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