id, personId, mergeFrom,createBy,createTime,updateBy,updateTime, delFlag update merge_from set delFlag='1' where id = #{id,jdbcType=INTEGER} select * from merge_from personId = #{id,jdbcType=VARCHAR} and delFlag = '0' limit 1 insert into merge_from id, personId, mergeFrom, createBy, createTime, updateBy, updateTime, delFlag, #{id,jdbcType=INTEGER}, #{personId,jdbcType=VARCHAR}, #{mergeFrom,jdbcType=VARCHAR}, #{createBy,jdbcType=VARCHAR}, #{createTime,jdbcType=TIMESTAMP}, #{updateBy,jdbcType=VARCHAR}, #{updateTime,jdbcType=TIMESTAMP}, #{delFlag,jdbcType=VARCHAR},