nbtcompare.c File Reference (original) (raw)

#include "[postgres.h](postgres%5F8h%5Fsource.html)"
#include <limits.h>
#include "utils/fmgrprotos.h"
#include "[utils/skipsupport.h](skipsupport%5F8h%5Fsource.html)"
#include "[utils/sortsupport.h](sortsupport%5F8h%5Fsource.html)"

Go to the source code of this file.

Functions
Datum	btboolcmp (PG_FUNCTION_ARGS)

static Datum	bool_decrement (Relation rel, Datum existing, bool *underflow)

static Datum	bool_increment (Relation rel, Datum existing, bool *overflow)

Datum	btboolskipsupport (PG_FUNCTION_ARGS)

Datum	btint2cmp (PG_FUNCTION_ARGS)

static int	btint2fastcmp (Datum x, Datum y, SortSupport ssup)

Datum	btint2sortsupport (PG_FUNCTION_ARGS)

static Datum	int2_decrement (Relation rel, Datum existing, bool *underflow)

static Datum	int2_increment (Relation rel, Datum existing, bool *overflow)

Datum	btint2skipsupport (PG_FUNCTION_ARGS)

Datum	btint4cmp (PG_FUNCTION_ARGS)

Datum	btint4sortsupport (PG_FUNCTION_ARGS)

static Datum	int4_decrement (Relation rel, Datum existing, bool *underflow)

static Datum	int4_increment (Relation rel, Datum existing, bool *overflow)

Datum	btint4skipsupport (PG_FUNCTION_ARGS)

Datum	btint8cmp (PG_FUNCTION_ARGS)

static int	btint8fastcmp (Datum x, Datum y, SortSupport ssup)

Datum	btint8sortsupport (PG_FUNCTION_ARGS)

static Datum	int8_decrement (Relation rel, Datum existing, bool *underflow)

static Datum	int8_increment (Relation rel, Datum existing, bool *overflow)

Datum	btint8skipsupport (PG_FUNCTION_ARGS)

Datum	btint48cmp (PG_FUNCTION_ARGS)

Datum	btint84cmp (PG_FUNCTION_ARGS)

Datum	btint24cmp (PG_FUNCTION_ARGS)

Datum	btint42cmp (PG_FUNCTION_ARGS)

Datum	btint28cmp (PG_FUNCTION_ARGS)

Datum	btint82cmp (PG_FUNCTION_ARGS)

Datum	btoidcmp (PG_FUNCTION_ARGS)

static int	btoidfastcmp (Datum x, Datum y, SortSupport ssup)

Datum	btoidsortsupport (PG_FUNCTION_ARGS)

static Datum	oid_decrement (Relation rel, Datum existing, bool *underflow)

static Datum	oid_increment (Relation rel, Datum existing, bool *overflow)

Datum	btoidskipsupport (PG_FUNCTION_ARGS)

Datum	btoidvectorcmp (PG_FUNCTION_ARGS)

Datum	btcharcmp (PG_FUNCTION_ARGS)

static Datum	char_decrement (Relation rel, Datum existing, bool *underflow)

static Datum	char_increment (Relation rel, Datum existing, bool *overflow)

Datum	btcharskipsupport (PG_FUNCTION_ARGS)

◆ A_GREATER_THAN_B

#define A_GREATER_THAN_B 1

◆ A_LESS_THAN_B

#define A_LESS_THAN_B (-1)

◆ bool_decrement()

◆ bool_increment()

◆ btboolcmp()

◆ btboolskipsupport()

Definition at line 115 of file nbtcompare.c.

116{

118

123

125}

#define PG_GETARG_POINTER(n)

static Datum bool_increment(Relation rel, Datum existing, bool *overflow)

static Datum bool_decrement(Relation rel, Datum existing, bool *underflow)

struct SkipSupportData * SkipSupport

SkipSupportIncDec decrement

SkipSupportIncDec increment

References bool_decrement(), bool_increment(), BoolGetDatum(), SkipSupportData::decrement, SkipSupportData::high_elem, SkipSupportData::increment, SkipSupportData::low_elem, PG_GETARG_POINTER, and PG_RETURN_VOID.

◆ btcharcmp()

◆ btcharskipsupport()

Definition at line 588 of file nbtcompare.c.

589{

591

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600}

static Datum char_decrement(Relation rel, Datum existing, bool *underflow)

static Datum char_increment(Relation rel, Datum existing, bool *overflow)

static Datum UInt8GetDatum(uint8 X)

References char_decrement(), char_increment(), SkipSupportData::decrement, SkipSupportData::high_elem, SkipSupportData::increment, SkipSupportData::low_elem, PG_GETARG_POINTER, PG_RETURN_VOID, and UInt8GetDatum().

◆ btint24cmp()

◆ btint28cmp()

◆ btint2cmp()

◆ btint2fastcmp()

◆ btint2skipsupport()

Definition at line 187 of file nbtcompare.c.

188{

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static Datum int2_decrement(Relation rel, Datum existing, bool *underflow)

static Datum int2_increment(Relation rel, Datum existing, bool *overflow)

static Datum Int16GetDatum(int16 X)

References SkipSupportData::decrement, SkipSupportData::high_elem, SkipSupportData::increment, Int16GetDatum(), int2_decrement(), int2_increment(), SkipSupportData::low_elem, PG_GETARG_POINTER, PG_INT16_MAX, PG_INT16_MIN, and PG_RETURN_VOID.

◆ btint2sortsupport()

◆ btint42cmp()

◆ btint48cmp()

◆ btint4cmp()

◆ btint4skipsupport()

Definition at line 255 of file nbtcompare.c.

256{

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static Datum int4_increment(Relation rel, Datum existing, bool *overflow)

static Datum int4_decrement(Relation rel, Datum existing, bool *underflow)

static Datum Int32GetDatum(int32 X)

References SkipSupportData::decrement, SkipSupportData::high_elem, SkipSupportData::increment, Int32GetDatum(), int4_decrement(), int4_increment(), SkipSupportData::low_elem, PG_GETARG_POINTER, PG_INT32_MAX, PG_INT32_MIN, and PG_RETURN_VOID.

◆ btint4sortsupport()

◆ btint82cmp()

◆ btint84cmp()

◆ btint8cmp()

◆ btint8fastcmp()

◆ btint8skipsupport()

Definition at line 343 of file nbtcompare.c.

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Datum Int64GetDatum(int64 X)

static Datum int8_decrement(Relation rel, Datum existing, bool *underflow)

static Datum int8_increment(Relation rel, Datum existing, bool *overflow)

References SkipSupportData::decrement, SkipSupportData::high_elem, SkipSupportData::increment, Int64GetDatum(), int8_decrement(), int8_increment(), SkipSupportData::low_elem, PG_GETARG_POINTER, PG_INT64_MAX, PG_INT64_MIN, and PG_RETURN_VOID.

◆ btint8sortsupport()

◆ btoidcmp()

◆ btoidfastcmp()

◆ btoidskipsupport()

Definition at line 509 of file nbtcompare.c.

510{

512

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static Datum oid_increment(Relation rel, Datum existing, bool *overflow)

static Datum oid_decrement(Relation rel, Datum existing, bool *underflow)

static Datum ObjectIdGetDatum(Oid X)

References SkipSupportData::decrement, SkipSupportData::high_elem, SkipSupportData::increment, InvalidOid, SkipSupportData::low_elem, ObjectIdGetDatum(), oid_decrement(), oid_increment(), OID_MAX, PG_GETARG_POINTER, and PG_RETURN_VOID.

◆ btoidsortsupport()

◆ btoidvectorcmp()

Definition at line 522 of file nbtcompare.c.

523{

526 int i;

527

528

529 if (a->dim1 != b->dim1)

531

532 for (i = 0; i < a->dim1; i++)

533 {

534 if (a->values[i] != b->values[i])

535 {

536 if (a->values[i] > b->values[i])

538 else

540 }

541 }

543}

References a, A_GREATER_THAN_B, A_LESS_THAN_B, b, i, PG_GETARG_POINTER, and PG_RETURN_INT32.

Referenced by oidvectoreq(), oidvectorge(), oidvectorgt(), oidvectorle(), oidvectorlt(), and oidvectorne().