select project_class_id, project_class_name, content, status, sort, create_at, update_at, del_flag from cs_project_class
insert into cs_project_class
project_class_name,
content,
status,
sort,
create_at,
update_at,
del_flag,
#{projectClassName},
#{content},
#{status},
#{sort},
#{createAt},
#{updateAt},
#{delFlag},
update cs_project_class
project_class_name = #{projectClassName},
content = #{content},
status = #{status},
sort = #{sort},
create_at = #{createAt},
update_at = #{updateAt},
del_flag = #{delFlag},
where project_class_id = #{projectClassId}
update cs_project_class set del_flag = '1' where project_class_id = #{projectClassId}
update cs_project_class set del_flag = '1' where project_class_id in
#{projectClassId}