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btree_int4.c File Reference
#include "postgres.h"
#include "btree_gist.h"
#include "btree_utils_num.h"
#include "common/int.h"
#include "utils/sortsupport.h"
Include dependency graph for btree_int4.c:

Go to the source code of this file.

Data Structures

struct  int32key
 

Typedefs

typedef struct int32key int32KEY
 

Functions

 PG_FUNCTION_INFO_V1 (gbt_int4_compress)
 
 PG_FUNCTION_INFO_V1 (gbt_int4_fetch)
 
 PG_FUNCTION_INFO_V1 (gbt_int4_union)
 
 PG_FUNCTION_INFO_V1 (gbt_int4_picksplit)
 
 PG_FUNCTION_INFO_V1 (gbt_int4_consistent)
 
 PG_FUNCTION_INFO_V1 (gbt_int4_distance)
 
 PG_FUNCTION_INFO_V1 (gbt_int4_penalty)
 
 PG_FUNCTION_INFO_V1 (gbt_int4_same)
 
 PG_FUNCTION_INFO_V1 (gbt_int4_sortsupport)
 
static bool gbt_int4gt (const void *a, const void *b, FmgrInfo *flinfo)
 
static bool gbt_int4ge (const void *a, const void *b, FmgrInfo *flinfo)
 
static bool gbt_int4eq (const void *a, const void *b, FmgrInfo *flinfo)
 
static bool gbt_int4le (const void *a, const void *b, FmgrInfo *flinfo)
 
static bool gbt_int4lt (const void *a, const void *b, FmgrInfo *flinfo)
 
static int gbt_int4key_cmp (const void *a, const void *b, FmgrInfo *flinfo)
 
static float8 gbt_int4_dist (const void *a, const void *b, FmgrInfo *flinfo)
 
 PG_FUNCTION_INFO_V1 (int4_dist)
 
Datum int4_dist (PG_FUNCTION_ARGS)
 
Datum gbt_int4_compress (PG_FUNCTION_ARGS)
 
Datum gbt_int4_fetch (PG_FUNCTION_ARGS)
 
Datum gbt_int4_consistent (PG_FUNCTION_ARGS)
 
Datum gbt_int4_distance (PG_FUNCTION_ARGS)
 
Datum gbt_int4_union (PG_FUNCTION_ARGS)
 
Datum gbt_int4_penalty (PG_FUNCTION_ARGS)
 
Datum gbt_int4_picksplit (PG_FUNCTION_ARGS)
 
Datum gbt_int4_same (PG_FUNCTION_ARGS)
 
static int gbt_int4_ssup_cmp (Datum a, Datum b, SortSupport ssup)
 
Datum gbt_int4_sortsupport (PG_FUNCTION_ARGS)
 

Variables

static const gbtree_ninfo tinfo
 

Typedef Documentation

◆ int32KEY

typedef struct int32key int32KEY

Function Documentation

◆ gbt_int4_compress()

Datum gbt_int4_compress ( PG_FUNCTION_ARGS  )

Definition at line 118 of file btree_int4.c.

119{
120 GISTENTRY *entry = (GISTENTRY *) PG_GETARG_POINTER(0);
121
123}
static const gbtree_ninfo tinfo
Definition: btree_int4.c:77
GISTENTRY * gbt_num_compress(GISTENTRY *entry, const gbtree_ninfo *tinfo)
#define PG_GETARG_POINTER(n)
Definition: fmgr.h:276
#define PG_RETURN_POINTER(x)
Definition: fmgr.h:361

References gbt_num_compress(), PG_GETARG_POINTER, PG_RETURN_POINTER, and tinfo.

◆ gbt_int4_consistent()

Datum gbt_int4_consistent ( PG_FUNCTION_ARGS  )

Definition at line 134 of file btree_int4.c.

135{
136 GISTENTRY *entry = (GISTENTRY *) PG_GETARG_POINTER(0);
137 int32 query = PG_GETARG_INT32(1);
139
140 /* Oid subtype = PG_GETARG_OID(3); */
141 bool *recheck = (bool *) PG_GETARG_POINTER(4);
142 int32KEY *kkk = (int32KEY *) DatumGetPointer(entry->key);
144
145 /* All cases served by this function are exact */
146 *recheck = false;
147
148 key.lower = (GBT_NUMKEY *) &kkk->lower;
149 key.upper = (GBT_NUMKEY *) &kkk->upper;
150
151 PG_RETURN_BOOL(gbt_num_consistent(&key, &query, &strategy,
152 GIST_LEAF(entry), &tinfo, fcinfo->flinfo));
153}
bool gbt_num_consistent(const GBT_NUMKEY_R *key, const void *query, const StrategyNumber *strategy, bool is_leaf, const gbtree_ninfo *tinfo, FmgrInfo *flinfo)
char GBT_NUMKEY
int32_t int32
Definition: c.h:498
#define PG_GETARG_UINT16(n)
Definition: fmgr.h:272
#define PG_GETARG_INT32(n)
Definition: fmgr.h:269
#define PG_RETURN_BOOL(x)
Definition: fmgr.h:359
#define GIST_LEAF(entry)
Definition: gist.h:171
static Pointer DatumGetPointer(Datum X)
Definition: postgres.h:317
uint16 StrategyNumber
Definition: stratnum.h:22
Datum key
Definition: gist.h:161
int32 upper
Definition: btree_int4.c:13
int32 lower
Definition: btree_int4.c:12

References DatumGetPointer(), gbt_num_consistent(), GIST_LEAF, GISTENTRY::key, sort-test::key, int32key::lower, PG_GETARG_INT32, PG_GETARG_POINTER, PG_GETARG_UINT16, PG_RETURN_BOOL, tinfo, and int32key::upper.

◆ gbt_int4_dist()

static float8 gbt_int4_dist ( const void *  a,
const void *  b,
FmgrInfo flinfo 
)
static

Definition at line 71 of file btree_int4.c.

72{
73 return GET_FLOAT_DISTANCE(int32, a, b);
74}
#define GET_FLOAT_DISTANCE(t, arg1, arg2)
int b
Definition: isn.c:74
int a
Definition: isn.c:73

References a, b, and GET_FLOAT_DISTANCE.

◆ gbt_int4_distance()

Datum gbt_int4_distance ( PG_FUNCTION_ARGS  )

Definition at line 156 of file btree_int4.c.

157{
158 GISTENTRY *entry = (GISTENTRY *) PG_GETARG_POINTER(0);
159 int32 query = PG_GETARG_INT32(1);
160
161 /* Oid subtype = PG_GETARG_OID(3); */
162 int32KEY *kkk = (int32KEY *) DatumGetPointer(entry->key);
164
165 key.lower = (GBT_NUMKEY *) &kkk->lower;
166 key.upper = (GBT_NUMKEY *) &kkk->upper;
167
169 &tinfo, fcinfo->flinfo));
170}
float8 gbt_num_distance(const GBT_NUMKEY_R *key, const void *query, bool is_leaf, const gbtree_ninfo *tinfo, FmgrInfo *flinfo)
#define PG_RETURN_FLOAT8(x)
Definition: fmgr.h:367

References DatumGetPointer(), gbt_num_distance(), GIST_LEAF, GISTENTRY::key, sort-test::key, int32key::lower, PG_GETARG_INT32, PG_GETARG_POINTER, PG_RETURN_FLOAT8, tinfo, and int32key::upper.

◆ gbt_int4_fetch()

Datum gbt_int4_fetch ( PG_FUNCTION_ARGS  )

Definition at line 126 of file btree_int4.c.

127{
128 GISTENTRY *entry = (GISTENTRY *) PG_GETARG_POINTER(0);
129
131}
GISTENTRY * gbt_num_fetch(GISTENTRY *entry, const gbtree_ninfo *tinfo)

References gbt_num_fetch(), PG_GETARG_POINTER, PG_RETURN_POINTER, and tinfo.

◆ gbt_int4_penalty()

Datum gbt_int4_penalty ( PG_FUNCTION_ARGS  )

Definition at line 183 of file btree_int4.c.

184{
185 int32KEY *origentry = (int32KEY *) DatumGetPointer(((GISTENTRY *) PG_GETARG_POINTER(0))->key);
187 float *result = (float *) PG_GETARG_POINTER(2);
188
189 penalty_num(result, origentry->lower, origentry->upper, newentry->lower, newentry->upper);
190
191 PG_RETURN_POINTER(result);
192}
#define penalty_num(result, olower, oupper, nlower, nupper)

References DatumGetPointer(), sort-test::key, int32key::lower, penalty_num, PG_GETARG_POINTER, PG_RETURN_POINTER, and int32key::upper.

◆ gbt_int4_picksplit()

Datum gbt_int4_picksplit ( PG_FUNCTION_ARGS  )

Definition at line 195 of file btree_int4.c.

196{
199 &tinfo, fcinfo->flinfo));
200}
GIST_SPLITVEC * gbt_num_picksplit(const GistEntryVector *entryvec, GIST_SPLITVEC *v, const gbtree_ninfo *tinfo, FmgrInfo *flinfo)

References gbt_num_picksplit(), PG_GETARG_POINTER, PG_RETURN_POINTER, and tinfo.

◆ gbt_int4_same()

Datum gbt_int4_same ( PG_FUNCTION_ARGS  )

Definition at line 203 of file btree_int4.c.

204{
207 bool *result = (bool *) PG_GETARG_POINTER(2);
208
209 *result = gbt_num_same((void *) b1, (void *) b2, &tinfo, fcinfo->flinfo);
210 PG_RETURN_POINTER(result);
211}
bool gbt_num_same(const GBT_NUMKEY *a, const GBT_NUMKEY *b, const gbtree_ninfo *tinfo, FmgrInfo *flinfo)

References gbt_num_same(), PG_GETARG_POINTER, PG_RETURN_POINTER, and tinfo.

◆ gbt_int4_sortsupport()

Datum gbt_int4_sortsupport ( PG_FUNCTION_ARGS  )

Definition at line 229 of file btree_int4.c.

230{
232
235}
static int gbt_int4_ssup_cmp(Datum a, Datum b, SortSupport ssup)
Definition: btree_int4.c:214
#define PG_RETURN_VOID()
Definition: fmgr.h:349
struct SortSupportData * SortSupport
Definition: sortsupport.h:58
int(* comparator)(Datum x, Datum y, SortSupport ssup)
Definition: sortsupport.h:106

References SortSupportData::comparator, gbt_int4_ssup_cmp(), PG_GETARG_POINTER, and PG_RETURN_VOID.

◆ gbt_int4_ssup_cmp()

static int gbt_int4_ssup_cmp ( Datum  a,
Datum  b,
SortSupport  ssup 
)
static

Definition at line 214 of file btree_int4.c.

215{
218
219 /* for leaf items we expect lower == upper, so only compare lower */
220 if (ia->lower < ib->lower)
221 return -1;
222 else if (ia->lower > ib->lower)
223 return 1;
224 else
225 return 0;
226}

References a, b, DatumGetPointer(), and int32key::lower.

Referenced by gbt_int4_sortsupport().

◆ gbt_int4_union()

Datum gbt_int4_union ( PG_FUNCTION_ARGS  )

Definition at line 173 of file btree_int4.c.

174{
176 void *out = palloc(sizeof(int32KEY));
177
178 *(int *) PG_GETARG_POINTER(1) = sizeof(int32KEY);
179 PG_RETURN_POINTER(gbt_num_union(out, entryvec, &tinfo, fcinfo->flinfo));
180}
struct int32key int32KEY
void * gbt_num_union(GBT_NUMKEY *out, const GistEntryVector *entryvec, const gbtree_ninfo *tinfo, FmgrInfo *flinfo)
void * palloc(Size size)
Definition: mcxt.c:1321

References gbt_num_union(), palloc(), PG_GETARG_POINTER, PG_RETURN_POINTER, and tinfo.

◆ gbt_int4eq()

static bool gbt_int4eq ( const void *  a,
const void *  b,
FmgrInfo flinfo 
)
static

Definition at line 38 of file btree_int4.c.

39{
40 return (*((const int32 *) a) == *((const int32 *) b));
41}

References a, and b.

◆ gbt_int4ge()

static bool gbt_int4ge ( const void *  a,
const void *  b,
FmgrInfo flinfo 
)
static

Definition at line 33 of file btree_int4.c.

34{
35 return (*((const int32 *) a) >= *((const int32 *) b));
36}

References a, and b.

◆ gbt_int4gt()

static bool gbt_int4gt ( const void *  a,
const void *  b,
FmgrInfo flinfo 
)
static

Definition at line 28 of file btree_int4.c.

29{
30 return (*((const int32 *) a) > *((const int32 *) b));
31}

References a, and b.

◆ gbt_int4key_cmp()

static int gbt_int4key_cmp ( const void *  a,
const void *  b,
FmgrInfo flinfo 
)
static

Definition at line 54 of file btree_int4.c.

55{
56 int32KEY *ia = (int32KEY *) (((const Nsrt *) a)->t);
57 int32KEY *ib = (int32KEY *) (((const Nsrt *) b)->t);
58
59 if (ia->lower == ib->lower)
60 {
61 if (ia->upper == ib->upper)
62 return 0;
63
64 return (ia->upper > ib->upper) ? 1 : -1;
65 }
66
67 return (ia->lower > ib->lower) ? 1 : -1;
68}

References a, b, int32key::lower, and int32key::upper.

◆ gbt_int4le()

static bool gbt_int4le ( const void *  a,
const void *  b,
FmgrInfo flinfo 
)
static

Definition at line 43 of file btree_int4.c.

44{
45 return (*((const int32 *) a) <= *((const int32 *) b));
46}

References a, and b.

◆ gbt_int4lt()

static bool gbt_int4lt ( const void *  a,
const void *  b,
FmgrInfo flinfo 
)
static

Definition at line 48 of file btree_int4.c.

49{
50 return (*((const int32 *) a) < *((const int32 *) b));
51}

References a, and b.

◆ int4_dist()

Datum int4_dist ( PG_FUNCTION_ARGS  )

Definition at line 94 of file btree_int4.c.

95{
98 int32 r;
99 int32 ra;
100
101 if (pg_sub_s32_overflow(a, b, &r) ||
102 r == PG_INT32_MIN)
104 (errcode(ERRCODE_NUMERIC_VALUE_OUT_OF_RANGE),
105 errmsg("integer out of range")));
106
107 ra = abs(r);
108
109 PG_RETURN_INT32(ra);
110}
#define PG_INT32_MIN
Definition: c.h:559
int errcode(int sqlerrcode)
Definition: elog.c:854
int errmsg(const char *fmt,...)
Definition: elog.c:1071
#define ERROR
Definition: elog.h:39
#define ereport(elevel,...)
Definition: elog.h:149
#define PG_RETURN_INT32(x)
Definition: fmgr.h:354
static bool pg_sub_s32_overflow(int32 a, int32 b, int32 *result)
Definition: int.h:169

References a, b, ereport, errcode(), errmsg(), ERROR, PG_GETARG_INT32, PG_INT32_MIN, PG_RETURN_INT32, and pg_sub_s32_overflow().

◆ PG_FUNCTION_INFO_V1() [1/10]

PG_FUNCTION_INFO_V1 ( gbt_int4_compress  )

◆ PG_FUNCTION_INFO_V1() [2/10]

PG_FUNCTION_INFO_V1 ( gbt_int4_consistent  )

◆ PG_FUNCTION_INFO_V1() [3/10]

PG_FUNCTION_INFO_V1 ( gbt_int4_distance  )

◆ PG_FUNCTION_INFO_V1() [4/10]

PG_FUNCTION_INFO_V1 ( gbt_int4_fetch  )

◆ PG_FUNCTION_INFO_V1() [5/10]

PG_FUNCTION_INFO_V1 ( gbt_int4_penalty  )

◆ PG_FUNCTION_INFO_V1() [6/10]

PG_FUNCTION_INFO_V1 ( gbt_int4_picksplit  )

◆ PG_FUNCTION_INFO_V1() [7/10]

PG_FUNCTION_INFO_V1 ( gbt_int4_same  )

◆ PG_FUNCTION_INFO_V1() [8/10]

PG_FUNCTION_INFO_V1 ( gbt_int4_sortsupport  )

◆ PG_FUNCTION_INFO_V1() [9/10]

PG_FUNCTION_INFO_V1 ( gbt_int4_union  )

◆ PG_FUNCTION_INFO_V1() [10/10]

PG_FUNCTION_INFO_V1 ( int4_dist  )

Variable Documentation

◆ tinfo

const gbtree_ninfo tinfo
static
Initial value:
=
{
sizeof(int32),
8,
}
@ gbt_t_int4
Definition: btree_gist.h:18
static bool gbt_int4lt(const void *a, const void *b, FmgrInfo *flinfo)
Definition: btree_int4.c:48
static bool gbt_int4eq(const void *a, const void *b, FmgrInfo *flinfo)
Definition: btree_int4.c:38
static int gbt_int4key_cmp(const void *a, const void *b, FmgrInfo *flinfo)
Definition: btree_int4.c:54
static bool gbt_int4ge(const void *a, const void *b, FmgrInfo *flinfo)
Definition: btree_int4.c:33
static bool gbt_int4gt(const void *a, const void *b, FmgrInfo *flinfo)
Definition: btree_int4.c:28
static bool gbt_int4le(const void *a, const void *b, FmgrInfo *flinfo)
Definition: btree_int4.c:43
static float8 gbt_int4_dist(const void *a, const void *b, FmgrInfo *flinfo)
Definition: btree_int4.c:71

Definition at line 77 of file btree_int4.c.

Referenced by gbt_int4_compress(), gbt_int4_consistent(), gbt_int4_distance(), gbt_int4_fetch(), gbt_int4_picksplit(), gbt_int4_same(), and gbt_int4_union().