{"id": "customer-country-01", "split": "train", "family": "customer-country", "question": "Сколько клиентов из страны KZ? Поле total.", "reference_sql": "SELECT COUNT(*) AS total FROM customers WHERE country='KZ'"}
{"id": "customer-country-02", "split": "train", "family": "customer-country", "question": "Сколько клиентов из страны RU? Поле total.", "reference_sql": "SELECT COUNT(*) AS total FROM customers WHERE country='RU'"}
{"id": "customer-country-03", "split": "train", "family": "customer-country", "question": "Сколько клиентов из страны US? Поле total.", "reference_sql": "SELECT COUNT(*) AS total FROM customers WHERE country='US'"}
{"id": "customer-country-04", "split": "train", "family": "customer-country", "question": "Сколько клиентов из страны DE? Поле total.", "reference_sql": "SELECT COUNT(*) AS total FROM customers WHERE country='DE'"}
{"id": "customer-country-05", "split": "train", "family": "customer-country", "question": "Сколько клиентов из страны GB? Поле total.", "reference_sql": "SELECT COUNT(*) AS total FROM customers WHERE country='GB'"}
{"id": "customer-country-06", "split": "train", "family": "customer-country", "question": "Сколько клиентов из страны TR? Поле total.", "reference_sql": "SELECT COUNT(*) AS total FROM customers WHERE country='TR'"}
{"id": "catalog-threshold-01", "split": "train", "family": "catalog-threshold", "question": "Какие товары стоят не меньше 10? Поля name и price, сортировка по id.", "reference_sql": "SELECT name, price FROM products WHERE price >= 10 ORDER BY id"}
{"id": "catalog-threshold-02", "split": "train", "family": "catalog-threshold", "question": "Какие товары стоят не меньше 30? Поля name и price, сортировка по id.", "reference_sql": "SELECT name, price FROM products WHERE price >= 30 ORDER BY id"}
{"id": "catalog-threshold-03", "split": "train", "family": "catalog-threshold", "question": "Какие товары стоят не меньше 50? Поля name и price, сортировка по id.", "reference_sql": "SELECT name, price FROM products WHERE price >= 50 ORDER BY id"}
{"id": "catalog-threshold-04", "split": "train", "family": "catalog-threshold", "question": "Какие товары стоят не меньше 75? Поля name и price, сортировка по id.", "reference_sql": "SELECT name, price FROM products WHERE price >= 75 ORDER BY id"}
{"id": "catalog-threshold-05", "split": "train", "family": "catalog-threshold", "question": "Какие товары стоят не меньше 100? Поля name и price, сортировка по id.", "reference_sql": "SELECT name, price FROM products WHERE price >= 100 ORDER BY id"}
{"id": "catalog-threshold-06", "split": "train", "family": "catalog-threshold", "question": "Какие товары стоят не меньше 200? Поля name и price, сортировка по id.", "reference_sql": "SELECT name, price FROM products WHERE price >= 200 ORDER BY id"}
{"id": "catalog-cheapest-01", "split": "train", "family": "catalog-cheapest", "question": "Покажи до 1 самых дешёвых товаров. Поля name и price, при равной цене сначала меньший id.", "reference_sql": "SELECT name, price FROM products ORDER BY price,id LIMIT 1"}
{"id": "catalog-cheapest-02", "split": "train", "family": "catalog-cheapest", "question": "Покажи до 2 самых дешёвых товаров. Поля name и price, при равной цене сначала меньший id.", "reference_sql": "SELECT name, price FROM products ORDER BY price,id LIMIT 2"}
{"id": "catalog-cheapest-03", "split": "train", "family": "catalog-cheapest", "question": "Покажи до 3 самых дешёвых товаров. Поля name и price, при равной цене сначала меньший id.", "reference_sql": "SELECT name, price FROM products ORDER BY price,id LIMIT 3"}
{"id": "catalog-cheapest-04", "split": "train", "family": "catalog-cheapest", "question": "Покажи до 4 самых дешёвых товаров. Поля name и price, при равной цене сначала меньший id.", "reference_sql": "SELECT name, price FROM products ORDER BY price,id LIMIT 4"}
{"id": "catalog-cheapest-05", "split": "train", "family": "catalog-cheapest", "question": "Покажи до 5 самых дешёвых товаров. Поля name и price, при равной цене сначала меньший id.", "reference_sql": "SELECT name, price FROM products ORDER BY price,id LIMIT 5"}
{"id": "catalog-cheapest-06", "split": "train", "family": "catalog-cheapest", "question": "Покажи до 6 самых дешёвых товаров. Поля name и price, при равной цене сначала меньший id.", "reference_sql": "SELECT name, price FROM products ORDER BY price,id LIMIT 6"}
{"id": "order-status-01", "split": "train", "family": "order-status", "question": "Сколько заказов со статусом paid? Поле total.", "reference_sql": "SELECT COUNT(*) AS total FROM orders WHERE status='paid'"}
{"id": "order-status-02", "split": "train", "family": "order-status", "question": "Сколько заказов со статусом pending? Поле total.", "reference_sql": "SELECT COUNT(*) AS total FROM orders WHERE status='pending'"}
{"id": "order-status-03", "split": "train", "family": "order-status", "question": "Сколько заказов со статусом cancelled? Поле total.", "reference_sql": "SELECT COUNT(*) AS total FROM orders WHERE status='cancelled'"}
{"id": "order-customer-01", "split": "train", "family": "order-customer", "question": "Сколько заказов у клиента с id 1? Поле total.", "reference_sql": "SELECT COUNT(*) AS total FROM orders WHERE customer_id=1"}
{"id": "order-customer-02", "split": "train", "family": "order-customer", "question": "Сколько заказов у клиента с id 2? Поле total.", "reference_sql": "SELECT COUNT(*) AS total FROM orders WHERE customer_id=2"}
{"id": "order-customer-03", "split": "train", "family": "order-customer", "question": "Сколько заказов у клиента с id 3? Поле total.", "reference_sql": "SELECT COUNT(*) AS total FROM orders WHERE customer_id=3"}
{"id": "order-customer-04", "split": "train", "family": "order-customer", "question": "Сколько заказов у клиента с id 4? Поле total.", "reference_sql": "SELECT COUNT(*) AS total FROM orders WHERE customer_id=4"}
{"id": "order-customer-05", "split": "train", "family": "order-customer", "question": "Сколько заказов у клиента с id 5? Поле total.", "reference_sql": "SELECT COUNT(*) AS total FROM orders WHERE customer_id=5"}
{"id": "order-customer-06", "split": "train", "family": "order-customer", "question": "Сколько заказов у клиента с id 6? Поле total.", "reference_sql": "SELECT COUNT(*) AS total FROM orders WHERE customer_id=6"}
{"id": "order-period-01", "split": "train", "family": "order-period", "question": "Покажи id и ordered_at заказов начиная с 2026-09-01 включительно. Сортируй по дате, затем по id.", "reference_sql": "SELECT id, ordered_at FROM orders WHERE ordered_at >= '2026-09-01' ORDER BY ordered_at,id"}
{"id": "order-period-02", "split": "train", "family": "order-period", "question": "Покажи id и ordered_at заказов начиная с 2026-10-01 включительно. Сортируй по дате, затем по id.", "reference_sql": "SELECT id, ordered_at FROM orders WHERE ordered_at >= '2026-10-01' ORDER BY ordered_at,id"}
{"id": "order-period-03", "split": "train", "family": "order-period", "question": "Покажи id и ordered_at заказов начиная с 2026-10-10 включительно. Сортируй по дате, затем по id.", "reference_sql": "SELECT id, ordered_at FROM orders WHERE ordered_at >= '2026-10-10' ORDER BY ordered_at,id"}
{"id": "order-period-04", "split": "train", "family": "order-period", "question": "Покажи id и ordered_at заказов начиная с 2026-10-20 включительно. Сортируй по дате, затем по id.", "reference_sql": "SELECT id, ordered_at FROM orders WHERE ordered_at >= '2026-10-20' ORDER BY ordered_at,id"}
{"id": "order-period-05", "split": "train", "family": "order-period", "question": "Покажи id и ordered_at заказов начиная с 2026-11-01 включительно. Сортируй по дате, затем по id.", "reference_sql": "SELECT id, ordered_at FROM orders WHERE ordered_at >= '2026-11-01' ORDER BY ordered_at,id"}
{"id": "order-period-06", "split": "train", "family": "order-period", "question": "Покажи id и ordered_at заказов начиная с 2026-12-01 включительно. Сортируй по дате, затем по id.", "reference_sql": "SELECT id, ordered_at FROM orders WHERE ordered_at >= '2026-12-01' ORDER BY ordered_at,id"}
{"id": "order-units-01", "split": "train", "family": "order-units", "question": "Сколько единиц товаров в заказе 1? Если позиций нет, верни 0. Поле units.", "reference_sql": "SELECT COALESCE(SUM(quantity),0) AS units FROM order_items WHERE order_id=1"}
{"id": "order-units-02", "split": "train", "family": "order-units", "question": "Сколько единиц товаров в заказе 2? Если позиций нет, верни 0. Поле units.", "reference_sql": "SELECT COALESCE(SUM(quantity),0) AS units FROM order_items WHERE order_id=2"}
{"id": "order-units-03", "split": "train", "family": "order-units", "question": "Сколько единиц товаров в заказе 3? Если позиций нет, верни 0. Поле units.", "reference_sql": "SELECT COALESCE(SUM(quantity),0) AS units FROM order_items WHERE order_id=3"}
{"id": "order-units-04", "split": "train", "family": "order-units", "question": "Сколько единиц товаров в заказе 4? Если позиций нет, верни 0. Поле units.", "reference_sql": "SELECT COALESCE(SUM(quantity),0) AS units FROM order_items WHERE order_id=4"}
{"id": "order-units-05", "split": "train", "family": "order-units", "question": "Сколько единиц товаров в заказе 5? Если позиций нет, верни 0. Поле units.", "reference_sql": "SELECT COALESCE(SUM(quantity),0) AS units FROM order_items WHERE order_id=5"}
{"id": "order-units-06", "split": "train", "family": "order-units", "question": "Сколько единиц товаров в заказе 6? Если позиций нет, верни 0. Поле units.", "reference_sql": "SELECT COALESCE(SUM(quantity),0) AS units FROM order_items WHERE order_id=6"}
{"id": "order-line-value-01", "split": "train", "family": "order-line-value", "question": "Посчитай стоимость позиций заказа 1 по ценам на момент продажи. Если позиций нет, верни 0. Поле subtotal.", "reference_sql": "SELECT COALESCE(SUM(quantity*unit_price),0) AS subtotal FROM order_items WHERE order_id=1"}
{"id": "order-line-value-02", "split": "train", "family": "order-line-value", "question": "Посчитай стоимость позиций заказа 2 по ценам на момент продажи. Если позиций нет, верни 0. Поле subtotal.", "reference_sql": "SELECT COALESCE(SUM(quantity*unit_price),0) AS subtotal FROM order_items WHERE order_id=2"}
{"id": "order-line-value-03", "split": "train", "family": "order-line-value", "question": "Посчитай стоимость позиций заказа 3 по ценам на момент продажи. Если позиций нет, верни 0. Поле subtotal.", "reference_sql": "SELECT COALESCE(SUM(quantity*unit_price),0) AS subtotal FROM order_items WHERE order_id=3"}
{"id": "order-line-value-04", "split": "train", "family": "order-line-value", "question": "Посчитай стоимость позиций заказа 4 по ценам на момент продажи. Если позиций нет, верни 0. Поле subtotal.", "reference_sql": "SELECT COALESCE(SUM(quantity*unit_price),0) AS subtotal FROM order_items WHERE order_id=4"}
{"id": "order-line-value-05", "split": "train", "family": "order-line-value", "question": "Посчитай стоимость позиций заказа 5 по ценам на момент продажи. Если позиций нет, верни 0. Поле subtotal.", "reference_sql": "SELECT COALESCE(SUM(quantity*unit_price),0) AS subtotal FROM order_items WHERE order_id=5"}
{"id": "order-line-value-06", "split": "train", "family": "order-line-value", "question": "Посчитай стоимость позиций заказа 6 по ценам на момент продажи. Если позиций нет, верни 0. Поле subtotal.", "reference_sql": "SELECT COALESCE(SUM(quantity*unit_price),0) AS subtotal FROM order_items WHERE order_id=6"}
{"id": "item-lookup-01", "split": "train", "family": "item-lookup", "question": "Покажи название товара и количество в каждой позиции заказа 1. Поля name и quantity, порядок по id товара.", "reference_sql": "SELECT p.name,i.quantity FROM order_items i JOIN products p ON p.id=i.product_id WHERE i.order_id=1 ORDER BY p.id"}
{"id": "item-lookup-02", "split": "train", "family": "item-lookup", "question": "Покажи название товара и количество в каждой позиции заказа 2. Поля name и quantity, порядок по id товара.", "reference_sql": "SELECT p.name,i.quantity FROM order_items i JOIN products p ON p.id=i.product_id WHERE i.order_id=2 ORDER BY p.id"}
{"id": "item-lookup-03", "split": "train", "family": "item-lookup", "question": "Покажи название товара и количество в каждой позиции заказа 3. Поля name и quantity, порядок по id товара.", "reference_sql": "SELECT p.name,i.quantity FROM order_items i JOIN products p ON p.id=i.product_id WHERE i.order_id=3 ORDER BY p.id"}
{"id": "item-lookup-04", "split": "train", "family": "item-lookup", "question": "Покажи название товара и количество в каждой позиции заказа 4. Поля name и quantity, порядок по id товара.", "reference_sql": "SELECT p.name,i.quantity FROM order_items i JOIN products p ON p.id=i.product_id WHERE i.order_id=4 ORDER BY p.id"}
{"id": "item-lookup-05", "split": "train", "family": "item-lookup", "question": "Покажи название товара и количество в каждой позиции заказа 5. Поля name и quantity, порядок по id товара.", "reference_sql": "SELECT p.name,i.quantity FROM order_items i JOIN products p ON p.id=i.product_id WHERE i.order_id=5 ORDER BY p.id"}
{"id": "item-lookup-06", "split": "train", "family": "item-lookup", "question": "Покажи название товара и количество в каждой позиции заказа 6. Поля name и quantity, порядок по id товара.", "reference_sql": "SELECT p.name,i.quantity FROM order_items i JOIN products p ON p.id=i.product_id WHERE i.order_id=6 ORDER BY p.id"}
{"id": "customer-order-names-01", "split": "train", "family": "customer-order-names", "question": "Выведи id заказа как order_id и имя клиента как customer_name для статуса paid. Порядок по id заказа.", "reference_sql": "SELECT o.id AS order_id,c.name AS customer_name FROM orders o JOIN customers c ON c.id=o.customer_id WHERE o.status='paid' ORDER BY o.id"}
{"id": "customer-order-names-02", "split": "train", "family": "customer-order-names", "question": "Выведи id заказа как order_id и имя клиента как customer_name для статуса pending. Порядок по id заказа.", "reference_sql": "SELECT o.id AS order_id,c.name AS customer_name FROM orders o JOIN customers c ON c.id=o.customer_id WHERE o.status='pending' ORDER BY o.id"}
{"id": "customer-order-names-03", "split": "train", "family": "customer-order-names", "question": "Выведи id заказа как order_id и имя клиента как customer_name для статуса cancelled. Порядок по id заказа.", "reference_sql": "SELECT o.id AS order_id,c.name AS customer_name FROM orders o JOIN customers c ON c.id=o.customer_id WHERE o.status='cancelled' ORDER BY o.id"}
{"id": "payment-threshold-01", "split": "train", "family": "payment-threshold", "question": "Покажи id и amount проведённых платежей на сумму не меньше 0. Порядок по id.", "reference_sql": "SELECT id,amount FROM payments WHERE status='settled' AND amount >= 0 ORDER BY id"}
{"id": "payment-threshold-02", "split": "train", "family": "payment-threshold", "question": "Покажи id и amount проведённых платежей на сумму не меньше 20. Порядок по id.", "reference_sql": "SELECT id,amount FROM payments WHERE status='settled' AND amount >= 20 ORDER BY id"}
{"id": "payment-threshold-03", "split": "train", "family": "payment-threshold", "question": "Покажи id и amount проведённых платежей на сумму не меньше 50. Порядок по id.", "reference_sql": "SELECT id,amount FROM payments WHERE status='settled' AND amount >= 50 ORDER BY id"}
{"id": "payment-threshold-04", "split": "train", "family": "payment-threshold", "question": "Покажи id и amount проведённых платежей на сумму не меньше 100. Порядок по id.", "reference_sql": "SELECT id,amount FROM payments WHERE status='settled' AND amount >= 100 ORDER BY id"}
{"id": "payment-threshold-05", "split": "train", "family": "payment-threshold", "question": "Покажи id и amount проведённых платежей на сумму не меньше 200. Порядок по id.", "reference_sql": "SELECT id,amount FROM payments WHERE status='settled' AND amount >= 200 ORDER BY id"}
{"id": "payment-threshold-06", "split": "train", "family": "payment-threshold", "question": "Покажи id и amount проведённых платежей на сумму не меньше 500. Порядок по id.", "reference_sql": "SELECT id,amount FROM payments WHERE status='settled' AND amount >= 500 ORDER BY id"}
{"id": "order-totals-by-date-01", "split": "train", "family": "order-totals-by-date", "question": "Начиная с 2026-09-01 включительно посчитай заказы по дням. Поля ordered_at и total, порядок по дате.", "reference_sql": "SELECT ordered_at,COUNT(*) AS total FROM orders WHERE ordered_at >= '2026-09-01' GROUP BY ordered_at ORDER BY ordered_at"}
{"id": "order-totals-by-date-02", "split": "train", "family": "order-totals-by-date", "question": "Начиная с 2026-10-01 включительно посчитай заказы по дням. Поля ordered_at и total, порядок по дате.", "reference_sql": "SELECT ordered_at,COUNT(*) AS total FROM orders WHERE ordered_at >= '2026-10-01' GROUP BY ordered_at ORDER BY ordered_at"}
{"id": "order-totals-by-date-03", "split": "train", "family": "order-totals-by-date", "question": "Начиная с 2026-10-10 включительно посчитай заказы по дням. Поля ordered_at и total, порядок по дате.", "reference_sql": "SELECT ordered_at,COUNT(*) AS total FROM orders WHERE ordered_at >= '2026-10-10' GROUP BY ordered_at ORDER BY ordered_at"}
{"id": "order-totals-by-date-04", "split": "train", "family": "order-totals-by-date", "question": "Начиная с 2026-10-20 включительно посчитай заказы по дням. Поля ordered_at и total, порядок по дате.", "reference_sql": "SELECT ordered_at,COUNT(*) AS total FROM orders WHERE ordered_at >= '2026-10-20' GROUP BY ordered_at ORDER BY ordered_at"}
{"id": "order-totals-by-date-05", "split": "train", "family": "order-totals-by-date", "question": "Начиная с 2026-11-01 включительно посчитай заказы по дням. Поля ordered_at и total, порядок по дате.", "reference_sql": "SELECT ordered_at,COUNT(*) AS total FROM orders WHERE ordered_at >= '2026-11-01' GROUP BY ordered_at ORDER BY ordered_at"}
{"id": "order-totals-by-date-06", "split": "train", "family": "order-totals-by-date", "question": "Начиная с 2026-12-01 включительно посчитай заказы по дням. Поля ordered_at и total, порядок по дате.", "reference_sql": "SELECT ordered_at,COUNT(*) AS total FROM orders WHERE ordered_at >= '2026-12-01' GROUP BY ordered_at ORDER BY ordered_at"}
{"id": "catalog-total-01", "split": "train", "family": "catalog-total", "question": "Посчитай все товары в каталоге. Назови единственное поле total.", "reference_sql": "SELECT COUNT(*) AS total FROM products"}
{"id": "catalog-total-02", "split": "train", "family": "catalog-total", "question": "Посчитай все товары в каталоге. Назови единственное поле product_count.", "reference_sql": "SELECT COUNT(*) AS product_count FROM products"}
{"id": "catalog-total-03", "split": "train", "family": "catalog-total", "question": "Посчитай все товары в каталоге. Назови единственное поле catalog_size.", "reference_sql": "SELECT COUNT(*) AS catalog_size FROM products"}
{"id": "buyer-count-01", "split": "dev", "family": "buyer-count", "question": "Сколько разных клиентов оформили хотя бы один заказ со статусом paid? Поле buyers.", "reference_sql": "SELECT COUNT(DISTINCT customer_id) AS buyers FROM orders WHERE status='paid'"}
{"id": "buyer-count-02", "split": "dev", "family": "buyer-count", "question": "Сколько разных клиентов оформили хотя бы один заказ со статусом pending? Поле buyers.", "reference_sql": "SELECT COUNT(DISTINCT customer_id) AS buyers FROM orders WHERE status='pending'"}
{"id": "buyer-count-03", "split": "dev", "family": "buyer-count", "question": "Сколько разных клиентов оформили хотя бы один заказ со статусом cancelled? Поле buyers.", "reference_sql": "SELECT COUNT(DISTINCT customer_id) AS buyers FROM orders WHERE status='cancelled'"}
{"id": "refunds-per-order-01", "split": "dev", "family": "refunds-per-order", "question": "Сумма возвратов по заказу 1. Если возвратов нет, верни 0. Поле refunded_amount.", "reference_sql": "SELECT COALESCE(SUM(amount),0) AS refunded_amount FROM payments WHERE status='refunded' AND order_id=1"}
{"id": "refunds-per-order-02", "split": "dev", "family": "refunds-per-order", "question": "Сумма возвратов по заказу 2. Если возвратов нет, верни 0. Поле refunded_amount.", "reference_sql": "SELECT COALESCE(SUM(amount),0) AS refunded_amount FROM payments WHERE status='refunded' AND order_id=2"}
{"id": "refunds-per-order-03", "split": "dev", "family": "refunds-per-order", "question": "Сумма возвратов по заказу 3. Если возвратов нет, верни 0. Поле refunded_amount.", "reference_sql": "SELECT COALESCE(SUM(amount),0) AS refunded_amount FROM payments WHERE status='refunded' AND order_id=3"}
{"id": "refunds-per-order-04", "split": "dev", "family": "refunds-per-order", "question": "Сумма возвратов по заказу 4. Если возвратов нет, верни 0. Поле refunded_amount.", "reference_sql": "SELECT COALESCE(SUM(amount),0) AS refunded_amount FROM payments WHERE status='refunded' AND order_id=4"}
{"id": "refunds-per-order-05", "split": "dev", "family": "refunds-per-order", "question": "Сумма возвратов по заказу 5. Если возвратов нет, верни 0. Поле refunded_amount.", "reference_sql": "SELECT COALESCE(SUM(amount),0) AS refunded_amount FROM payments WHERE status='refunded' AND order_id=5"}
{"id": "refunds-per-order-06", "split": "dev", "family": "refunds-per-order", "question": "Сумма возвратов по заказу 6. Если возвратов нет, верни 0. Поле refunded_amount.", "reference_sql": "SELECT COALESCE(SUM(amount),0) AS refunded_amount FROM payments WHERE status='refunded' AND order_id=6"}
{"id": "customers-without-status-01", "split": "dev", "family": "customers-without-status", "question": "Покажи id и name клиентов, у которых нет ни одного заказа со статусом paid. Порядок по id.", "reference_sql": "SELECT c.id,c.name FROM customers c LEFT JOIN orders o ON o.customer_id=c.id AND o.status='paid' WHERE o.id IS NULL ORDER BY c.id"}
{"id": "customers-without-status-02", "split": "dev", "family": "customers-without-status", "question": "Покажи id и name клиентов, у которых нет ни одного заказа со статусом pending. Порядок по id.", "reference_sql": "SELECT c.id,c.name FROM customers c LEFT JOIN orders o ON o.customer_id=c.id AND o.status='pending' WHERE o.id IS NULL ORDER BY c.id"}
{"id": "customers-without-status-03", "split": "dev", "family": "customers-without-status", "question": "Покажи id и name клиентов, у которых нет ни одного заказа со статусом cancelled. Порядок по id.", "reference_sql": "SELECT c.id,c.name FROM customers c LEFT JOIN orders o ON o.customer_id=c.id AND o.status='cancelled' WHERE o.id IS NULL ORDER BY c.id"}
{"id": "paid-profit-01", "split": "test", "family": "paid-profit", "question": "Какие до 1 товаров принесли больше всего прибыли по paid-заказам? Прибыль считай как количество × (цена продажи минус себестоимость) по позициям. Поля name и profit. При равенстве сортируй по id товара.", "reference_sql": "SELECT p.name,SUM(i.quantity*(i.unit_price-i.unit_cost)) AS profit FROM order_items i JOIN orders o ON o.id=i.order_id JOIN products p ON p.id=i.product_id WHERE o.status='paid' GROUP BY p.id,p.name ORDER BY profit DESC,p.id LIMIT 1"}
{"id": "paid-profit-02", "split": "test", "family": "paid-profit", "question": "Какие до 2 товаров принесли больше всего прибыли по paid-заказам? Прибыль считай как количество × (цена продажи минус себестоимость) по позициям. Поля name и profit. При равенстве сортируй по id товара.", "reference_sql": "SELECT p.name,SUM(i.quantity*(i.unit_price-i.unit_cost)) AS profit FROM order_items i JOIN orders o ON o.id=i.order_id JOIN products p ON p.id=i.product_id WHERE o.status='paid' GROUP BY p.id,p.name ORDER BY profit DESC,p.id LIMIT 2"}
{"id": "paid-profit-03", "split": "test", "family": "paid-profit", "question": "Какие до 3 товаров принесли больше всего прибыли по paid-заказам? Прибыль считай как количество × (цена продажи минус себестоимость) по позициям. Поля name и profit. При равенстве сортируй по id товара.", "reference_sql": "SELECT p.name,SUM(i.quantity*(i.unit_price-i.unit_cost)) AS profit FROM order_items i JOIN orders o ON o.id=i.order_id JOIN products p ON p.id=i.product_id WHERE o.status='paid' GROUP BY p.id,p.name ORDER BY profit DESC,p.id LIMIT 3"}
{"id": "paid-profit-04", "split": "test", "family": "paid-profit", "question": "Какие до 4 товаров принесли больше всего прибыли по paid-заказам? Прибыль считай как количество × (цена продажи минус себестоимость) по позициям. Поля name и profit. При равенстве сортируй по id товара.", "reference_sql": "SELECT p.name,SUM(i.quantity*(i.unit_price-i.unit_cost)) AS profit FROM order_items i JOIN orders o ON o.id=i.order_id JOIN products p ON p.id=i.product_id WHERE o.status='paid' GROUP BY p.id,p.name ORDER BY profit DESC,p.id LIMIT 4"}
{"id": "paid-profit-05", "split": "test", "family": "paid-profit", "question": "Какие до 5 товаров принесли больше всего прибыли по paid-заказам? Прибыль считай как количество × (цена продажи минус себестоимость) по позициям. Поля name и profit. При равенстве сортируй по id товара.", "reference_sql": "SELECT p.name,SUM(i.quantity*(i.unit_price-i.unit_cost)) AS profit FROM order_items i JOIN orders o ON o.id=i.order_id JOIN products p ON p.id=i.product_id WHERE o.status='paid' GROUP BY p.id,p.name ORDER BY profit DESC,p.id LIMIT 5"}
{"id": "paid-profit-06", "split": "test", "family": "paid-profit", "question": "Какие до 6 товаров принесли больше всего прибыли по paid-заказам? Прибыль считай как количество × (цена продажи минус себестоимость) по позициям. Поля name и profit. При равенстве сортируй по id товара.", "reference_sql": "SELECT p.name,SUM(i.quantity*(i.unit_price-i.unit_cost)) AS profit FROM order_items i JOIN orders o ON o.id=i.order_id JOIN products p ON p.id=i.product_id WHERE o.status='paid' GROUP BY p.id,p.name ORDER BY profit DESC,p.id LIMIT 6"}
{"id": "revenue-by-country-01", "split": "test", "family": "revenue-by-country", "question": "Какова выручка по paid-заказам клиентов из KZ? Используй количество и цену продажи из позиций. Если продаж нет, верни 0. Поле revenue.", "reference_sql": "SELECT COALESCE(SUM(i.quantity*i.unit_price),0) AS revenue FROM order_items i JOIN orders o ON o.id=i.order_id JOIN customers c ON c.id=o.customer_id WHERE o.status='paid' AND c.country='KZ'"}
{"id": "revenue-by-country-02", "split": "test", "family": "revenue-by-country", "question": "Какова выручка по paid-заказам клиентов из RU? Используй количество и цену продажи из позиций. Если продаж нет, верни 0. Поле revenue.", "reference_sql": "SELECT COALESCE(SUM(i.quantity*i.unit_price),0) AS revenue FROM order_items i JOIN orders o ON o.id=i.order_id JOIN customers c ON c.id=o.customer_id WHERE o.status='paid' AND c.country='RU'"}
{"id": "revenue-by-country-03", "split": "test", "family": "revenue-by-country", "question": "Какова выручка по paid-заказам клиентов из US? Используй количество и цену продажи из позиций. Если продаж нет, верни 0. Поле revenue.", "reference_sql": "SELECT COALESCE(SUM(i.quantity*i.unit_price),0) AS revenue FROM order_items i JOIN orders o ON o.id=i.order_id JOIN customers c ON c.id=o.customer_id WHERE o.status='paid' AND c.country='US'"}
{"id": "revenue-by-country-04", "split": "test", "family": "revenue-by-country", "question": "Какова выручка по paid-заказам клиентов из DE? Используй количество и цену продажи из позиций. Если продаж нет, верни 0. Поле revenue.", "reference_sql": "SELECT COALESCE(SUM(i.quantity*i.unit_price),0) AS revenue FROM order_items i JOIN orders o ON o.id=i.order_id JOIN customers c ON c.id=o.customer_id WHERE o.status='paid' AND c.country='DE'"}
{"id": "revenue-by-country-05", "split": "test", "family": "revenue-by-country", "question": "Какова выручка по paid-заказам клиентов из GB? Используй количество и цену продажи из позиций. Если продаж нет, верни 0. Поле revenue.", "reference_sql": "SELECT COALESCE(SUM(i.quantity*i.unit_price),0) AS revenue FROM order_items i JOIN orders o ON o.id=i.order_id JOIN customers c ON c.id=o.customer_id WHERE o.status='paid' AND c.country='GB'"}
{"id": "revenue-by-country-06", "split": "test", "family": "revenue-by-country", "question": "Какова выручка по paid-заказам клиентов из TR? Используй количество и цену продажи из позиций. Если продаж нет, верни 0. Поле revenue.", "reference_sql": "SELECT COALESCE(SUM(i.quantity*i.unit_price),0) AS revenue FROM order_items i JOIN orders o ON o.id=i.order_id JOIN customers c ON c.id=o.customer_id WHERE o.status='paid' AND c.country='TR'"}
{"id": "payment-status-counts-01", "split": "test", "family": "payment-status-counts", "question": "Для заказа 1 посчитай платежи по статусам. Поля status и payment_count, порядок по status.", "reference_sql": "SELECT status,COUNT(*) AS payment_count FROM payments WHERE order_id=1 GROUP BY status ORDER BY status"}
{"id": "payment-status-counts-02", "split": "test", "family": "payment-status-counts", "question": "Для заказа 2 посчитай платежи по статусам. Поля status и payment_count, порядок по status.", "reference_sql": "SELECT status,COUNT(*) AS payment_count FROM payments WHERE order_id=2 GROUP BY status ORDER BY status"}
{"id": "payment-status-counts-03", "split": "test", "family": "payment-status-counts", "question": "Для заказа 3 посчитай платежи по статусам. Поля status и payment_count, порядок по status.", "reference_sql": "SELECT status,COUNT(*) AS payment_count FROM payments WHERE order_id=3 GROUP BY status ORDER BY status"}
{"id": "payment-status-counts-04", "split": "test", "family": "payment-status-counts", "question": "Для заказа 4 посчитай платежи по статусам. Поля status и payment_count, порядок по status.", "reference_sql": "SELECT status,COUNT(*) AS payment_count FROM payments WHERE order_id=4 GROUP BY status ORDER BY status"}
{"id": "payment-status-counts-05", "split": "test", "family": "payment-status-counts", "question": "Для заказа 5 посчитай платежи по статусам. Поля status и payment_count, порядок по status.", "reference_sql": "SELECT status,COUNT(*) AS payment_count FROM payments WHERE order_id=5 GROUP BY status ORDER BY status"}
{"id": "payment-status-counts-06", "split": "test", "family": "payment-status-counts", "question": "Для заказа 6 посчитай платежи по статусам. Поля status и payment_count, порядок по status.", "reference_sql": "SELECT status,COUNT(*) AS payment_count FROM payments WHERE order_id=6 GROUP BY status ORDER BY status"}