select id, name, leader, start_date, end_date, description, status from mes_project insert into mes_project name, leader, start_date, end_date, description, status, #{name}, #{leader}, #{startDate}, #{endDate}, #{description}, #{status}, update mes_project name = #{name}, leader = #{leader}, start_date = #{startDate}, end_date = #{endDate}, description = #{description}, status = #{status}, where id = #{id} delete from mes_project where id = #{id} delete from mes_project where id in #{id}