pears.GetQuestSingleSelection

CREATE FUNCTION "pears"."GetQuestSingleSelection"( 
  /* Application Maintained Function / Procedure - DO NOT EDIT*/
  IN "stagloc" CHAR(3),IN "stagid" CHAR(3),IN "sparentid" CHAR(20) ) 
RETURNS CHAR(4)
BEGIN
  DECLARE "rv" CHAR(4);
  SET "rv" = NULL;
  SELECT "max"("tagchoiceid") INTO "rv" FROM "tagvalue" WHERE "taglocation" = "stagloc" AND "id" = "sparentid" AND "tagid" = "stagid";
  IF "rv" IS NULL THEN
    SET "rv" = '_'
  END IF;
  RETURN("rv")
END