pgweb/data/roach.sql

DROP DATABASE IF EXISTS "roach";
CREATE DATABASE "roach";
USE "roach";

CREATE TABLE product_information (
  product_id           INT PRIMARY KEY NOT NULL,
  product_name         STRING(50) UNIQUE NOT NULL,
  product_description  STRING(2000),
  category_id          STRING(1) NOT NULL CHECK (category_id IN ('A','B','C')),
  weight_class         INT,
  warranty_period      INT CONSTRAINT valid_warranty CHECK (warranty_period BETWEEN 0 AND 24),
  supplier_id          INT,
  product_status       STRING(20),
  list_price           DECIMAL(8,2),
  min_price            DECIMAL(8,2),
  catalog_url          STRING(50) UNIQUE,
  date_added           DATE DEFAULT CURRENT_DATE(),
  misc                 JSONB,     
  CONSTRAINT price_check CHECK (list_price >= min_price),
  INDEX date_added_idx (date_added),
  INDEX supp_id_prod_status_idx (supplier_id, product_status),
  INVERTED INDEX details (misc)
);

INSERT INTO product_information VALUES
  (1, 'Product A', 'Text', 'A', NULL, 1),
  (2, 'Product B', 'Text', 'B', NULL, 2),
  (3, 'Product C', 'Text', 'C', NULL, 3);

CREATE TABLE customers (
  id INT PRIMARY KEY,
  name STRING
);

CREATE TABLE orders (
  id INT PRIMARY KEY,
  customer_id INT REFERENCES customers(id) ON DELETE CASCADE
);

INSERT INTO customers VALUES (1, 'Lauren');
INSERT INTO orders VALUES (1,1);
DELETE FROM customers WHERE id = 1;
SELECT * FROM orders;