DROP TABLE IF EXISTS order_items;
DROP TABLE IF EXISTS orders;
DROP TABLE IF EXISTS users;
CREATE TABLE users (
  id INTEGER PRIMARY KEY AUTOINCREMENT,
  name TEXT NOT NULL,
  email TEXT,
  status INTEGER NOT NULL DEFAULT 1,
  created_at TEXT DEFAULT CURRENT_TIMESTAMP
);
CREATE TABLE orders (
  id INTEGER PRIMARY KEY AUTOINCREMENT,
  user_id INTEGER NOT NULL,
  amount REAL NOT NULL DEFAULT 0,
  status TEXT NOT NULL DEFAULT 'pending',
  created_at TEXT DEFAULT CURRENT_TIMESTAMP
);
CREATE TABLE order_items (
  id INTEGER PRIMARY KEY AUTOINCREMENT,
  order_id INTEGER NOT NULL,
  sku TEXT NOT NULL,
  qty INTEGER NOT NULL DEFAULT 1,
  price REAL NOT NULL DEFAULT 0
);
INSERT INTO users (name, email, status) VALUES
  ('alice','alice@demo.local',1),('bob','bob@demo.local',1),('carol','carol@demo.local',1),
  ('dave','dave@demo.local',0),('erin','erin@demo.local',1);
INSERT INTO orders (user_id, amount, status) VALUES
  (1,99.50,'paid'),(1,12.00,'pending'),(2,250.00,'paid'),(3,8.80,'cancelled'),(5,41.20,'paid');
INSERT INTO order_items (order_id, sku, qty, price) VALUES
  (1,'SKU-A',1,99.50),(2,'SKU-B',2,6.00),(3,'SKU-C',5,50.00),(4,'SKU-D',1,8.80),(5,'SKU-E',2,20.60);