| Quellcodebibliothek Statistik Leitseite products/Sources/formale Sprachen/C/Postgres/src/include/access/ (Postgres Database Version 18.4©) Datei vom 11.4.2026 mit Größe 865 B |
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Quelle tupdesc_details.hSprache: C |
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/*------------------------------------------------------------------------- * * tupdesc_details.h * POSTGRES tuple descriptor definitions we can't include everywhere * * * Portions Copyright (c) 1996-2025, PostgreSQL Global Development Group * Portions Copyright (c) 1994, Regents of the University of California * * src/include/access/tupdesc_details.h * *------------------------------------------------------------------------- */ #ifndef TUPDESC_DETAILS_H #define TUPDESC_DETAILS_H /* * Structure used to represent value to be used when the attribute is not * present at all in a tuple, i.e. when the column was created after the tuple */ typedef struct AttrMissing { bool am_present; /* true if non-NULL missing value exists */ Datum am_value; /* value when attribute is missing */ } AttrMissing; #endif /* TUPDESC_DETAILS_H */
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2026-08-25