select Id, mid, des_mat, grp, unt, uprc, btpe, mtpe, stpe from mtd
insert into mtd
mid,des_mat,grp,unt,uprc,btpe,mtpe,stpe,#{mid},#{desMat},#{grp},#{unt},#{uprc},#{btpe},#{mtpe},#{stpe},
update mtd
mid = #{mid},des_mat = #{desMat},grp = #{grp},unt = #{unt},uprc = #{uprc},btpe = #{btpe},mtpe = #{mtpe},stpe = #{stpe},
where Id = #{Id}
delete from mtd where Id = #{Id}
delete from mtd where Id in
#{Id}