select id, name, channel, info, type, discount, vouchers, status, begin_time, end_time,code,create_time from tb_activity
insert into tb_activity
name,channel,info,type,discount,vouchers,status,create_time,begin_time,end_time,code,#{name},#{channel},#{info},#{type},#{discount},#{vouchers},#{status},#{createTime},#{beginTime},#{endTime},#{code},
update tb_activity
name = #{name},channel = #{channel},info = #{info},type = #{type},discount = #{discount},vouchers = #{vouchers},status = #{status},create_time = #{createTime},begin_time = #{beginTime},end_time = #{endTime},
where id = #{id}
delete from tb_activity where id = #{id}
delete from tb_activity where id in
#{id}