*
* sysattr.h
* openGauss system attribute definitions.
*
*
* Portions Copyright (c) 1996-2012, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* src/include/access/sysattr.h
*
* -------------------------------------------------------------------------
*/
#ifndef SYSATTR_H
#define SYSATTR_H
* Attribute numbers for the system-defined attributes
*/
#define SelfItemPointerAttributeNumber (-1)
#define ObjectIdAttributeNumber (-2)
#define MinTransactionIdAttributeNumber (-3)
#define MinCommandIdAttributeNumber (-4)
#define MaxTransactionIdAttributeNumber (-5)
#define MaxCommandIdAttributeNumber (-6)
#define TableOidAttributeNumber (-7)
#ifdef PGXC
#define XC_NodeIdAttributeNumber (-8)
#define BucketIdAttributeNumber (-9)
#define UidAttributeNumber (-10)
#ifdef USE_SPQ
#define RootSelfItemPointerAttributeNumber (-11)
#define FirstLowInvalidHeapAttributeNumber (-12)
#else
#define FirstLowInvalidHeapAttributeNumber (-11)
#endif
#else
#define FirstLowInvalidHeapAttributeNumber (-8)
#endif
#endif