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bookstore-project.sql
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bookstore-project.sql
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CREATE TABLE "user_info" (
"user_id" bigserial PRIMARY KEY,
"name" varchar NOT NULL,
"address" varchar NOT NULL,
"balance" float NOT NULL
);
CREATE TABLE "book" (
"book_id" bigserial PRIMARY KEY,
"book_name" varchar NOT NULL,
"stock" int NOT NULL,
"price" float NOT NULL
);
CREATE TABLE "book_order" (
"order_id" bigserial PRIMARY KEY,
"user_name" varchar NOT NULL,
"book_name" varchar NOT NULL,
"amount" int NOT NULL,
"address" varchar NOT NULL,
"total_price" float NOT NULL,
"created_at" timestamptz NOT NULL DEFAULT (now())
);
CREATE TABLE "account" (
"account_id" bigserial PRIMARY KEY,
"username" varchar NOT NULL,
"password" varchar NOT NULL,
"email" varchar NOT NULL,
"created_at" timestamptz NOT NULL DEFAULT (now())
);
CREATE INDEX ON "user_info" ("user_id");
CREATE INDEX ON "book" ("book_id");
CREATE INDEX ON "book_order" ("order_id");
CREATE INDEX ON "account" ("account_id");
COMMENT ON COLUMN "book"."price" IS 'must be positive';
COMMENT ON COLUMN "book_order"."amount" IS 'must be positive';
COMMENT ON COLUMN "book_order"."total_price" IS 'must be positive';