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database.sql
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database.sql
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DROP SCHEMA public CASCADE;
CREATE SCHEMA public;
DROP DATABASE IF EXISTS launchstoredb;
CREATE DATABASE launchstoredb;
CREATE TABLE "products" (
"id" SERIAL PRIMARY KEY,
"category_id" int NOT NULL,
"user_id" int,
"name" text NOT NULL,
"description" text NOT NULL,
"old_price" int,
"price" int NOT NULL,
"quantity" int DEFAULT 0,
"status" int DEFAULT 1,
"created_at" timestamp DEFAULT (now()),
"updated_at" timestamp DEFAULT (now())
);
CREATE TABLE "categories" (
"id" SERIAL PRIMARY KEY,
"name" text NOT NULL
);
INSERT INTO categories(name) VALUES ('comida');
INSERT INTO categories(name) VALUES ('eletrônicos');
INSERT INTO categories(name) VALUES ('automóveis');
CREATE TABLE "files" (
"id" SERIAL PRIMARY KEY,
"name" text,
"path" text NOT NULL,
"product_id" int
);
ALTER TABLE "products" ADD FOREIGN KEY ("category_id") REFERENCES "categories" ("id");
ALTER TABLE "files" ADD FOREIGN KEY ("product_id") REFERENCES "products" ("id");
CREATE TABLE "users" (
"id" SERIAL PRIMARY KEY,
"name" text NOT NULL,
"email" text UNIQUE NOT NULL,
"password" text NOT NULL,
"cpf_cnpj" text UNIQUE NOT NULL,
"cep" text,
"address" text,
"created_at" timestamp DEFAULT (now()),
"updated_at" timestamp DEFAULT (now())
);
-- foreign key
ALTER TABLE "products" ADD FOREIGN KEY ("user_id") REFERENCES "users" ("id");
-- create procedure
CREATE FUNCTION trigger_set_timestamp()
RETURNS TRIGGER AS $$
BEGIN
NEW.updated_at = NOW();
RETURN NEW;
END;
$$ LANGUAGE plpgsql;
-- auto updated_at products
CREATE TRIGGER set_timestamp
BEFORE UPDATE ON products
FOR EACH ROW
EXECUTE PROCEDURE trigger_set_timestamp();
-- auto updated_at users
CREATE TRIGGER set_timestamp
BEFORE UPDATE ON users
FOR EACH ROW
EXECUTE PROCEDURE trigger_set_timestamp();
-- connect pg simple table
CREATE TABLE "session" (
"sid" varchar NOT NULL COLLATE "default",
"sess" json NOT NULL,
"expire" timestamp(6) NOT NULL
)
WITH (OIDS=FALSE);
ALTER TABLE "session" ADD CONSTRAINT "session_pkey" PRIMARY KEY ("sid") NOT DEFERRABLE INITIALLY IMMEDIATE;
-- token password recovery
ALTER TABLE "users" ADD COLUMN reset_token text;
ALTER TABLE "users" ADD COLUMN reset_token_expires text;
-- cascade effect when delete user and products
ALTER TABLE "products"
DROP CONSTRAINT products_user_id_fkey,
ADD CONSTRAINT products_user_id_fkey
FOREIGN KEY ("user_id")
REFERENCES "users" ("id")
ON DELETE CASCADE;
ALTER TABLE "files"
DROP CONSTRAINT files_product_id_fkey,
ADD CONSTRAINT files_product_id_fkey
FOREIGN KEY ("product_id")
REFERENCES "products" ("id")
ON DELETE CASCADE;
-- to run seeds
DELETE FROM products;
DELETE FROM users;
DELETE FROM files;
-- restart sequence auto_increment from tables ids
ALTER SEQUENCE products_id_seq RESTART WITH 1;
ALTER SEQUENCE users_id_seq RESTART WITH 1;
ALTER SEQUENCE files_id_seq RESTART WITH 1;