gianghp/ttcs-sql-dataset · Datasets at Hugging Face

question stringlengths 19 189	sql stringlengths 46 1.29k
What are all the category names?	SELECT name FROM categories WHERE is_deleted = FALSE;
How many categories are there?	SELECT COUNT(*) FROM categories WHERE is_deleted = FALSE;
Is there a category named 'Laptop'?	SELECT COUNT(*) FROM categories WHERE name = 'Laptop' AND is_deleted = FALSE;
What categories were created after 2023-01-01?	SELECT name FROM categories WHERE created_at > '2023-01-01' AND is_deleted = FALSE;
How many categories were added in 2023?	SELECT COUNT(*) FROM categories WHERE YEAR(created_at) = 2023 AND is_deleted = FALSE;
List all manufacturer names.	SELECT name FROM manufacturers WHERE is_deleted = FALSE;
How many manufacturers are there?	SELECT COUNT(*) FROM manufacturers WHERE is_deleted = FALSE;
Does manufacturer 'Apple' exist?	SELECT COUNT(*) FROM manufacturers WHERE name = 'Apple' AND is_deleted = FALSE;
Which manufacturers were added before 2022-06-01?	SELECT name FROM manufacturers WHERE created_at < '2022-06-01' AND is_deleted = FALSE;
How many manufacturers were created in June 2023?	SELECT COUNT(*) FROM manufacturers WHERE YEAR(created_at) = 2023 AND MONTH(created_at) = 6 AND is_deleted = FALSE;
What are the names of all products?	SELECT name FROM products WHERE is_deleted = FALSE;
How many products are there?	SELECT COUNT(*) FROM products WHERE is_deleted = FALSE;
Is there a product named 'Iphone 15'?	SELECT COUNT(*) FROM products WHERE name = 'Iphone 15' AND is_deleted = FALSE;
What products were added after 2023-03-01?	SELECT name FROM products WHERE created_at > '2023-03-01' AND is_deleted = FALSE;
How many products were created in 2022?	SELECT COUNT(*) FROM products WHERE YEAR(created_at) = 2022 AND is_deleted = FALSE;
What is the total stock quantity of all products?	SELECT SUM(stock_quantity) FROM stock WHERE is_deleted = FALSE;
What is the stock quantity of product 'Iphone 15'?	SELECT SUM(s.stock_quantity) FROM stock s JOIN products p ON s.product_id = p.product_id WHERE p.name = 'Iphone 15' AND p.is_deleted = FALSE AND s.is_deleted = FALSE;
Which products have a total stock quantity greater than 100?	SELECT p.name FROM products p JOIN stock s ON p.product_id = s.product_id WHERE p.is_deleted = FALSE AND s.is_deleted = FALSE GROUP BY p.product_id HAVING SUM(s.stock_quantity) > 100;
What is the average stock quantity per product?	SELECT AVG(total_stock) FROM (SELECT SUM(stock_quantity) as total_stock FROM stock WHERE is_deleted = FALSE GROUP BY product_id) as sub;
How many stock entries are there for manufacturer 'Apple'?	SELECT COUNT(*) FROM stock s JOIN manufacturers m ON s.manufacturer_id = m.manufacturer_id WHERE m.name = 'Apple' AND s.is_deleted = FALSE AND m.is_deleted = FALSE;
What is the latest import price of product 'Iphone 15'?	SELECT pp.price FROM product_prices pp JOIN stock s ON pp.stock_id = s.stock_id JOIN products p ON s.product_id = p.product_id WHERE p.name = 'Iphone 15' AND pp.price_type = 'import' AND p.is_deleted = FALSE AND s.is_deleted = FALSE AND pp.is_deleted = FALSE ORDER BY pp.effective_date DESC LIMIT 1;
What is the latest export price of product 'Iphone 16'?	SELECT pp.price FROM product_prices pp JOIN stock s ON pp.stock_id = s.stock_id JOIN products p ON s.product_id = p.product_id WHERE p.name = 'Iphone 16' AND pp.price_type = 'export' AND p.is_deleted = FALSE AND s.is_deleted = FALSE AND pp.is_deleted = FALSE ORDER BY pp.effective_date DESC LIMIT 1;
What is the average latest import price for products from manufacturer 'Samsung'?	SELECT AVG(pp.price) FROM (SELECT s.stock_id, MAX(pp.effective_date) as max_date FROM stock s JOIN product_prices pp ON s.stock_id = pp.stock_id JOIN manufacturers m ON s.manufacturer_id = m.manufacturer_id WHERE pp.price_type = 'import' AND m.name = 'Samsung' AND s.is_deleted = FALSE AND pp.is_deleted = FALSE AND m.is_deleted = FALSE GROUP BY s.stock_id) AS sub JOIN product_prices pp ON sub.stock_id = pp.stock_id AND sub.max_date = pp.effective_date WHERE pp.price_type = 'import';
How many price records exist for product 'Iphone 14'?	SELECT COUNT(*) FROM product_prices pp JOIN stock s ON pp.stock_id = s.stock_id JOIN products p ON s.product_id = p.product_id WHERE p.name = 'Iphone 14' AND p.is_deleted = FALSE AND s.is_deleted = FALSE AND pp.is_deleted = FALSE;
List all suppliers.	SELECT name FROM partners WHERE partner_type = 'supplier' AND is_deleted = FALSE;
List all customers.	SELECT name FROM partners WHERE partner_type = 'customer' AND is_deleted = FALSE;
How many suppliers are there?	SELECT COUNT(*) FROM partners WHERE partner_type = 'supplier' AND is_deleted = FALSE;
Is there a supplier named 'ABC Corp'?	SELECT COUNT(*) FROM partners WHERE name = 'ABC Corp' AND partner_type = 'supplier' AND is_deleted = FALSE;
What is the phone number of customer 'XYZ Ltd'?	SELECT phone FROM partners WHERE name = 'XYZ Ltd' AND partner_type = 'customer' AND is_deleted = FALSE;
List all employee names.	SELECT name FROM employees WHERE is_deleted = FALSE;
How many employees are there?	SELECT COUNT(*) FROM employees WHERE is_deleted = FALSE;
What is the email of employee 'John Doe'?	SELECT email FROM employees WHERE name = 'John Doe' AND is_deleted = FALSE;
Which employees were added after 2023-02-01?	SELECT name FROM employees WHERE created_at > '2023-02-01' AND is_deleted = FALSE;
How many employees were created in 2021?	SELECT COUNT(*) FROM employees WHERE YEAR(created_at) = 2021 AND is_deleted = FALSE;
What is the total stock quantity per category?	SELECT c.name, SUM(s.stock_quantity) FROM categories c JOIN stock s ON c.category_id = s.category_id WHERE c.is_deleted = FALSE AND s.is_deleted = FALSE GROUP BY c.category_id;
What is the total stock quantity per manufacturer?	SELECT m.name, SUM(s.stock_quantity) FROM manufacturers m JOIN stock s ON m.manufacturer_id = s.manufacturer_id WHERE m.is_deleted = FALSE AND s.is_deleted = FALSE GROUP BY m.manufacturer_id;
Which product has the highest stock quantity?	SELECT p.name, SUM(s.stock_quantity) as total_stock FROM products p JOIN stock s ON p.product_id = s.product_id WHERE p.is_deleted = FALSE AND s.is_deleted = FALSE GROUP BY p.product_id ORDER BY total_stock DESC LIMIT 1;
List all products in category 'Laptop' or 'Phone'.	SELECT DISTINCT p.name FROM products p JOIN stock s ON p.product_id = s.product_id JOIN categories c ON s.category_id = c.category_id WHERE c.name IN ('Laptop', 'Phone') AND p.is_deleted = FALSE AND s.is_deleted = FALSE AND c.is_deleted = FALSE;
What is the total stock quantity of product 'Samsung Galaxy S23'?	SELECT SUM(s.stock_quantity) FROM stock s JOIN products p ON s.product_id = p.product_id WHERE p.name = 'Samsung Galaxy S23' AND p.is_deleted = FALSE AND s.is_deleted = FALSE;
How many stock entries exist for category 'Phone'?	SELECT COUNT(*) FROM stock s JOIN categories c ON s.category_id = c.category_id WHERE c.name = 'Phone' AND s.is_deleted = FALSE AND c.is_deleted = FALSE;
What is the latest import price of product 'MacBook Pro'?	SELECT pp.price FROM product_prices pp JOIN stock s ON pp.stock_id = s.stock_id JOIN products p ON s.product_id = p.product_id WHERE p.name = 'MacBook Pro' AND pp.price_type = 'import' AND p.is_deleted = FALSE AND s.is_deleted = FALSE AND pp.is_deleted = FALSE ORDER BY pp.effective_date DESC LIMIT 1;
Which manufacturer has the most stock entries?	SELECT m.name, COUNT(*) as stock_count FROM manufacturers m JOIN stock s ON m.manufacturer_id = s.manufacturer_id WHERE m.is_deleted = FALSE AND s.is_deleted = FALSE GROUP BY m.manufacturer_id ORDER BY stock_count DESC LIMIT 1;
List all products with stock quantity less than 50.	SELECT p.name FROM products p JOIN stock s ON p.product_id = s.product_id WHERE p.is_deleted = FALSE AND s.is_deleted = FALSE GROUP BY p.product_id HAVING SUM(s.stock_quantity) < 50;
How many customers were added in 2022?	SELECT COUNT(*) FROM partners WHERE partner_type = 'customer' AND YEAR(created_at) = 2022 AND is_deleted = FALSE;
What is the email of supplier 'GlobalParts'?	SELECT email FROM partners WHERE name = 'GlobalParts' AND partner_type = 'supplier' AND is_deleted = FALSE;
What is the total stock quantity for manufacturer 'Dell'?	SELECT SUM(s.stock_quantity) FROM stock s JOIN manufacturers m ON s.manufacturer_id = m.manufacturer_id WHERE m.name = 'Dell' AND s.is_deleted = FALSE AND m.is_deleted = FALSE;
What is the latest export price of product 'Samsung Galaxy S23'?	SELECT pp.price FROM product_prices pp JOIN stock s ON pp.stock_id = s.stock_id JOIN products p ON s.product_id = p.product_id WHERE p.name = 'Samsung Galaxy S23' AND pp.price_type = 'export' AND p.is_deleted = FALSE AND s.is_deleted = FALSE AND pp.is_deleted = FALSE ORDER BY pp.effective_date DESC LIMIT 1;
List all products from manufacturer 'HP' in category 'Laptop'.	SELECT p.name FROM products p JOIN stock s ON p.product_id = s.product_id JOIN manufacturers m ON s.manufacturer_id = m.manufacturer_id JOIN categories c ON s.category_id = c.category_id WHERE m.name = 'HP' AND c.name = 'Laptop' AND p.is_deleted = FALSE AND s.is_deleted = FALSE AND m.is_deleted = FALSE AND c.is_deleted = FALSE;
Which category has the highest total stock quantity?	SELECT c.name, SUM(s.stock_quantity) as total_stock FROM categories c JOIN stock s ON c.category_id = s.category_id WHERE c.is_deleted = FALSE AND s.is_deleted = FALSE GROUP BY c.category_id ORDER BY total_stock DESC LIMIT 1;
How many price records are there for products in category 'Phone'?	SELECT COUNT(*) FROM product_prices pp JOIN stock s ON pp.stock_id = s.stock_id JOIN categories c ON s.category_id = c.category_id WHERE c.name = 'Phone' AND s.is_deleted = FALSE AND pp.is_deleted = FALSE AND c.is_deleted = FALSE;
List all suppliers added after 2023-06-01.	SELECT name FROM partners WHERE partner_type = 'supplier' AND created_at > '2023-06-01' AND is_deleted = FALSE;
What is the total stock quantity of products in category 'Tablet'?	SELECT SUM(s.stock_quantity) FROM stock s JOIN categories c ON s.category_id = c.category_id WHERE c.name = 'Tablet' AND s.is_deleted = FALSE AND c.is_deleted = FALSE;
What is the latest import price for product 'Dell XPS 13'?	SELECT pp.price FROM product_prices pp JOIN stock s ON pp.stock_id = s.stock_id JOIN products p ON s.product_id = p.product_id WHERE p.name = 'Dell XPS 13' AND pp.price_type = 'import' AND p.is_deleted = FALSE AND s.is_deleted = FALSE AND pp.is_deleted = FALSE ORDER BY pp.effective_date DESC LIMIT 1;
How many stock entries are there for product 'Iphone 13'?	SELECT COUNT(*) FROM stock s JOIN products p ON s.product_id = p.product_id WHERE p.name = 'Iphone 13' AND s.is_deleted = FALSE AND p.is_deleted = FALSE;
List all customers with phone number starting with '09'.	SELECT name FROM partners WHERE partner_type = 'customer' AND phone LIKE '09%' AND is_deleted = FALSE;
Which manufacturer supplies the most products?	SELECT m.name, COUNT(DISTINCT s.product_id) as product_count FROM manufacturers m JOIN stock s ON m.manufacturer_id = s.manufacturer_id WHERE m.is_deleted = FALSE AND s.is_deleted = FALSE GROUP BY m.manufacturer_id ORDER BY product_count DESC LIMIT 1;
What is the total stock quantity for products from manufacturer 'Lenovo'?	SELECT SUM(s.stock_quantity) FROM stock s JOIN manufacturers m ON s.manufacturer_id = m.manufacturer_id WHERE m.name = 'Lenovo' AND s.is_deleted = FALSE AND m.is_deleted = FALSE;
List all products with no stock.	SELECT p.name FROM products p LEFT JOIN stock s ON p.product_id = s.product_id WHERE s.stock_id IS NULL AND p.is_deleted = FALSE;
What is the latest export price of product 'Iphone 13'?	SELECT pp.price FROM product_prices pp JOIN stock s ON pp.stock_id = s.stock_id JOIN products p ON s.product_id = p.product_id WHERE p.name = 'Iphone 13' AND pp.price_type = 'export' AND p.is_deleted = FALSE AND s.is_deleted = FALSE AND pp.is_deleted = FALSE ORDER BY pp.effective_date DESC LIMIT 1;
How many products are in category 'Phone'?	SELECT COUNT(DISTINCT p.product_id) FROM products p JOIN stock s ON p.product_id = s.product_id JOIN categories c ON s.category_id = c.category_id WHERE c.name = 'Phone' AND p.is_deleted = FALSE AND s.is_deleted = FALSE AND c.is_deleted = FALSE;
What is the average stock quantity for products from manufacturer 'Apple'?	SELECT AVG(s.stock_quantity) FROM stock s JOIN manufacturers m ON s.manufacturer_id = m.manufacturer_id WHERE m.name = 'Apple' AND s.is_deleted = FALSE AND m.is_deleted = FALSE;
How many suppliers have an email address?	SELECT COUNT(*) FROM partners WHERE partner_type = 'supplier' AND email IS NOT NULL AND is_deleted = FALSE;
List all products added in 2023.	SELECT name FROM products WHERE YEAR(created_at) = 2023 AND is_deleted = FALSE;
How many stock entries have a quantity greater than 200?	SELECT COUNT(*) FROM stock WHERE stock_quantity > 200 AND is_deleted = FALSE;
What is the latest import price of product 'HP Spectre'?	SELECT pp.price FROM product_prices pp JOIN stock s ON pp.stock_id = s.stock_id JOIN products p ON s.product_id = p.product_id WHERE p.name = 'HP Spectre' AND pp.price_type = 'import' AND p.is_deleted = FALSE AND s.is_deleted = FALSE AND pp.is_deleted = FALSE ORDER BY pp.effective_date DESC LIMIT 1;
List all categories with more than 5 products.	SELECT c.name FROM categories c JOIN stock s ON c.category_id = s.category_id JOIN products p ON s.product_id = p.product_id WHERE c.is_deleted = FALSE AND s.is_deleted = FALSE AND p.is_deleted = FALSE GROUP BY c.category_id HAVING COUNT(DISTINCT p.product_id) > 5;
What is the total stock quantity of product 'Lenovo ThinkPad'?	SELECT SUM(s.stock_quantity) FROM stock s JOIN products p ON s.product_id = p.product_id WHERE p.name = 'Lenovo ThinkPad' AND p.is_deleted = FALSE AND s.is_deleted = FALSE;
List all suppliers with address containing 'Hanoi'.	SELECT name FROM partners WHERE partner_type = 'supplier' AND address LIKE '%Hanoi%' AND is_deleted = FALSE;
How many employees have a phone number?	SELECT COUNT(*) FROM employees WHERE phone IS NOT NULL AND is_deleted = FALSE;
What is the latest export price of product 'MacBook Pro'?	SELECT pp.price FROM product_prices pp JOIN stock s ON pp.stock_id = s.stock_id JOIN products p ON s.product_id = p.product_id WHERE p.name = 'MacBook Pro' AND pp.price_type = 'export' AND p.is_deleted = FALSE AND s.is_deleted = FALSE AND pp.is_deleted = FALSE ORDER BY pp.effective_date DESC LIMIT 1;
How many products have a stock quantity between 50 and 100?	SELECT COUNT(DISTINCT p.product_id) FROM products p JOIN stock s ON p.product_id = s.product_id WHERE s.stock_quantity BETWEEN 50 AND 100 AND p.is_deleted = FALSE AND s.is_deleted = FALSE;
List all manufacturers added in 2022.	SELECT name FROM manufacturers WHERE YEAR(created_at) = 2022 AND is_deleted = FALSE;
How many price records are there for product 'Samsung Galaxy S22'?	SELECT COUNT(*) FROM product_prices pp JOIN stock s ON pp.stock_id = s.stock_id JOIN products p ON s.product_id = p.product_id WHERE p.name = 'Samsung Galaxy S22' AND p.is_deleted = FALSE AND s.is_deleted = FALSE AND pp.is_deleted = FALSE;
List all customers added in July 2023.	SELECT name FROM partners WHERE partner_type = 'customer' AND YEAR(created_at) = 2023 AND MONTH(created_at) = 7 AND is_deleted = FALSE;
What is the total stock quantity for category 'Phone' from manufacturer 'Samsung'?	SELECT SUM(s.stock_quantity) FROM stock s JOIN categories c ON s.category_id = c.category_id JOIN manufacturers m ON s.manufacturer_id = m.manufacturer_id WHERE c.name = 'Phone' AND m.name = 'Samsung' AND s.is_deleted = FALSE AND c.is_deleted = FALSE AND m.is_deleted = FALSE;
What is the latest import price of product 'Iphone 14 Pro'?	SELECT pp.price FROM product_prices pp JOIN stock s ON pp.stock_id = s.stock_id JOIN products p ON s.product_id = p.product_id WHERE p.name = 'Iphone 14 Pro' AND pp.price_type = 'import' AND p.is_deleted = FALSE AND s.is_deleted = FALSE AND pp.is_deleted = FALSE ORDER BY pp.effective_date DESC LIMIT 1;
List all products from manufacturer 'Asus' with stock quantity over 150.	SELECT p.name FROM products p JOIN stock s ON p.product_id = s.product_id JOIN manufacturers m ON s.manufacturer_id = m.manufacturer_id WHERE m.name = 'Asus' AND s.stock_quantity > 150 AND p.is_deleted = FALSE AND s.is_deleted = FALSE AND m.is_deleted = FALSE;
How many stock entries are there for category 'Laptop'?	SELECT COUNT(*) FROM stock s JOIN categories c ON s.category_id = c.category_id WHERE c.name = 'Laptop' AND s.is_deleted = FALSE AND c.is_deleted = FALSE;
How many manufacturers have more than 10 stock entries?	SELECT COUNT() FROM (SELECT m.manufacturer_id FROM manufacturers m JOIN stock s ON m.manufacturer_id = s.manufacturer_id WHERE m.is_deleted = FALSE AND s.is_deleted = FALSE GROUP BY m.manufacturer_id HAVING COUNT() > 10) as sub;
What is the latest export price of product 'Lenovo Yoga'?	SELECT pp.price FROM product_prices pp JOIN stock s ON pp.stock_id = s.stock_id JOIN products p ON s.product_id = p.product_id WHERE p.name = 'Lenovo Yoga' AND pp.price_type = 'export' AND p.is_deleted = FALSE AND s.is_deleted = FALSE AND pp.is_deleted = FALSE ORDER BY pp.effective_date DESC LIMIT 1;
List all employees added in 2023.	SELECT name FROM employees WHERE YEAR(created_at) = 2023 AND is_deleted = FALSE;
What is the total stock quantity of products from manufacturer 'Acer' in category 'Laptop'?	SELECT SUM(s.stock_quantity) FROM stock s JOIN manufacturers m ON s.manufacturer_id = m.manufacturer_id JOIN categories c ON s.category_id = c.category_id WHERE m.name = 'Acer' AND c.name = 'Laptop' AND s.is_deleted = FALSE AND m.is_deleted = FALSE AND c.is_deleted = FALSE;
List all products with price records after 2024-01-01.	SELECT DISTINCT p.name FROM products p JOIN stock s ON p.product_id = s.product_id JOIN product_prices pp ON s.stock_id = pp.stock_id WHERE pp.effective_date > '2024-01-01' AND p.is_deleted = FALSE AND s.is_deleted = FALSE AND pp.is_deleted = FALSE;
What is the latest import price of product 'Asus ROG'?	SELECT pp.price FROM product_prices pp JOIN stock s ON pp.stock_id = s.stock_id JOIN products p ON s.product_id = p.product_id WHERE p.name = 'Asus ROG' AND pp.price_type = 'import' AND p.is_deleted = FALSE AND s.is_deleted = FALSE AND pp.is_deleted = FALSE ORDER BY pp.effective_date DESC LIMIT 1;
What is the total stock quantity for product 'Iphone 11'?	SELECT SUM(s.stock_quantity) FROM stock s JOIN products p ON s.product_id = p.product_id WHERE p.name = 'Iphone 11' AND p.is_deleted = FALSE AND s.is_deleted = FALSE;
How many stock entries are there for manufacturer 'Sony'?	SELECT COUNT(*) FROM stock s JOIN manufacturers m ON s.manufacturer_id = m.manufacturer_id WHERE m.name = 'Sony' AND s.is_deleted = FALSE AND m.is_deleted = FALSE;
List all suppliers with no email address.	SELECT name FROM partners WHERE partner_type = 'supplier' AND email IS NULL AND is_deleted = FALSE;
What is the latest export price of product 'HP Pavilion'?	SELECT pp.price FROM product_prices pp JOIN stock s ON pp.stock_id = s.stock_id JOIN products p ON s.product_id = p.product_id WHERE p.name = 'HP Pavilion' AND pp.price_type = 'export' AND p.is_deleted = FALSE AND s.is_deleted = FALSE AND pp.is_deleted = FALSE ORDER BY pp.effective_date DESC LIMIT 1;
List all employees with email ending in '@company.com'.	SELECT name FROM employees WHERE email LIKE '%@company.com' AND is_deleted = FALSE;
How many products have more than one manufacturer?	SELECT COUNT(*) FROM (SELECT p.product_id FROM products p JOIN stock s ON p.product_id = s.product_id WHERE p.is_deleted = FALSE AND s.is_deleted = FALSE GROUP BY p.product_id HAVING COUNT(DISTINCT s.manufacturer_id) > 1) as sub;
List all categories added in 2024.	SELECT name FROM categories WHERE YEAR(created_at) = 2024 AND is_deleted = FALSE;
How many price records exist for products from manufacturer 'Dell'?	SELECT COUNT(*) FROM product_prices pp JOIN stock s ON pp.stock_id = s.stock_id JOIN manufacturers m ON s.manufacturer_id = m.manufacturer_id WHERE m.name = 'Dell' AND s.is_deleted = FALSE AND pp.is_deleted = FALSE AND m.is_deleted = FALSE;
What is the total stock quantity for product 'Asus ZenBook'?	SELECT SUM(s.stock_quantity) FROM stock s JOIN products p ON s.product_id = p.product_id WHERE p.name = 'Asus ZenBook' AND p.is_deleted = FALSE AND s.is_deleted = FALSE;
What is the latest import price of product 'Sony Xperia'?	SELECT pp.price FROM product_prices pp JOIN stock s ON pp.stock_id = s.stock_id JOIN products p ON s.product_id = p.product_id WHERE p.name = 'Sony Xperia' AND pp.price_type = 'import' AND p.is_deleted = FALSE AND s.is_deleted = FALSE AND pp.is_deleted = FALSE ORDER BY pp.effective_date DESC LIMIT 1;
List all suppliers with phone number ending in '1234'.	SELECT name FROM partners WHERE partner_type = 'supplier' AND phone LIKE '%1234' AND is_deleted = FALSE;
How many stock entries have a quantity less than 10?	SELECT COUNT(*) FROM stock WHERE stock_quantity < 10 AND is_deleted = FALSE;
How many customers were added in Q4 2023?	SELECT COUNT(*) FROM partners WHERE partner_type = 'customer' AND YEAR(created_at) = 2023 AND MONTH(created_at) BETWEEN 10 AND 12 AND is_deleted = FALSE;
What is the latest export price of product 'Acer Predator'?	SELECT pp.price FROM product_prices pp JOIN stock s ON pp.stock_id = s.stock_id JOIN products p ON s.product_id = p.product_id WHERE p.name = 'Acer Predator' AND pp.price_type = 'export' AND p.is_deleted = FALSE AND s.is_deleted = FALSE AND pp.is_deleted = FALSE ORDER BY pp.effective_date DESC LIMIT 1;
List all products from category 'Tablet' with stock quantity over 100.	SELECT p.name FROM products p JOIN stock s ON p.product_id = s.product_id JOIN categories c ON s.category_id = c.category_id WHERE c.name = 'Tablet' AND s.stock_quantity > 100 AND p.is_deleted = FALSE AND s.is_deleted = FALSE AND c.is_deleted = FALSE;
How many price records are there for product 'Iphone 15 Pro'?	SELECT COUNT(*) FROM product_prices pp JOIN stock s ON pp.stock_id = s.stock_id JOIN products p ON s.product_id = p.product_id WHERE p.name = 'Iphone 15 Pro' AND p.is_deleted = FALSE AND s.is_deleted = FALSE AND pp.is_deleted = FALSE;

What are all the category names?

SELECT name FROM categories WHERE is_deleted = FALSE;

How many categories are there?

SELECT COUNT(*) FROM categories WHERE is_deleted = FALSE;

Is there a category named 'Laptop'?

SELECT COUNT(*) FROM categories WHERE name = 'Laptop' AND is_deleted = FALSE;

What categories were created after 2023-01-01?

SELECT name FROM categories WHERE created_at > '2023-01-01' AND is_deleted = FALSE;

How many categories were added in 2023?

SELECT COUNT(*) FROM categories WHERE YEAR(created_at) = 2023 AND is_deleted = FALSE;

List all manufacturer names.

SELECT name FROM manufacturers WHERE is_deleted = FALSE;

How many manufacturers are there?

SELECT COUNT(*) FROM manufacturers WHERE is_deleted = FALSE;

Does manufacturer 'Apple' exist?

SELECT COUNT(*) FROM manufacturers WHERE name = 'Apple' AND is_deleted = FALSE;

Which manufacturers were added before 2022-06-01?

SELECT name FROM manufacturers WHERE created_at < '2022-06-01' AND is_deleted = FALSE;

How many manufacturers were created in June 2023?

SELECT COUNT(*) FROM manufacturers WHERE YEAR(created_at) = 2023 AND MONTH(created_at) = 6 AND is_deleted = FALSE;

What are the names of all products?

SELECT name FROM products WHERE is_deleted = FALSE;

How many products are there?

SELECT COUNT(*) FROM products WHERE is_deleted = FALSE;

Is there a product named 'Iphone 15'?

SELECT COUNT(*) FROM products WHERE name = 'Iphone 15' AND is_deleted = FALSE;

What products were added after 2023-03-01?

SELECT name FROM products WHERE created_at > '2023-03-01' AND is_deleted = FALSE;

How many products were created in 2022?

SELECT COUNT(*) FROM products WHERE YEAR(created_at) = 2022 AND is_deleted = FALSE;

What is the total stock quantity of all products?

SELECT SUM(stock_quantity) FROM stock WHERE is_deleted = FALSE;

What is the stock quantity of product 'Iphone 15'?

SELECT SUM(s.stock_quantity) FROM stock s JOIN products p ON s.product_id = p.product_id WHERE p.name = 'Iphone 15' AND p.is_deleted = FALSE AND s.is_deleted = FALSE;

Which products have a total stock quantity greater than 100?

SELECT p.name FROM products p JOIN stock s ON p.product_id = s.product_id WHERE p.is_deleted = FALSE AND s.is_deleted = FALSE GROUP BY p.product_id HAVING SUM(s.stock_quantity) > 100;

What is the average stock quantity per product?

SELECT AVG(total_stock) FROM (SELECT SUM(stock_quantity) as total_stock FROM stock WHERE is_deleted = FALSE GROUP BY product_id) as sub;

How many stock entries are there for manufacturer 'Apple'?

SELECT COUNT(*) FROM stock s JOIN manufacturers m ON s.manufacturer_id = m.manufacturer_id WHERE m.name = 'Apple' AND s.is_deleted = FALSE AND m.is_deleted = FALSE;

What is the latest import price of product 'Iphone 15'?

SELECT pp.price FROM product_prices pp JOIN stock s ON pp.stock_id = s.stock_id JOIN products p ON s.product_id = p.product_id WHERE p.name = 'Iphone 15' AND pp.price_type = 'import' AND p.is_deleted = FALSE AND s.is_deleted = FALSE AND pp.is_deleted = FALSE ORDER BY pp.effective_date DESC LIMIT 1;

What is the latest export price of product 'Iphone 16'?

SELECT pp.price FROM product_prices pp JOIN stock s ON pp.stock_id = s.stock_id JOIN products p ON s.product_id = p.product_id WHERE p.name = 'Iphone 16' AND pp.price_type = 'export' AND p.is_deleted = FALSE AND s.is_deleted = FALSE AND pp.is_deleted = FALSE ORDER BY pp.effective_date DESC LIMIT 1;

What is the average latest import price for products from manufacturer 'Samsung'?

SELECT AVG(pp.price) FROM (SELECT s.stock_id, MAX(pp.effective_date) as max_date FROM stock s JOIN product_prices pp ON s.stock_id = pp.stock_id JOIN manufacturers m ON s.manufacturer_id = m.manufacturer_id WHERE pp.price_type = 'import' AND m.name = 'Samsung' AND s.is_deleted = FALSE AND pp.is_deleted = FALSE AND m.is_deleted = FALSE GROUP BY s.stock_id) AS sub JOIN product_prices pp ON sub.stock_id = pp.stock_id AND sub.max_date = pp.effective_date WHERE pp.price_type = 'import';

How many price records exist for product 'Iphone 14'?

SELECT COUNT(*) FROM product_prices pp JOIN stock s ON pp.stock_id = s.stock_id JOIN products p ON s.product_id = p.product_id WHERE p.name = 'Iphone 14' AND p.is_deleted = FALSE AND s.is_deleted = FALSE AND pp.is_deleted = FALSE;

List all suppliers.

SELECT name FROM partners WHERE partner_type = 'supplier' AND is_deleted = FALSE;

List all customers.

SELECT name FROM partners WHERE partner_type = 'customer' AND is_deleted = FALSE;

How many suppliers are there?

SELECT COUNT(*) FROM partners WHERE partner_type = 'supplier' AND is_deleted = FALSE;

Is there a supplier named 'ABC Corp'?

SELECT COUNT(*) FROM partners WHERE name = 'ABC Corp' AND partner_type = 'supplier' AND is_deleted = FALSE;

What is the phone number of customer 'XYZ Ltd'?

SELECT phone FROM partners WHERE name = 'XYZ Ltd' AND partner_type = 'customer' AND is_deleted = FALSE;

List all employee names.

SELECT name FROM employees WHERE is_deleted = FALSE;

How many employees are there?

SELECT COUNT(*) FROM employees WHERE is_deleted = FALSE;

What is the email of employee 'John Doe'?

SELECT email FROM employees WHERE name = 'John Doe' AND is_deleted = FALSE;

Which employees were added after 2023-02-01?

SELECT name FROM employees WHERE created_at > '2023-02-01' AND is_deleted = FALSE;

How many employees were created in 2021?

SELECT COUNT(*) FROM employees WHERE YEAR(created_at) = 2021 AND is_deleted = FALSE;

What is the total stock quantity per category?

SELECT c.name, SUM(s.stock_quantity) FROM categories c JOIN stock s ON c.category_id = s.category_id WHERE c.is_deleted = FALSE AND s.is_deleted = FALSE GROUP BY c.category_id;

What is the total stock quantity per manufacturer?

SELECT m.name, SUM(s.stock_quantity) FROM manufacturers m JOIN stock s ON m.manufacturer_id = s.manufacturer_id WHERE m.is_deleted = FALSE AND s.is_deleted = FALSE GROUP BY m.manufacturer_id;

Which product has the highest stock quantity?

SELECT p.name, SUM(s.stock_quantity) as total_stock FROM products p JOIN stock s ON p.product_id = s.product_id WHERE p.is_deleted = FALSE AND s.is_deleted = FALSE GROUP BY p.product_id ORDER BY total_stock DESC LIMIT 1;

List all products in category 'Laptop' or 'Phone'.

SELECT DISTINCT p.name FROM products p JOIN stock s ON p.product_id = s.product_id JOIN categories c ON s.category_id = c.category_id WHERE c.name IN ('Laptop', 'Phone') AND p.is_deleted = FALSE AND s.is_deleted = FALSE AND c.is_deleted = FALSE;

What is the total stock quantity of product 'Samsung Galaxy S23'?

SELECT SUM(s.stock_quantity) FROM stock s JOIN products p ON s.product_id = p.product_id WHERE p.name = 'Samsung Galaxy S23' AND p.is_deleted = FALSE AND s.is_deleted = FALSE;

How many stock entries exist for category 'Phone'?

SELECT COUNT(*) FROM stock s JOIN categories c ON s.category_id = c.category_id WHERE c.name = 'Phone' AND s.is_deleted = FALSE AND c.is_deleted = FALSE;

What is the latest import price of product 'MacBook Pro'?

SELECT pp.price FROM product_prices pp JOIN stock s ON pp.stock_id = s.stock_id JOIN products p ON s.product_id = p.product_id WHERE p.name = 'MacBook Pro' AND pp.price_type = 'import' AND p.is_deleted = FALSE AND s.is_deleted = FALSE AND pp.is_deleted = FALSE ORDER BY pp.effective_date DESC LIMIT 1;

Which manufacturer has the most stock entries?

SELECT m.name, COUNT(*) as stock_count FROM manufacturers m JOIN stock s ON m.manufacturer_id = s.manufacturer_id WHERE m.is_deleted = FALSE AND s.is_deleted = FALSE GROUP BY m.manufacturer_id ORDER BY stock_count DESC LIMIT 1;

List all products with stock quantity less than 50.

SELECT p.name FROM products p JOIN stock s ON p.product_id = s.product_id WHERE p.is_deleted = FALSE AND s.is_deleted = FALSE GROUP BY p.product_id HAVING SUM(s.stock_quantity) < 50;

How many customers were added in 2022?

SELECT COUNT(*) FROM partners WHERE partner_type = 'customer' AND YEAR(created_at) = 2022 AND is_deleted = FALSE;

What is the email of supplier 'GlobalParts'?

SELECT email FROM partners WHERE name = 'GlobalParts' AND partner_type = 'supplier' AND is_deleted = FALSE;

What is the total stock quantity for manufacturer 'Dell'?

SELECT SUM(s.stock_quantity) FROM stock s JOIN manufacturers m ON s.manufacturer_id = m.manufacturer_id WHERE m.name = 'Dell' AND s.is_deleted = FALSE AND m.is_deleted = FALSE;

What is the latest export price of product 'Samsung Galaxy S23'?

SELECT pp.price FROM product_prices pp JOIN stock s ON pp.stock_id = s.stock_id JOIN products p ON s.product_id = p.product_id WHERE p.name = 'Samsung Galaxy S23' AND pp.price_type = 'export' AND p.is_deleted = FALSE AND s.is_deleted = FALSE AND pp.is_deleted = FALSE ORDER BY pp.effective_date DESC LIMIT 1;

List all products from manufacturer 'HP' in category 'Laptop'.

SELECT p.name FROM products p JOIN stock s ON p.product_id = s.product_id JOIN manufacturers m ON s.manufacturer_id = m.manufacturer_id JOIN categories c ON s.category_id = c.category_id WHERE m.name = 'HP' AND c.name = 'Laptop' AND p.is_deleted = FALSE AND s.is_deleted = FALSE AND m.is_deleted = FALSE AND c.is_deleted = FALSE;

Which category has the highest total stock quantity?

SELECT c.name, SUM(s.stock_quantity) as total_stock FROM categories c JOIN stock s ON c.category_id = s.category_id WHERE c.is_deleted = FALSE AND s.is_deleted = FALSE GROUP BY c.category_id ORDER BY total_stock DESC LIMIT 1;

How many price records are there for products in category 'Phone'?

SELECT COUNT(*) FROM product_prices pp JOIN stock s ON pp.stock_id = s.stock_id JOIN categories c ON s.category_id = c.category_id WHERE c.name = 'Phone' AND s.is_deleted = FALSE AND pp.is_deleted = FALSE AND c.is_deleted = FALSE;

List all suppliers added after 2023-06-01.

SELECT name FROM partners WHERE partner_type = 'supplier' AND created_at > '2023-06-01' AND is_deleted = FALSE;

What is the total stock quantity of products in category 'Tablet'?

SELECT SUM(s.stock_quantity) FROM stock s JOIN categories c ON s.category_id = c.category_id WHERE c.name = 'Tablet' AND s.is_deleted = FALSE AND c.is_deleted = FALSE;

What is the latest import price for product 'Dell XPS 13'?

SELECT pp.price FROM product_prices pp JOIN stock s ON pp.stock_id = s.stock_id JOIN products p ON s.product_id = p.product_id WHERE p.name = 'Dell XPS 13' AND pp.price_type = 'import' AND p.is_deleted = FALSE AND s.is_deleted = FALSE AND pp.is_deleted = FALSE ORDER BY pp.effective_date DESC LIMIT 1;

How many stock entries are there for product 'Iphone 13'?

SELECT COUNT(*) FROM stock s JOIN products p ON s.product_id = p.product_id WHERE p.name = 'Iphone 13' AND s.is_deleted = FALSE AND p.is_deleted = FALSE;

List all customers with phone number starting with '09'.

SELECT name FROM partners WHERE partner_type = 'customer' AND phone LIKE '09%' AND is_deleted = FALSE;

Which manufacturer supplies the most products?

SELECT m.name, COUNT(DISTINCT s.product_id) as product_count FROM manufacturers m JOIN stock s ON m.manufacturer_id = s.manufacturer_id WHERE m.is_deleted = FALSE AND s.is_deleted = FALSE GROUP BY m.manufacturer_id ORDER BY product_count DESC LIMIT 1;

What is the total stock quantity for products from manufacturer 'Lenovo'?

SELECT SUM(s.stock_quantity) FROM stock s JOIN manufacturers m ON s.manufacturer_id = m.manufacturer_id WHERE m.name = 'Lenovo' AND s.is_deleted = FALSE AND m.is_deleted = FALSE;

List all products with no stock.

SELECT p.name FROM products p LEFT JOIN stock s ON p.product_id = s.product_id WHERE s.stock_id IS NULL AND p.is_deleted = FALSE;

What is the latest export price of product 'Iphone 13'?

SELECT pp.price FROM product_prices pp JOIN stock s ON pp.stock_id = s.stock_id JOIN products p ON s.product_id = p.product_id WHERE p.name = 'Iphone 13' AND pp.price_type = 'export' AND p.is_deleted = FALSE AND s.is_deleted = FALSE AND pp.is_deleted = FALSE ORDER BY pp.effective_date DESC LIMIT 1;

How many products are in category 'Phone'?

SELECT COUNT(DISTINCT p.product_id) FROM products p JOIN stock s ON p.product_id = s.product_id JOIN categories c ON s.category_id = c.category_id WHERE c.name = 'Phone' AND p.is_deleted = FALSE AND s.is_deleted = FALSE AND c.is_deleted = FALSE;

What is the average stock quantity for products from manufacturer 'Apple'?

SELECT AVG(s.stock_quantity) FROM stock s JOIN manufacturers m ON s.manufacturer_id = m.manufacturer_id WHERE m.name = 'Apple' AND s.is_deleted = FALSE AND m.is_deleted = FALSE;

How many suppliers have an email address?

SELECT COUNT(*) FROM partners WHERE partner_type = 'supplier' AND email IS NOT NULL AND is_deleted = FALSE;

List all products added in 2023.

SELECT name FROM products WHERE YEAR(created_at) = 2023 AND is_deleted = FALSE;

How many stock entries have a quantity greater than 200?

SELECT COUNT(*) FROM stock WHERE stock_quantity > 200 AND is_deleted = FALSE;

What is the latest import price of product 'HP Spectre'?

SELECT pp.price FROM product_prices pp JOIN stock s ON pp.stock_id = s.stock_id JOIN products p ON s.product_id = p.product_id WHERE p.name = 'HP Spectre' AND pp.price_type = 'import' AND p.is_deleted = FALSE AND s.is_deleted = FALSE AND pp.is_deleted = FALSE ORDER BY pp.effective_date DESC LIMIT 1;

List all categories with more than 5 products.

SELECT c.name FROM categories c JOIN stock s ON c.category_id = s.category_id JOIN products p ON s.product_id = p.product_id WHERE c.is_deleted = FALSE AND s.is_deleted = FALSE AND p.is_deleted = FALSE GROUP BY c.category_id HAVING COUNT(DISTINCT p.product_id) > 5;

What is the total stock quantity of product 'Lenovo ThinkPad'?

SELECT SUM(s.stock_quantity) FROM stock s JOIN products p ON s.product_id = p.product_id WHERE p.name = 'Lenovo ThinkPad' AND p.is_deleted = FALSE AND s.is_deleted = FALSE;

List all suppliers with address containing 'Hanoi'.

SELECT name FROM partners WHERE partner_type = 'supplier' AND address LIKE '%Hanoi%' AND is_deleted = FALSE;

How many employees have a phone number?

SELECT COUNT(*) FROM employees WHERE phone IS NOT NULL AND is_deleted = FALSE;

What is the latest export price of product 'MacBook Pro'?

SELECT pp.price FROM product_prices pp JOIN stock s ON pp.stock_id = s.stock_id JOIN products p ON s.product_id = p.product_id WHERE p.name = 'MacBook Pro' AND pp.price_type = 'export' AND p.is_deleted = FALSE AND s.is_deleted = FALSE AND pp.is_deleted = FALSE ORDER BY pp.effective_date DESC LIMIT 1;

How many products have a stock quantity between 50 and 100?

SELECT COUNT(DISTINCT p.product_id) FROM products p JOIN stock s ON p.product_id = s.product_id WHERE s.stock_quantity BETWEEN 50 AND 100 AND p.is_deleted = FALSE AND s.is_deleted = FALSE;

List all manufacturers added in 2022.

SELECT name FROM manufacturers WHERE YEAR(created_at) = 2022 AND is_deleted = FALSE;

How many price records are there for product 'Samsung Galaxy S22'?

SELECT COUNT(*) FROM product_prices pp JOIN stock s ON pp.stock_id = s.stock_id JOIN products p ON s.product_id = p.product_id WHERE p.name = 'Samsung Galaxy S22' AND p.is_deleted = FALSE AND s.is_deleted = FALSE AND pp.is_deleted = FALSE;

List all customers added in July 2023.

SELECT name FROM partners WHERE partner_type = 'customer' AND YEAR(created_at) = 2023 AND MONTH(created_at) = 7 AND is_deleted = FALSE;

What is the total stock quantity for category 'Phone' from manufacturer 'Samsung'?

SELECT SUM(s.stock_quantity) FROM stock s JOIN categories c ON s.category_id = c.category_id JOIN manufacturers m ON s.manufacturer_id = m.manufacturer_id WHERE c.name = 'Phone' AND m.name = 'Samsung' AND s.is_deleted = FALSE AND c.is_deleted = FALSE AND m.is_deleted = FALSE;

What is the latest import price of product 'Iphone 14 Pro'?

SELECT pp.price FROM product_prices pp JOIN stock s ON pp.stock_id = s.stock_id JOIN products p ON s.product_id = p.product_id WHERE p.name = 'Iphone 14 Pro' AND pp.price_type = 'import' AND p.is_deleted = FALSE AND s.is_deleted = FALSE AND pp.is_deleted = FALSE ORDER BY pp.effective_date DESC LIMIT 1;

List all products from manufacturer 'Asus' with stock quantity over 150.

SELECT p.name FROM products p JOIN stock s ON p.product_id = s.product_id JOIN manufacturers m ON s.manufacturer_id = m.manufacturer_id WHERE m.name = 'Asus' AND s.stock_quantity > 150 AND p.is_deleted = FALSE AND s.is_deleted = FALSE AND m.is_deleted = FALSE;

How many stock entries are there for category 'Laptop'?

SELECT COUNT(*) FROM stock s JOIN categories c ON s.category_id = c.category_id WHERE c.name = 'Laptop' AND s.is_deleted = FALSE AND c.is_deleted = FALSE;

How many manufacturers have more than 10 stock entries?

SELECT COUNT(*) FROM (SELECT m.manufacturer_id FROM manufacturers m JOIN stock s ON m.manufacturer_id = s.manufacturer_id WHERE m.is_deleted = FALSE AND s.is_deleted = FALSE GROUP BY m.manufacturer_id HAVING COUNT(*) > 10) as sub;

What is the latest export price of product 'Lenovo Yoga'?

SELECT pp.price FROM product_prices pp JOIN stock s ON pp.stock_id = s.stock_id JOIN products p ON s.product_id = p.product_id WHERE p.name = 'Lenovo Yoga' AND pp.price_type = 'export' AND p.is_deleted = FALSE AND s.is_deleted = FALSE AND pp.is_deleted = FALSE ORDER BY pp.effective_date DESC LIMIT 1;

List all employees added in 2023.

SELECT name FROM employees WHERE YEAR(created_at) = 2023 AND is_deleted = FALSE;

What is the total stock quantity of products from manufacturer 'Acer' in category 'Laptop'?

SELECT SUM(s.stock_quantity) FROM stock s JOIN manufacturers m ON s.manufacturer_id = m.manufacturer_id JOIN categories c ON s.category_id = c.category_id WHERE m.name = 'Acer' AND c.name = 'Laptop' AND s.is_deleted = FALSE AND m.is_deleted = FALSE AND c.is_deleted = FALSE;

List all products with price records after 2024-01-01.

SELECT DISTINCT p.name FROM products p JOIN stock s ON p.product_id = s.product_id JOIN product_prices pp ON s.stock_id = pp.stock_id WHERE pp.effective_date > '2024-01-01' AND p.is_deleted = FALSE AND s.is_deleted = FALSE AND pp.is_deleted = FALSE;

What is the latest import price of product 'Asus ROG'?

SELECT pp.price FROM product_prices pp JOIN stock s ON pp.stock_id = s.stock_id JOIN products p ON s.product_id = p.product_id WHERE p.name = 'Asus ROG' AND pp.price_type = 'import' AND p.is_deleted = FALSE AND s.is_deleted = FALSE AND pp.is_deleted = FALSE ORDER BY pp.effective_date DESC LIMIT 1;

What is the total stock quantity for product 'Iphone 11'?

SELECT SUM(s.stock_quantity) FROM stock s JOIN products p ON s.product_id = p.product_id WHERE p.name = 'Iphone 11' AND p.is_deleted = FALSE AND s.is_deleted = FALSE;

How many stock entries are there for manufacturer 'Sony'?

SELECT COUNT(*) FROM stock s JOIN manufacturers m ON s.manufacturer_id = m.manufacturer_id WHERE m.name = 'Sony' AND s.is_deleted = FALSE AND m.is_deleted = FALSE;

List all suppliers with no email address.

SELECT name FROM partners WHERE partner_type = 'supplier' AND email IS NULL AND is_deleted = FALSE;

What is the latest export price of product 'HP Pavilion'?

SELECT pp.price FROM product_prices pp JOIN stock s ON pp.stock_id = s.stock_id JOIN products p ON s.product_id = p.product_id WHERE p.name = 'HP Pavilion' AND pp.price_type = 'export' AND p.is_deleted = FALSE AND s.is_deleted = FALSE AND pp.is_deleted = FALSE ORDER BY pp.effective_date DESC LIMIT 1;

List all employees with email ending in '@company.com'.

SELECT name FROM employees WHERE email LIKE '%@company.com' AND is_deleted = FALSE;

How many products have more than one manufacturer?

SELECT COUNT(*) FROM (SELECT p.product_id FROM products p JOIN stock s ON p.product_id = s.product_id WHERE p.is_deleted = FALSE AND s.is_deleted = FALSE GROUP BY p.product_id HAVING COUNT(DISTINCT s.manufacturer_id) > 1) as sub;

List all categories added in 2024.

SELECT name FROM categories WHERE YEAR(created_at) = 2024 AND is_deleted = FALSE;

How many price records exist for products from manufacturer 'Dell'?

SELECT COUNT(*) FROM product_prices pp JOIN stock s ON pp.stock_id = s.stock_id JOIN manufacturers m ON s.manufacturer_id = m.manufacturer_id WHERE m.name = 'Dell' AND s.is_deleted = FALSE AND pp.is_deleted = FALSE AND m.is_deleted = FALSE;

What is the total stock quantity for product 'Asus ZenBook'?

SELECT SUM(s.stock_quantity) FROM stock s JOIN products p ON s.product_id = p.product_id WHERE p.name = 'Asus ZenBook' AND p.is_deleted = FALSE AND s.is_deleted = FALSE;

What is the latest import price of product 'Sony Xperia'?

SELECT pp.price FROM product_prices pp JOIN stock s ON pp.stock_id = s.stock_id JOIN products p ON s.product_id = p.product_id WHERE p.name = 'Sony Xperia' AND pp.price_type = 'import' AND p.is_deleted = FALSE AND s.is_deleted = FALSE AND pp.is_deleted = FALSE ORDER BY pp.effective_date DESC LIMIT 1;

List all suppliers with phone number ending in '1234'.

SELECT name FROM partners WHERE partner_type = 'supplier' AND phone LIKE '%1234' AND is_deleted = FALSE;

How many stock entries have a quantity less than 10?

SELECT COUNT(*) FROM stock WHERE stock_quantity < 10 AND is_deleted = FALSE;

How many customers were added in Q4 2023?

SELECT COUNT(*) FROM partners WHERE partner_type = 'customer' AND YEAR(created_at) = 2023 AND MONTH(created_at) BETWEEN 10 AND 12 AND is_deleted = FALSE;

What is the latest export price of product 'Acer Predator'?

SELECT pp.price FROM product_prices pp JOIN stock s ON pp.stock_id = s.stock_id JOIN products p ON s.product_id = p.product_id WHERE p.name = 'Acer Predator' AND pp.price_type = 'export' AND p.is_deleted = FALSE AND s.is_deleted = FALSE AND pp.is_deleted = FALSE ORDER BY pp.effective_date DESC LIMIT 1;

List all products from category 'Tablet' with stock quantity over 100.

SELECT p.name FROM products p JOIN stock s ON p.product_id = s.product_id JOIN categories c ON s.category_id = c.category_id WHERE c.name = 'Tablet' AND s.stock_quantity > 100 AND p.is_deleted = FALSE AND s.is_deleted = FALSE AND c.is_deleted = FALSE;

How many price records are there for product 'Iphone 15 Pro'?

SELECT COUNT(*) FROM product_prices pp JOIN stock s ON pp.stock_id = s.stock_id JOIN products p ON s.product_id = p.product_id WHERE p.name = 'Iphone 15 Pro' AND p.is_deleted = FALSE AND s.is_deleted = FALSE AND pp.is_deleted = FALSE;