版本是： 1.1.10
格式化前的语句

-- ----------------------------
-- Table structure for user_roles
-- ----------------------------
CREATE TABLE if NOT EXISTS `user_roles` (
  `role_name` varchar(20) NOT NULL COMMENT '角色名',
  `username` varchar(20) NOT NULL COMMENT '账户名',
  `is_deleted` tinyint(1) DEFAULT '0' COMMENT '标记是否已删除',
  PRIMARY KEY (`role_name`, `username`),
  KEY idx_user_roles_username (`username`, `is_deleted`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci COMMENT='用户角色表';

格式化后的语句

-- ----------------------------
-- Table structure for user_roles
-- ----------------------------
-- ----------------------------
-- Table structure for user_roles
-- ----------------------------
CREATE TABLE IF NOT EXISTS `user_roles` (
	`role_name` varchar(20) NOT NULL COMMENT '角色名',
	`username` varchar(20) NOT NULL COMMENT '账户名',
	`is_deleted` tinyint(1) DEFAULT '0' COMMENT '标记是否已删除',
	PRIMARY KEY (`role_name`, `username`),
	KEY idx_user_roles_username (`username`, `is_deleted`)
) ENGINE = InnoDB CHARSET = utf8mb4 COLLATE utf8mb4_0900_ai_ci COMMENT '用户角色表';