pg_class.c

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/*-------------------------------------------------------------------------
 *
 * pg_class.c
 *    routines to support manipulation of the pg_class relation
 *
 * Portions Copyright (c) 1996-2026, 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;
    }
}