Add: DB 설계 및 구현

sql/DDL.sql

@@ -0,0 +1,29 @@
+CREATE DATABASE `hangyub_url_shortener`;
+
+USE hangyub_url_shortener;
+
+DROP TABLE IF EXISTS url_map;
+DROP TABLE IF EXISTS users;
+
+CREATE TABLE `users`(
+    `user_id` INT NOT NULL AUTO_INCREMENT,
+    `user_email` VARCHAR(100) NOT NULL,
+    `user_password` VARCHAR(30) NOT NULL,
+    `user_nickname` VARCHAR(20) NOT NULL,
+    `user_created_at` DATETIME NOT NULL,
+    PRIMARY KEY(user_id)
+);
+
+CREATE TABLE `url_map`(
+    `url_map_id` INT NOT NULL AUTO_INCREMENT,
+    `url_map_original` VARCHAR(255) NOT NULL,
+    `url_map_short` VARCHAR(7) NOT NULL,
+    `url_map_is_active` TINYINT(1) NOT NULL,
+    `user_id` INT NULL,
+    `url_map_click` INT NOT NULL DEFAULT 0,
+    `url_map_created_at` DATETIME NOT NULL,
+    `url_map_edited_at` DATETIME NOT NULL,
+    `url_map_expired_at` DATETIME NULL,
+    PRIMARY KEY(url_map_id),
+    FOREIGN KEY(user_id) REFERENCES users(user_id)
+);