member_percent
id,
user_level,type,percent,create_time,update_time
#{userLevel},#{type},#{percent},now(),now()
user_level = #{userLevel},
type = #{type},
percent =#{percent},
update_time =now()
id = #{id}
and user_level = #{userLevel}
and type = #{type}
and percent =#{percent}
and create_time >= #{createTime}
and #{updateTime} >= update_time
insert into
()
value(
)
UPDATE
id = #{id}
delete from
where id = #{id}