select id, major_code, major_name, major_category_code, type, level from sy_major_major
insert into sy_major_major
major_code,major_name,major_category_code,type,level,#{majorCode},#{majorName},#{majorCategoryCode},#{type},#{level},
update sy_major_major
major_code = #{majorCode},major_name = #{majorName},major_category_code = #{majorCategoryCode},type = #{type},level = #{level},
where id = #{id}
delete from sy_major_major where id = #{id}
delete from sy_major_major where id in
#{id}