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sysattr.h
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1 /*-------------------------------------------------------------------------
2  *
3  * sysattr.h
4  * POSTGRES system attribute definitions.
5  *
6  *
7  * Portions Copyright (c) 1996-2017, PostgreSQL Global Development Group
8  * Portions Copyright (c) 1994, Regents of the University of California
9  *
10  * src/include/access/sysattr.h
11  *
12  *-------------------------------------------------------------------------
13  */
14 #ifndef SYSATTR_H
15 #define SYSATTR_H
16 
17 
18 /*
19  * Attribute numbers for the system-defined attributes
20  */
21 #define SelfItemPointerAttributeNumber (-1)
22 #define ObjectIdAttributeNumber (-2)
23 #define MinTransactionIdAttributeNumber (-3)
24 #define MinCommandIdAttributeNumber (-4)
25 #define MaxTransactionIdAttributeNumber (-5)
26 #define MaxCommandIdAttributeNumber (-6)
27 #define TableOidAttributeNumber (-7)
28 #define FirstLowInvalidHeapAttributeNumber (-8)
29 
30 #endif /* SYSATTR_H */