INSERT INTO project_client_linkman (project_id ,linkman_id, client_id, is_entrust) VALUES ( #{projectId}, #{linkman.id}, #{linkman.clientId.id}, #{isEntrust}) DELETE FROM project_client_linkman WHERE project_id = #{projectId} AND is_entrust = #{isEntrust} select * from project_client_linkman where name = #{name} and office = #{office}