diff --git a/src/backend/parser/parse_expr.c b/src/backend/parser/parse_expr.c
index 219681d6e88..f92fa793c10 100644
--- a/src/backend/parser/parse_expr.c
+++ b/src/backend/parser/parse_expr.c
@@ -613,6 +613,17 @@ transformColumnRef(ParseState *pstate, ColumnRef *cref)
 			return node;
 	}
 
+	/*
+	 * DEFINE clause in RPR does not allow to use table names.
+	 */
+	if (pstate->p_expr_kind == EXPR_KIND_RPR_DEFINE &&
+		list_length(cref->fields) != 1)
+		ereport(ERROR,
+				(errcode(ERRCODE_SYNTAX_ERROR),
+				 errmsg("range var qualified name \"%s\" is not allowed in DEFINE clause",
+						NameListToString(cref->fields)),
+				 parser_errposition(pstate, cref->location)));
+
 	/*----------
 	 * The allowed syntaxes are:
 	 *