CREATE TABLE IF NOT EXISTS project( id BIGINT UNSIGNED NOT NULL AUTO_INCREMENT, name VARCHAR(127) NOT NULL, description TEXT, create_time BIGINT UNSIGNED NOT NULL, PRIMARY KEY (id)) ENGINE=Innodb DEFAULT CHARSET=utf8; ALTER TABLE project ADD INDEX (name); CREATE TABLE IF NOT EXISTS service( id BIGINT UNSIGNED NOT NULL AUTO_INCREMENT, project_id BIGINT UNSIGNED NOT NULL, name VARCHAR(127) NOT NULL, description TEXT, create_time BIGINT UNSIGNED NOT NULL, PRIMARY KEY (id)) ENGINE=Innodb DEFAULT CHARSET=utf8; ALTER TABLE service ADD INDEX (project_id); ALTER TABLE service ADD INDEX (name); INSERT INTO project (name, description, create_time) VALUES ('我的项目', '由 JimV 创建的默认项目。', UNIX_TIMESTAMP(NOW()) * 1000000); INSERT INTO service (project_id, name, description, create_time) VALUES (1, '服务组', '由 JimV 创建的默认服务组。', UNIX_TIMESTAMP(NOW()) * 1000000); ALTER TABLE guest ADD COLUMN service_id BIGINT UNSIGNED NOT NULL DEFAULT 1; ALTER TABLE guest ADD INDEX (service_id);