SELECT * FROM sys_user WHERE username = #{username} AND del_flag = 0 SELECT * FROM sys_user WHERE user_id = #{id} AND del_flag = 0 INSERT INTO sys_user (username, password, nickname, avatar, email, phone, status, create_by, remark) VALUES (#{username}, #{password}, #{nickname}, #{avatar}, #{email}, #{phone}, #{status}, #{createBy}, #{remark}) UPDATE sys_user password = #{password}, nickname = #{nickname}, avatar = #{avatar}, email = #{email}, phone = #{phone}, status = #{status}, update_by = #{updateBy}, WHERE user_id = #{userId} AND del_flag = 0