id, group_id, unit_id, `operator`,
operate_time
insert into ir_group_unit
id,
group_id,
unit_id,
`operator`,
operate_time,
#{id,jdbcType=BIGINT},
#{groupId,jdbcType=BIGINT},
#{unitId,jdbcType=BIGINT},
#{operator,jdbcType=BIGINT},
#{operateDt,jdbcType=TIMESTAMP},
delete from ir_group_unit
where group_id = #{groupId,jdbcType=BIGINT} and unit_id = #{unitId,jdbcType=BIGINT}
delete from ir_group_unit
where unit_id = #{unitId,jdbcType=BIGINT}
delete from ir_group_unit
where group_id = #{groupId,jdbcType=BIGINT}