select count(*) from lf.sys_meta_file name like #{name} select * from lf.sys_meta_file name like #{name} order by id limit #{limit} offset #{offset} select * from lf.sys_meta_file order by id; select * from lf.sys_meta_file where id = #{id} select * from lf.sys_meta_file where guid = #{guid} limit 1 insert into lf.sys_meta_file (name,metaid,fileid,guid,path,sizes,create_user,create_time) values (#{name},#{metaid},#{fileid},#{guid},#{path},#{sizes},#{createUser},#{createTime}) insert into lf.sys_meta_file (name,metaid,fileid,guid,path,sizes,create_user,create_time) values (#{item.name},#{item.metaid},#{item.fileid},#{item.guid},#{item.path},#{item.sizes},#{item.createUser},now()) delete from lf.sys_meta_file where id = #{id} delete from lf.sys_meta_file where id in #{id} update lf.sys_meta_file set name=#{name},metaid=#{metaid},fileid=#{fileid},guid=#{guid},path=#{path},sizes=#{sizes},update_user=#{updateUser},update_time=now() where id=#{id} update lf.sys_meta_file name=#{item.name},metaid=#{item.metaid},fileid=#{item.fileid},guid=#{item.guid},path=#{item.path},sizes=#{item.sizes},update_user=#{item.updateUser},update_time=now() where id = #{item.id}