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- /*-------------------------------------------------------------------------
- *
- * sysattr.h
- * POSTGRES system attribute definitions.
- *
- *
- * Portions Copyright (c) 1996-2022, 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 MinTransactionIdAttributeNumber (-2)
- #define MinCommandIdAttributeNumber (-3)
- #define MaxTransactionIdAttributeNumber (-4)
- #define MaxCommandIdAttributeNumber (-5)
- #define TableOidAttributeNumber (-6)
- #define FirstLowInvalidHeapAttributeNumber (-7)
- #endif /* SYSATTR_H */
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