Code
sql
-- Basic SELECT with filtering and sorting
SELECT id, name, email, created_at
FROM users
WHERE status = 'active'
AND age >= 18
ORDER BY created_at DESC
LIMIT 10 OFFSET 20;
-- Select distinct values
SELECT DISTINCT country
FROM users
ORDER BY country;
-- Column aliases and expressions
SELECT
name,
price * 1.2 AS price_with_tax,
UPPER(name) AS name_upper
FROM products;