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70 lines
1.8 KiB
C
70 lines
1.8 KiB
C
/*-------------------------------------------------------------------------
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*
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* pg_enum.h
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* definition of the system "enum" relation (pg_enum)
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* along with the relation's initial contents.
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*
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*
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* Copyright (c) 2006-2011, PostgreSQL Global Development Group
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*
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* src/include/catalog/pg_enum.h
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*
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* NOTES
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* the genbki.pl script reads this file and generates .bki
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* information from the DATA() statements.
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*
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* XXX do NOT break up DATA() statements into multiple lines!
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* the scripts are not as smart as you might think...
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*
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*-------------------------------------------------------------------------
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*/
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#ifndef PG_ENUM_H
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#define PG_ENUM_H
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#include "catalog/genbki.h"
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#include "nodes/pg_list.h"
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/* ----------------
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* pg_enum definition. cpp turns this into
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* typedef struct FormData_pg_enum
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* ----------------
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*/
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#define EnumRelationId 3501
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CATALOG(pg_enum,3501)
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{
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Oid enumtypid; /* OID of owning enum type */
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float4 enumsortorder; /* sort position of this enum value */
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NameData enumlabel; /* text representation of enum value */
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} FormData_pg_enum;
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/* ----------------
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* Form_pg_enum corresponds to a pointer to a tuple with
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* the format of pg_enum relation.
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* ----------------
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*/
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typedef FormData_pg_enum *Form_pg_enum;
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/* ----------------
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* compiler constants for pg_enum
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* ----------------
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*/
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#define Natts_pg_enum 3
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#define Anum_pg_enum_enumtypid 1
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#define Anum_pg_enum_enumsortorder 2
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#define Anum_pg_enum_enumlabel 3
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/* ----------------
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* pg_enum has no initial contents
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* ----------------
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*/
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/*
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* prototypes for functions in pg_enum.c
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*/
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extern void EnumValuesCreate(Oid enumTypeOid, List *vals);
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extern void EnumValuesDelete(Oid enumTypeOid);
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extern void AddEnumLabel(Oid enumTypeOid, const char *newVal,
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const char *neighbor, bool newValIsAfter);
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#endif /* PG_ENUM_H */
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