[mysql] Table create

-- Table user
CREATE TABLE user (
    id int  NOT NULL AUTO_INCREMENT,
    email varchar(50) UNIQUE,
    birthday date  NOT NULL,
    gender char(1)  DEFAULT 'M',
    lat double  DEFAULT 37.564174,
    lng double  DEFAULT 126.997576,
    update_date TIMESTAMP DEFAULT CURRENT_TIMESTAMP
                        ON UPDATE CURRENT_TIMESTAMP,
    create_date TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
    CONSTRAINT User_pk PRIMARY KEY (id)
);