insert into zw_m_chat_group(group_id,group_name,group_remark,flag,create_data_time,create_data_username) value (#{groupId},#{groupName},#{groupRemark},1,#{createDataTime},#{createDataUsername}) SELECT cg.* FROM zw_m_chat_group cg AND cg.group_name LIKE BINARY CONCAT('%',#{groupName},'%') AND cg.create_data_username = #{createDataUsername} and cg.flag=1 ORDER BY cg.create_data_time DESC SELECT cg.* FROM zw_m_chat_group cg where cg.group_name = BINARY #{groupName} and cg.flag=1 ORDER BY cg.create_data_time DESC update zw_m_chat_group set group_name = #{groupName}, group_remark = #{groupRemark},update_data_time = #{updateDataTime}, update_data_username = #{updateDataUsername} where group_id = #{groupId} and flag =1 update zw_m_chat_group set flag = 0 where group_id = #{groupId} and flag =1 select * from zw_m_chat_group where group_id = #{groupId} and flag =1