance_count
FROM transportation.locations l
LEFT JOIN transportation.maintenance_logs m ON l.location_id = m.vehicle_id
WHERE l.type = 'Maintenance Facility'
GROUP BY l.location_id, l.name, l.city;

[User] Only include maintenance facilities located in New York and order them by the number of maintenance logs in descending order.

[Assistant]
SELECT l.name, l.city, COUNT(m.log_id) AS maintenance_count
FROM transportation.locations l
LEFT JOIN transportation.maintenance_logs m ON l.location_id = m.vehicle_id
WHERE l.type = 'Maintenance Facility' AND l.state_province = 'NY'
GROUP BY l.location_id, l.name, l.city
ORDER BY maintenance_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.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 )
##Table Structure
CREATE TABLE gaming_technology.game_sessions ( session_id uuid PRIMARY KEY, player_id uuid, game_id uuid, server_id uuid, start_time timestamptz, end_time timestamptz, duration_seconds int, score int, session_data jsonb )
##Table Structure
CREATE TABLE transportation.passengers (
    passenger_id character varying(64) NOT NULL,  -- unique identifier for the passenger
    first_name character varying(128) NOT NULL, -- passenger's first name
    last_name character varying(128) NOT NULL, -- passenger's last name
    email character varying(128) UNIQUE, -- email address
    phone_number character varying(32) UNIQUE, -- phone number
    date_of_birth date, -- passenger's date of birth
    loyalty_program_id character varying(64), -- identifier for loyalty program membership
    created_at timestamp with time zone NOT NULL, -- time when the passenger record was created
    PRIMARY KEY (passenger_id)
)
##Table Structure
CREATE TABLE hospitality_technology.staff ( staff_id text PRIMARY KEY, 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 int, manager_id text, created_at timestamp )
##Table Structure
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)
)
##Table Structure
CREATE TABLE web3.contracts ( contract_id text, address text, abi text, bytecode text, deployer_address text, deployed_at timestamp, network_id text, status text )
CREATE TABLE web3.transactions ( transaction_id text, from_address text, to_address text, value numeric, gas_used integer, gas_price numeric, block_number integer, timestamp timestamp, input_data text, status text, nonce integer )
CREATE TABLE web3.tokens ( token_id text, contract_address text, token_name text, token_symbol text, decimals integer, total_supply numeric )
CREATE TABLE web3.wallets ( wallet_id text, user_id text, address text, private_key text, created_at timestamp )
CREATE TABLE web3.users ( user_id text, username text, email text, password_hash text, created_at timestamp )
##Table Structure
CREATE TABLE web3.tokens ( token_id text, contract_address text, token_name text, token_symbol text, decimals integer, total_supply numeric )

[User] Show the plan name and insurance provider for all insurance plans along with the total number of unique patients enrolled in each plan.

[Assistant]
SELECT ip.plan_name, ip.insurance_provider, COUNT(DISTINCT pi.patient_id) AS enrolled_patient_count
FROM healthcare.insurance_plans ip
JOIN healthcare.patients_insurance pi ON ip.plan_id = pi.plan_id
GROUP BY ip.plan_name, ip.insurance_provider;

[User] Show the total session duration in seconds and the average score for each game.

[Assistant] SELECT game_id, SUM(duration_seconds), AVG(score) FROM gaming_technology.game_sessions GROUP BY game_id;

[User] Now, only include games where the total session duration is greater than 100000 seconds.

[Assistant] SELECT game_id, SUM(duration_seconds), AVG(score) FROM gaming_technology.game_sessions GROUP BY game_id HAVING SUM(duration_seconds) > 100000;

[User] Show me the list of all passengers who do not have a loyalty program membership, including their passenger ID and the date their record was created.

[Assistant] SELECT passenger_id, created_at FROM transportation.passengers WHERE loyalty_program_id IS NULL;

[User] List staff members who were hired in the last calendar year, showing their full name, position, and hire date.

[Assistant] SELECT first_name, last_name, position, hire_date FROM hospitality_technology.staff WHERE hire_date >= date_trunc('year', current_date - interval '1' year) AND hire_date < date_trunc('year', current_date);

[User] Now, only include those staff members who are not managers and have an access level greater than 3.

[Assistant] SELECT first_name, last_name, position, hire_date FROM hospitality_technology.staff WHERE hire_date >= date_trunc('year', current_date - interval '1' year) AND hire_date < date_trunc('year', current_date) AND position != 'Manager' AND access_level > 3;

[User] Show the number of law firms founded each year, with the founding year and the count of firms, ordered by year in descending order.

[Assistant] SELECT EXTRACT(YEAR FROM founded_date) AS founding_year, COUNT(*) AS firm_count FROM legal_services.law_firms GROUP BY founding_year ORDER BY founding_year DESC;

[User] Show all tokens along with the username of the deployer of the contract where each token was created. Include the token symbol, token name, contract address, and username.

[Assistant]
SELECT t.token_symbol, t.token_name, t.contract_address, u.username
FROM web3.tokens t
JOIN web3.contracts c ON t.contract_address = c.address
LEFT JOIN web3.wallets w ON c.deployer_address = w.address
LEFT JOIN web3.users u ON w.user_id = u.user_id;

[User] Show me the token names and their contract addresses where the total supply is greater than 1 million, sorted by total supply in descending order.

[Assistant] SELECT token_name, contract_address FROM web3.tokens WHERE total_supply > 1000000 ORDER BY total_supply 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.servers ( server_id uuid, game_id uuid, server_name text, region text, ip_address text, port integer, current_players integer, max_players integer, status text, last_heartbeat timestamp with time zone )
##Table Structure
CREATE TABLE hospitality_technology.services ( service_id text, property_id text, service_name text, description text, category text, price numeric, unit text, is_available boolean, department text )
##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.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 text, case_number text, case_name text, client_id text, lead_lawyer_id text, case_type text, status text, date_opened timestamp, date_closed timestamp, description text, court_jurisdiction text )
CREATE TABLE legal_services.time_entries ( entry_id text PRIMARY KEY, case_id text, lawyer_id text, date_worked date, hours_spent numeric, billing_rate numeric, description text, is_billable bool, is_billed bool, invoice_id text, created_at timestamp )
CREATE TABLE legal_services.appointments ( appointment_id.text, client_id.text, lawyer_id.text, case_id.text, start_time.timestamp, end_time.timestamp, location.text, subject.text, notes.text, status.text, created_at.timestamp )
##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.follows ( follow_id text, follower_user_id text, following_user_id text, created_at timestamp )
##Table Structure
CREATE TABLE government_services.documents ( document_id text PRIMARY KEY, application_id text, citizen_id text, document_type text, file_reference text, upload_timestamp timestamp, expiry_date date, verification_status text, verified_by_employee_id text, verification_timestamp timestamp )
##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)
)
##Table Structure
CREATE TABLE healthcare.diagnoses ( diagnosis_id text PRIMARY KEY, 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.patient_insurance (
    patient_insurance_id character varying(64) NOT NULL, -- unique identifier for this patient-plan link
    patient_id character varying(64) NOT NULL, -- FK to patients table
    plan_id character varying(64) NOT NULL, -- FK to insurance_plans table
    policy_number character varying(100) NOT NULL, -- patient's policy number
    group_number character varying(100), -- group number, if applicable
    subscriber_name character varying(200), -- name of the primary policy holder
    effective_date date NOT NULL, -- date the coverage begins
    expiration_date date, -- date the coverage ends (if known)
    is_primary boolean NOT NULL DEFAULT true, -- indicates if this is the primary insurance
    PRIMARY KEY (patient_insurance_id),
    UNIQUE (patient_id, plan_id, policy_number) -- ensure a patient doesn't have the same policy twice
)
##Table Structure
CREATE TABLE transportation.vehicles ( vehicle_id.text, license_plate.text, vin.text, make.text, model.text, year.integer, type.text, capacity.integer, fuel_type.text, status.text, depot_id.text, acquisition_date.date )

[User] List all server names and their statuses.

[Assistant] SELECT server_name, status FROM gaming_technology.servers;

[User] Can you also include the region and current_players for each server?

[Assistant] SELECT server_name, status, region, current_players FROM gaming_technology.servers;

[User] Show me all services that have a price above 100, including their service_id, service_name, and category.

[Assistant]
SELECT service_id, service_name, category
FROM hospitality_technology.services
WHERE price > 100;

[User] Actually, can you also include the property_id and only list services that are currently available?

[Assistant]
SELECT service_id, service_name, category, property_id
FROM hospitality_technology.services
WHERE price > 100 AND is_available = TRUE;

[User] Show me all appointments where the subject contains the word 'Meeting', including the appointment ID, start time, end time, and subject.

[Assistant] SELECT appointment_id ,  start_time ,  end_time ,  subject FROM legal_services.appointments WHERE subject LIKE '%Meeting%'

[User] Count how many follow relationships were created in June 2024.

[Assistant] SELECT COUNT(follow_id) FROM social_media.follows WHERE created_at >= '2024-06-01' AND created_at < '2024-07-01';

[User] Can you list pairs of documents uploaded by the same citizen? Show both document IDs and the citizen ID.

[Assistant]
SELECT d1.document_id AS document1, d2.document_id AS document2, d1.citizen_id
FROM government_services.documents d1
JOIN government_services.documents d2
  ON d1.citizen_id = d2.citizen_id
  AND d1.document_id < d2.document_id;

[User] Now, only include pairs where at least one of the documents has a verification_status = 'Pending'.

[Assistant]
SELECT d1.document_id AS document1, d2.document_id AS document2, d1.citizen_id
FROM government_services.documents d1
JOIN government_services.documents d2
  ON d1.citizen_id = d2.citizen_id
  AND d1.document_id < d2.document_id
WHERE d1.verification_status = 'Pending'
   OR d2.verification_status = 'Pending';

[User] For each contract, find the next contract deployed on the same network. Show the original contract_id, the next contract_id, network_id, and the time difference in hours between deployments.

[Assistant]
SELECT
  c1.contract_id AS original_contract_id,
  c2.contract_id AS next_contract_id,
  c1.network_id,
  EXTRACT(EPOCH FROM (c2.deployed_at - c1.deployed_at)) / 3600 AS hours_diff
FROM web3.contracts c1
JOIN web3.contracts c2
  ON c1.network_id = c2.network_id
  AND c2.deployed_at > c1.deployed_at;

[User] Give me all diagnosis_id and diagnosis_codes for chronic diagnoses made using the ICD-9 code type.

[Assistant]
SELECT diagnosis_id, diagnosis_code
FROM healthcare.diagnoses
WHERE is_chronic = TRUE AND code_type = 'ICD-9';

[User] List all pairs of vehicles from the same depot that have different fuel types. Include vehicle1_id, fuel_type1, vehicle2_id, fuel_type2, and the depot_id.

[Assistant]
SELECT v1.vehicle_id AS vehicle1_id, v1.fuel_type AS fuel_type1, v2.vehicle_id AS vehicle2_id, v2.fuel_type AS fuel_type2, v1.depot_id
FROM transportation.vehicles v1
JOIN transportation.vehicles v2
  ON v1.depot_id = v2.depot_id
  AND v1.vehicle_id < v2.vehicle_id
  AND v1.fuel_type <> v2.fuel_type;