SortSupportData Struct Reference

#include <sortsupport.h>

Data Fields
MemoryContext	ssup_cxt
Oid	ssup_collation
bool	ssup_reverse
bool	ssup_nulls_first
AttrNumber	ssup_attno
void *	ssup_extra
int(*	comparator )(Datum x, Datum y, SortSupport ssup)

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Detailed Description

Definition at line 54 of file sortsupport.h.

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Field Documentation

int(* SortSupportData::comparator)(Datum x, Datum y, SortSupport ssup)

Definition at line 96 of file sortsupport.h.

Referenced by btfloat4sortsupport(), btfloat8sortsupport(), btint2sortsupport(), btint4sortsupport(), btint8sortsupport(), btnamesortsupport(), btoidsortsupport(), date_sortsupport(), MJExamineQuals(), PrepareSortSupportComparisonShim(), PrepareSortSupportFromOrderingOp(), and timestamp_sortsupport().

AttrNumber SortSupportData::ssup_attno

Definition at line 75 of file sortsupport.h.

Referenced by comparetup_heap(), copytup_heap(), ExecInitMergeAppend(), heap_compare_slots(), readtup_heap(), and tuplesort_begin_heap().

Oid SortSupportData::ssup_collation

Definition at line 61 of file sortsupport.h.

Referenced by compute_scalar_stats(), ExecInitMergeAppend(), MJExamineQuals(), PrepareSortSupportComparisonShim(), tuplesort_begin_datum(), and tuplesort_begin_heap().

MemoryContext SortSupportData::ssup_cxt

Definition at line 60 of file sortsupport.h.

Referenced by compute_scalar_stats(), ExecInitMergeAppend(), MJExamineQuals(), PrepareSortSupportComparisonShim(), tuplesort_begin_datum(), and tuplesort_begin_heap().

void* SortSupportData::ssup_extra

Definition at line 81 of file sortsupport.h.

Referenced by comparison_shim(), and PrepareSortSupportComparisonShim().

bool SortSupportData::ssup_nulls_first

Definition at line 69 of file sortsupport.h.

Referenced by compute_scalar_stats(), ExecInitMergeAppend(), MJEvalInnerValues(), MJEvalOuterValues(), MJExamineQuals(), reversedirection_datum(), reversedirection_heap(), tuplesort_begin_datum(), and tuplesort_begin_heap().

bool SortSupportData::ssup_reverse

Definition at line 68 of file sortsupport.h.

Referenced by MJExamineQuals(), PrepareSortSupportFromOrderingOp(), reversedirection_datum(), and reversedirection_heap().

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The documentation for this struct was generated from the following file:

• src/include/utils/sortsupport.h