PostgreSQL Source Code  git master
btree_int2.c File Reference
#include "postgres.h"
#include "btree_gist.h"
#include "btree_utils_num.h"
#include "common/int.h"
Include dependency graph for btree_int2.c:

Go to the source code of this file.

Data Structures

struct  int16key
 

Typedefs

typedef struct int16key int16KEY
 

Functions

 PG_FUNCTION_INFO_V1 (gbt_int2_compress)
 
 PG_FUNCTION_INFO_V1 (gbt_int2_fetch)
 
 PG_FUNCTION_INFO_V1 (gbt_int2_union)
 
 PG_FUNCTION_INFO_V1 (gbt_int2_picksplit)
 
 PG_FUNCTION_INFO_V1 (gbt_int2_consistent)
 
 PG_FUNCTION_INFO_V1 (gbt_int2_distance)
 
 PG_FUNCTION_INFO_V1 (gbt_int2_penalty)
 
 PG_FUNCTION_INFO_V1 (gbt_int2_same)
 
static bool gbt_int2gt (const void *a, const void *b, FmgrInfo *flinfo)
 
static bool gbt_int2ge (const void *a, const void *b, FmgrInfo *flinfo)
 
static bool gbt_int2eq (const void *a, const void *b, FmgrInfo *flinfo)
 
static bool gbt_int2le (const void *a, const void *b, FmgrInfo *flinfo)
 
static bool gbt_int2lt (const void *a, const void *b, FmgrInfo *flinfo)
 
static int gbt_int2key_cmp (const void *a, const void *b, FmgrInfo *flinfo)
 
static float8 gbt_int2_dist (const void *a, const void *b, FmgrInfo *flinfo)
 
 PG_FUNCTION_INFO_V1 (int2_dist)
 
Datum int2_dist (PG_FUNCTION_ARGS)
 
Datum gbt_int2_compress (PG_FUNCTION_ARGS)
 
Datum gbt_int2_fetch (PG_FUNCTION_ARGS)
 
Datum gbt_int2_consistent (PG_FUNCTION_ARGS)
 
Datum gbt_int2_distance (PG_FUNCTION_ARGS)
 
Datum gbt_int2_union (PG_FUNCTION_ARGS)
 
Datum gbt_int2_penalty (PG_FUNCTION_ARGS)
 
Datum gbt_int2_picksplit (PG_FUNCTION_ARGS)
 
Datum gbt_int2_same (PG_FUNCTION_ARGS)
 

Variables

static const gbtree_ninfo tinfo
 

Typedef Documentation

◆ int16KEY

typedef struct int16key int16KEY

Function Documentation

◆ gbt_int2_compress()

Datum gbt_int2_compress ( PG_FUNCTION_ARGS  )

Definition at line 120 of file btree_int2.c.

References gbt_num_compress(), PG_GETARG_POINTER, and PG_RETURN_POINTER.

121 {
122  GISTENTRY *entry = (GISTENTRY *) PG_GETARG_POINTER(0);
123 
125 }
#define PG_RETURN_POINTER(x)
Definition: fmgr.h:360
#define PG_GETARG_POINTER(n)
Definition: fmgr.h:276
GISTENTRY * gbt_num_compress(GISTENTRY *entry, const gbtree_ninfo *tinfo)
static const gbtree_ninfo tinfo
Definition: btree_int2.c:78

◆ gbt_int2_consistent()

Datum gbt_int2_consistent ( PG_FUNCTION_ARGS  )

Definition at line 136 of file btree_int2.c.

References DatumGetPointer, gbt_num_consistent(), GIST_LEAF, sort-test::key, GISTENTRY::key, int16key::lower, GBT_NUMKEY_R::lower, PG_GETARG_INT16, PG_GETARG_POINTER, PG_GETARG_UINT16, PG_RETURN_BOOL, int16key::upper, and GBT_NUMKEY_R::upper.

137 {
138  GISTENTRY *entry = (GISTENTRY *) PG_GETARG_POINTER(0);
139  int16 query = PG_GETARG_INT16(1);
141 
142  /* Oid subtype = PG_GETARG_OID(3); */
143  bool *recheck = (bool *) PG_GETARG_POINTER(4);
144  int16KEY *kkk = (int16KEY *) DatumGetPointer(entry->key);
146 
147  /* All cases served by this function are exact */
148  *recheck = false;
149 
150  key.lower = (GBT_NUMKEY *) &kkk->lower;
151  key.upper = (GBT_NUMKEY *) &kkk->upper;
152 
153  PG_RETURN_BOOL(gbt_num_consistent(&key, (void *) &query, &strategy,
154  GIST_LEAF(entry), &tinfo, fcinfo->flinfo));
155 }
#define GIST_LEAF(entry)
Definition: gist.h:161
signed short int16
Definition: c.h:361
const GBT_NUMKEY * lower
uint16 StrategyNumber
Definition: stratnum.h:22
const GBT_NUMKEY * upper
#define PG_GETARG_POINTER(n)
Definition: fmgr.h:276
bool gbt_num_consistent(const GBT_NUMKEY_R *key, const void *query, const StrategyNumber *strategy, bool is_leaf, const gbtree_ninfo *tinfo, FmgrInfo *flinfo)
Datum key
Definition: gist.h:151
char GBT_NUMKEY
static const gbtree_ninfo tinfo
Definition: btree_int2.c:78
#define PG_RETURN_BOOL(x)
Definition: fmgr.h:358
int16 upper
Definition: btree_int2.c:13
#define PG_GETARG_INT16(n)
Definition: fmgr.h:271
int16 lower
Definition: btree_int2.c:12
#define PG_GETARG_UINT16(n)
Definition: fmgr.h:272
#define DatumGetPointer(X)
Definition: postgres.h:549

◆ gbt_int2_dist()

static float8 gbt_int2_dist ( const void *  a,
const void *  b,
FmgrInfo flinfo 
)
static

Definition at line 72 of file btree_int2.c.

References GET_FLOAT_DISTANCE.

73 {
74  return GET_FLOAT_DISTANCE(int16, a, b);
75 }
signed short int16
Definition: c.h:361
#define GET_FLOAT_DISTANCE(t, arg1, arg2)

◆ gbt_int2_distance()

Datum gbt_int2_distance ( PG_FUNCTION_ARGS  )

Definition at line 159 of file btree_int2.c.

References DatumGetPointer, gbt_num_distance(), GIST_LEAF, sort-test::key, GISTENTRY::key, int16key::lower, GBT_NUMKEY_R::lower, PG_GETARG_INT16, PG_GETARG_POINTER, PG_RETURN_FLOAT8, int16key::upper, and GBT_NUMKEY_R::upper.

160 {
161  GISTENTRY *entry = (GISTENTRY *) PG_GETARG_POINTER(0);
162  int16 query = PG_GETARG_INT16(1);
163 
164  /* Oid subtype = PG_GETARG_OID(3); */
165  int16KEY *kkk = (int16KEY *) DatumGetPointer(entry->key);
167 
168  key.lower = (GBT_NUMKEY *) &kkk->lower;
169  key.upper = (GBT_NUMKEY *) &kkk->upper;
170 
171  PG_RETURN_FLOAT8(gbt_num_distance(&key, (void *) &query, GIST_LEAF(entry),
172  &tinfo, fcinfo->flinfo));
173 }
#define GIST_LEAF(entry)
Definition: gist.h:161
signed short int16
Definition: c.h:361
const GBT_NUMKEY * lower
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:365
const GBT_NUMKEY * upper
#define PG_GETARG_POINTER(n)
Definition: fmgr.h:276
Datum key
Definition: gist.h:151
char GBT_NUMKEY
static const gbtree_ninfo tinfo
Definition: btree_int2.c:78
int16 upper
Definition: btree_int2.c:13
#define PG_GETARG_INT16(n)
Definition: fmgr.h:271
int16 lower
Definition: btree_int2.c:12
#define DatumGetPointer(X)
Definition: postgres.h:549

◆ gbt_int2_fetch()

Datum gbt_int2_fetch ( PG_FUNCTION_ARGS  )

Definition at line 128 of file btree_int2.c.

References gbt_num_fetch(), PG_GETARG_POINTER, and PG_RETURN_POINTER.

129 {
130  GISTENTRY *entry = (GISTENTRY *) PG_GETARG_POINTER(0);
131 
133 }
#define PG_RETURN_POINTER(x)
Definition: fmgr.h:360
GISTENTRY * gbt_num_fetch(GISTENTRY *entry, const gbtree_ninfo *tinfo)
#define PG_GETARG_POINTER(n)
Definition: fmgr.h:276
static const gbtree_ninfo tinfo
Definition: btree_int2.c:78

◆ gbt_int2_penalty()

Datum gbt_int2_penalty ( PG_FUNCTION_ARGS  )

Definition at line 188 of file btree_int2.c.

References DatumGetPointer, sort-test::key, int16key::lower, penalty_num, PG_GETARG_POINTER, PG_RETURN_POINTER, and int16key::upper.

189 {
190  int16KEY *origentry = (int16KEY *) DatumGetPointer(((GISTENTRY *) PG_GETARG_POINTER(0))->key);
191  int16KEY *newentry = (int16KEY *) DatumGetPointer(((GISTENTRY *) PG_GETARG_POINTER(1))->key);
192  float *result = (float *) PG_GETARG_POINTER(2);
193 
194  penalty_num(result, origentry->lower, origentry->upper, newentry->lower, newentry->upper);
195 
196  PG_RETURN_POINTER(result);
197 }
#define PG_RETURN_POINTER(x)
Definition: fmgr.h:360
#define PG_GETARG_POINTER(n)
Definition: fmgr.h:276
#define penalty_num(result, olower, oupper, nlower, nupper)
int16 upper
Definition: btree_int2.c:13
int16 lower
Definition: btree_int2.c:12
#define DatumGetPointer(X)
Definition: postgres.h:549

◆ gbt_int2_picksplit()

Datum gbt_int2_picksplit ( PG_FUNCTION_ARGS  )

Definition at line 200 of file btree_int2.c.

References gbt_num_picksplit(), PG_GETARG_POINTER, and PG_RETURN_POINTER.

201 {
204  &tinfo, fcinfo->flinfo));
205 }
#define PG_RETURN_POINTER(x)
Definition: fmgr.h:360
#define PG_GETARG_POINTER(n)
Definition: fmgr.h:276
static const gbtree_ninfo tinfo
Definition: btree_int2.c:78
GIST_SPLITVEC * gbt_num_picksplit(const GistEntryVector *entryvec, GIST_SPLITVEC *v, const gbtree_ninfo *tinfo, FmgrInfo *flinfo)

◆ gbt_int2_same()

Datum gbt_int2_same ( PG_FUNCTION_ARGS  )

Definition at line 208 of file btree_int2.c.

References gbt_num_same(), PG_GETARG_POINTER, and PG_RETURN_POINTER.

209 {
210  int16KEY *b1 = (int16KEY *) PG_GETARG_POINTER(0);
211  int16KEY *b2 = (int16KEY *) PG_GETARG_POINTER(1);
212  bool *result = (bool *) PG_GETARG_POINTER(2);
213 
214  *result = gbt_num_same((void *) b1, (void *) b2, &tinfo, fcinfo->flinfo);
215  PG_RETURN_POINTER(result);
216 }
#define PG_RETURN_POINTER(x)
Definition: fmgr.h:360
bool gbt_num_same(const GBT_NUMKEY *a, const GBT_NUMKEY *b, const gbtree_ninfo *tinfo, FmgrInfo *flinfo)
#define PG_GETARG_POINTER(n)
Definition: fmgr.h:276
static const gbtree_ninfo tinfo
Definition: btree_int2.c:78

◆ gbt_int2_union()

Datum gbt_int2_union ( PG_FUNCTION_ARGS  )

Definition at line 177 of file btree_int2.c.

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

178 {
180  void *out = palloc(sizeof(int16KEY));
181 
182  *(int *) PG_GETARG_POINTER(1) = sizeof(int16KEY);
183  PG_RETURN_POINTER(gbt_num_union((void *) out, entryvec, &tinfo, fcinfo->flinfo));
184 }
#define PG_RETURN_POINTER(x)
Definition: fmgr.h:360
#define PG_GETARG_POINTER(n)
Definition: fmgr.h:276
static const gbtree_ninfo tinfo
Definition: btree_int2.c:78
struct int16key int16KEY
void * palloc(Size size)
Definition: mcxt.c:949
void * gbt_num_union(GBT_NUMKEY *out, const GistEntryVector *entryvec, const gbtree_ninfo *tinfo, FmgrInfo *flinfo)

◆ gbt_int2eq()

static bool gbt_int2eq ( const void *  a,
const void *  b,
FmgrInfo flinfo 
)
static

Definition at line 39 of file btree_int2.c.

40 {
41  return (*((const int16 *) a) == *((const int16 *) b));
42 }
signed short int16
Definition: c.h:361

◆ gbt_int2ge()

static bool gbt_int2ge ( const void *  a,
const void *  b,
FmgrInfo flinfo 
)
static

Definition at line 34 of file btree_int2.c.

35 {
36  return (*((const int16 *) a) >= *((const int16 *) b));
37 }
signed short int16
Definition: c.h:361

◆ gbt_int2gt()

static bool gbt_int2gt ( const void *  a,
const void *  b,
FmgrInfo flinfo 
)
static

Definition at line 29 of file btree_int2.c.

30 {
31  return (*((const int16 *) a) > *((const int16 *) b));
32 }
signed short int16
Definition: c.h:361

◆ gbt_int2key_cmp()

static int gbt_int2key_cmp ( const void *  a,
const void *  b,
FmgrInfo flinfo 
)
static

Definition at line 55 of file btree_int2.c.

References int16key::lower, and int16key::upper.

56 {
57  int16KEY *ia = (int16KEY *) (((const Nsrt *) a)->t);
58  int16KEY *ib = (int16KEY *) (((const Nsrt *) b)->t);
59 
60  if (ia->lower == ib->lower)
61  {
62  if (ia->upper == ib->upper)
63  return 0;
64 
65  return (ia->upper > ib->upper) ? 1 : -1;
66  }
67 
68  return (ia->lower > ib->lower) ? 1 : -1;
69 }
int16 upper
Definition: btree_int2.c:13
int16 lower
Definition: btree_int2.c:12

◆ gbt_int2le()

static bool gbt_int2le ( const void *  a,
const void *  b,
FmgrInfo flinfo 
)
static

Definition at line 44 of file btree_int2.c.

45 {
46  return (*((const int16 *) a) <= *((const int16 *) b));
47 }
signed short int16
Definition: c.h:361

◆ gbt_int2lt()

static bool gbt_int2lt ( const void *  a,
const void *  b,
FmgrInfo flinfo 
)
static

Definition at line 49 of file btree_int2.c.

50 {
51  return (*((const int16 *) a) < *((const int16 *) b));
52 }
signed short int16
Definition: c.h:361

◆ int2_dist()

Datum int2_dist ( PG_FUNCTION_ARGS  )

Definition at line 95 of file btree_int2.c.

References Abs, ereport, errcode(), errmsg(), ERROR, PG_GETARG_INT16, PG_INT16_MIN, PG_RETURN_INT16, and pg_sub_s16_overflow().

96 {
97  int16 a = PG_GETARG_INT16(0);
98  int16 b = PG_GETARG_INT16(1);
99  int16 r;
100  int16 ra;
101 
102  if (pg_sub_s16_overflow(a, b, &r) ||
103  r == PG_INT16_MIN)
104  ereport(ERROR,
105  (errcode(ERRCODE_NUMERIC_VALUE_OUT_OF_RANGE),
106  errmsg("smallint out of range")));
107 
108  ra = Abs(r);
109 
110  PG_RETURN_INT16(ra);
111 }
signed short int16
Definition: c.h:361
#define PG_RETURN_INT16(x)
Definition: fmgr.h:355
int errcode(int sqlerrcode)
Definition: elog.c:610
#define Abs(x)
Definition: c.h:933
#define ERROR
Definition: elog.h:43
#define PG_INT16_MIN
Definition: c.h:453
#define PG_GETARG_INT16(n)
Definition: fmgr.h:271
#define ereport(elevel,...)
Definition: elog.h:144
static bool pg_sub_s16_overflow(int16 a, int16 b, int16 *result)
Definition: int.h:65
int errmsg(const char *fmt,...)
Definition: elog.c:824

◆ PG_FUNCTION_INFO_V1() [1/9]

PG_FUNCTION_INFO_V1 ( gbt_int2_compress  )

◆ PG_FUNCTION_INFO_V1() [2/9]

PG_FUNCTION_INFO_V1 ( gbt_int2_fetch  )

◆ PG_FUNCTION_INFO_V1() [3/9]

PG_FUNCTION_INFO_V1 ( gbt_int2_union  )

◆ PG_FUNCTION_INFO_V1() [4/9]

PG_FUNCTION_INFO_V1 ( gbt_int2_picksplit  )

◆ PG_FUNCTION_INFO_V1() [5/9]

PG_FUNCTION_INFO_V1 ( gbt_int2_consistent  )

◆ PG_FUNCTION_INFO_V1() [6/9]

PG_FUNCTION_INFO_V1 ( gbt_int2_distance  )

◆ PG_FUNCTION_INFO_V1() [7/9]

PG_FUNCTION_INFO_V1 ( gbt_int2_penalty  )

◆ PG_FUNCTION_INFO_V1() [8/9]

PG_FUNCTION_INFO_V1 ( gbt_int2_same  )

◆ PG_FUNCTION_INFO_V1() [9/9]

PG_FUNCTION_INFO_V1 ( int2_dist  )

Variable Documentation

◆ tinfo

const gbtree_ninfo tinfo
static
Initial value:
=
{
sizeof(int16),
4,
}
signed short int16
Definition: c.h:361
static bool gbt_int2gt(const void *a, const void *b, FmgrInfo *flinfo)
Definition: btree_int2.c:29
static bool gbt_int2lt(const void *a, const void *b, FmgrInfo *flinfo)
Definition: btree_int2.c:49
static bool gbt_int2le(const void *a, const void *b, FmgrInfo *flinfo)
Definition: btree_int2.c:44
static float8 gbt_int2_dist(const void *a, const void *b, FmgrInfo *flinfo)
Definition: btree_int2.c:72
static bool gbt_int2eq(const void *a, const void *b, FmgrInfo *flinfo)
Definition: btree_int2.c:39
static int gbt_int2key_cmp(const void *a, const void *b, FmgrInfo *flinfo)
Definition: btree_int2.c:55
static bool gbt_int2ge(const void *a, const void *b, FmgrInfo *flinfo)
Definition: btree_int2.c:34

Definition at line 78 of file btree_int2.c.