Adding upstream version 15.4.upstream/15.4upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 52 insertions, 0 deletions

diff --git a/src/backend/catalog/pg_class.c b/src/backend/catalog/pg_class.c
new file mode 100644
index 0000000..b696fa2
--- /dev/null
+++ b/src/backend/catalog/pg_class.c
@@ -0,0 +1,52 @@
+/*-------------------------------------------------------------------------
+ *
+ * pg_class.c
+ *	  routines to support manipulation of the pg_class relation
+ *
+ * Portions Copyright (c) 1996-2022, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1994, Regents of the University of California
+ *
+ *
+ * IDENTIFICATION
+ *	  src/backend/catalog/pg_class.c
+ *
+ *-------------------------------------------------------------------------
+ */
+#include "postgres.h"
+
+#include "catalog/pg_class.h"
+
+/*
+ * Issue an errdetail() informing that the relkind is not supported for this
+ * operation.
+ */
+int
+errdetail_relkind_not_supported(char relkind)
+{
+	switch (relkind)
+	{
+		case RELKIND_RELATION:
+			return errdetail("This operation is not supported for tables.");
+		case RELKIND_INDEX:
+			return errdetail("This operation is not supported for indexes.");
+		case RELKIND_SEQUENCE:
+			return errdetail("This operation is not supported for sequences.");
+		case RELKIND_TOASTVALUE:
+			return errdetail("This operation is not supported for TOAST tables.");
+		case RELKIND_VIEW:
+			return errdetail("This operation is not supported for views.");
+		case RELKIND_MATVIEW:
+			return errdetail("This operation is not supported for materialized views.");
+		case RELKIND_COMPOSITE_TYPE:
+			return errdetail("This operation is not supported for composite types.");
+		case RELKIND_FOREIGN_TABLE:
+			return errdetail("This operation is not supported for foreign tables.");
+		case RELKIND_PARTITIONED_TABLE:
+			return errdetail("This operation is not supported for partitioned tables.");
+		case RELKIND_PARTITIONED_INDEX:
+			return errdetail("This operation is not supported for partitioned indexes.");
+		default:
+			elog(ERROR, "unrecognized relkind: '%c'", relkind);
+			return 0;
+	}
+}