SELECT u_mattress.mattressid ,u_mattress.erp_mtrlid ,u_mattress.mattressname ,u_mattress.erp_configcodetype ,u_mattress.mattresscode ,u_mattress.mattressrelcode ,erp_mtrltypeid ,erp_mtrlcode ,erp_mtrlname ,erp_mtrlmode ,erp_mtrlunit ,erp_mtrltype ,CASE WHEN isnull(erp_mtrlengname, '') = '' THEN mattressrelcode ELSE erp_mtrlengname END AS mtrlengname ,old_mtrlname AS old_mtrlname FROM u_mattress u_mattress.mattressid = @mattressid