id, user_id, project_id delete from participation where user_id in #{userId} SELECT a.user_id AS id,b.job_number AS jobNumber, b.name FROM participation a LEFT JOIN user b ON a.user_id = b.id WHERE a.project_id = #{projectId} SELECT a.user_id AS id,b.corpwx_userid as corpwxUserId, b.name,a.project_id as projectId FROM participation a LEFT JOIN user b ON a.user_id = b.id WHERE b.company_id = #{companyId} and a.project_id in #{item} ORDER BY a.project_id,a.id