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

Go to the source code of this file.

Data Structures

struct  cashKEY
 

Functions

 PG_FUNCTION_INFO_V1 (gbt_cash_compress)
 
 PG_FUNCTION_INFO_V1 (gbt_cash_fetch)
 
 PG_FUNCTION_INFO_V1 (gbt_cash_union)
 
 PG_FUNCTION_INFO_V1 (gbt_cash_picksplit)
 
 PG_FUNCTION_INFO_V1 (gbt_cash_consistent)
 
 PG_FUNCTION_INFO_V1 (gbt_cash_distance)
 
 PG_FUNCTION_INFO_V1 (gbt_cash_penalty)
 
 PG_FUNCTION_INFO_V1 (gbt_cash_same)
 
static bool gbt_cashgt (const void *a, const void *b, FmgrInfo *flinfo)
 
static bool gbt_cashge (const void *a, const void *b, FmgrInfo *flinfo)
 
static bool gbt_casheq (const void *a, const void *b, FmgrInfo *flinfo)
 
static bool gbt_cashle (const void *a, const void *b, FmgrInfo *flinfo)
 
static bool gbt_cashlt (const void *a, const void *b, FmgrInfo *flinfo)
 
static int gbt_cashkey_cmp (const void *a, const void *b, FmgrInfo *flinfo)
 
static float8 gbt_cash_dist (const void *a, const void *b, FmgrInfo *flinfo)
 
 PG_FUNCTION_INFO_V1 (cash_dist)
 
Datum cash_dist (PG_FUNCTION_ARGS)
 
Datum gbt_cash_compress (PG_FUNCTION_ARGS)
 
Datum gbt_cash_fetch (PG_FUNCTION_ARGS)
 
Datum gbt_cash_consistent (PG_FUNCTION_ARGS)
 
Datum gbt_cash_distance (PG_FUNCTION_ARGS)
 
Datum gbt_cash_union (PG_FUNCTION_ARGS)
 
Datum gbt_cash_penalty (PG_FUNCTION_ARGS)
 
Datum gbt_cash_picksplit (PG_FUNCTION_ARGS)
 
Datum gbt_cash_same (PG_FUNCTION_ARGS)
 

Variables

static const gbtree_ninfo tinfo
 

Function Documentation

◆ cash_dist()

Datum cash_dist ( PG_FUNCTION_ARGS  )

Definition at line 96 of file btree_cash.c.

97 {
98  Cash a = PG_GETARG_CASH(0);
99  Cash b = PG_GETARG_CASH(1);
100  Cash r;
101  Cash ra;
102 
103  if (pg_sub_s64_overflow(a, b, &r) ||
104  r == PG_INT64_MIN)
105  ereport(ERROR,
106  (errcode(ERRCODE_NUMERIC_VALUE_OUT_OF_RANGE),
107  errmsg("money out of range")));
108 
109  ra = i64abs(r);
110 
111  PG_RETURN_CASH(ra);
112 }
#define PG_INT64_MIN
Definition: c.h:594
#define i64abs(i)
Definition: c.h:1310
int64 Cash
Definition: cash.h:17
#define PG_RETURN_CASH(x)
Definition: cash.h:33
#define PG_GETARG_CASH(n)
Definition: cash.h:32
int errcode(int sqlerrcode)
Definition: elog.c:853
int errmsg(const char *fmt,...)
Definition: elog.c:1070
#define ERROR
Definition: elog.h:39
#define ereport(elevel,...)
Definition: elog.h:149
static bool pg_sub_s64_overflow(int64 a, int64 b, int64 *result)
Definition: int.h:230
int b
Definition: isn.c:69
int a
Definition: isn.c:68

References a, b, ereport, errcode(), errmsg(), ERROR, i64abs, PG_GETARG_CASH, PG_INT64_MIN, PG_RETURN_CASH, and pg_sub_s64_overflow().

◆ gbt_cash_compress()

Datum gbt_cash_compress ( PG_FUNCTION_ARGS  )

Definition at line 120 of file btree_cash.c.

121 {
122  GISTENTRY *entry = (GISTENTRY *) PG_GETARG_POINTER(0);
123 
125 }
static const gbtree_ninfo tinfo
Definition: btree_cash.c:79
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_cash_consistent()

Datum gbt_cash_consistent ( PG_FUNCTION_ARGS  )

Definition at line 136 of file btree_cash.c.

137 {
138  GISTENTRY *entry = (GISTENTRY *) PG_GETARG_POINTER(0);
139  Cash query = PG_GETARG_CASH(1);
141 
142  /* Oid subtype = PG_GETARG_OID(3); */
143  bool *recheck = (bool *) PG_GETARG_POINTER(4);
144  cashKEY *kkk = (cashKEY *) 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,
155  fcinfo->flinfo));
156 }
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
#define PG_GETARG_UINT16(n)
Definition: fmgr.h:272
#define PG_RETURN_BOOL(x)
Definition: fmgr.h:359
#define GIST_LEAF(entry)
Definition: gist.h:170
static Pointer DatumGetPointer(Datum X)
Definition: postgres.h:312
uint16 StrategyNumber
Definition: stratnum.h:22
Datum key
Definition: gist.h:160
Cash lower
Definition: btree_cash.c:13
Cash upper
Definition: btree_cash.c:14

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

◆ gbt_cash_dist()

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

Definition at line 73 of file btree_cash.c.

74 {
75  return GET_FLOAT_DISTANCE(Cash, a, b);
76 }
#define GET_FLOAT_DISTANCE(t, arg1, arg2)

References a, b, and GET_FLOAT_DISTANCE.

◆ gbt_cash_distance()

Datum gbt_cash_distance ( PG_FUNCTION_ARGS  )

Definition at line 160 of file btree_cash.c.

161 {
162  GISTENTRY *entry = (GISTENTRY *) PG_GETARG_POINTER(0);
163  Cash query = PG_GETARG_CASH(1);
164 
165  /* Oid subtype = PG_GETARG_OID(3); */
166  cashKEY *kkk = (cashKEY *) DatumGetPointer(entry->key);
168 
169  key.lower = (GBT_NUMKEY *) &kkk->lower;
170  key.upper = (GBT_NUMKEY *) &kkk->upper;
171 
172  PG_RETURN_FLOAT8(gbt_num_distance(&key, (void *) &query, GIST_LEAF(entry),
173  &tinfo, fcinfo->flinfo));
174 }
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, cashKEY::lower, PG_GETARG_CASH, PG_GETARG_POINTER, PG_RETURN_FLOAT8, tinfo, and cashKEY::upper.

◆ gbt_cash_fetch()

Datum gbt_cash_fetch ( PG_FUNCTION_ARGS  )

Definition at line 128 of file btree_cash.c.

129 {
130  GISTENTRY *entry = (GISTENTRY *) PG_GETARG_POINTER(0);
131 
133 }
GISTENTRY * gbt_num_fetch(GISTENTRY *entry, const gbtree_ninfo *tinfo)

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

◆ gbt_cash_penalty()

Datum gbt_cash_penalty ( PG_FUNCTION_ARGS  )

Definition at line 189 of file btree_cash.c.

190 {
191  cashKEY *origentry = (cashKEY *) DatumGetPointer(((GISTENTRY *) PG_GETARG_POINTER(0))->key);
192  cashKEY *newentry = (cashKEY *) DatumGetPointer(((GISTENTRY *) PG_GETARG_POINTER(1))->key);
193  float *result = (float *) PG_GETARG_POINTER(2);
194 
195  penalty_num(result, origentry->lower, origentry->upper, newentry->lower, newentry->upper);
196 
197  PG_RETURN_POINTER(result);
198 }
#define penalty_num(result, olower, oupper, nlower, nupper)

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

◆ gbt_cash_picksplit()

Datum gbt_cash_picksplit ( PG_FUNCTION_ARGS  )

Definition at line 201 of file btree_cash.c.

202 {
205  &tinfo, fcinfo->flinfo));
206 }
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_cash_same()

Datum gbt_cash_same ( PG_FUNCTION_ARGS  )

Definition at line 209 of file btree_cash.c.

210 {
211  cashKEY *b1 = (cashKEY *) PG_GETARG_POINTER(0);
212  cashKEY *b2 = (cashKEY *) PG_GETARG_POINTER(1);
213  bool *result = (bool *) PG_GETARG_POINTER(2);
214 
215  *result = gbt_num_same((void *) b1, (void *) b2, &tinfo, fcinfo->flinfo);
216  PG_RETURN_POINTER(result);
217 }
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_cash_union()

Datum gbt_cash_union ( PG_FUNCTION_ARGS  )

Definition at line 178 of file btree_cash.c.

179 {
181  void *out = palloc(sizeof(cashKEY));
182 
183  *(int *) PG_GETARG_POINTER(1) = sizeof(cashKEY);
184  PG_RETURN_POINTER(gbt_num_union((void *) out, entryvec, &tinfo, fcinfo->flinfo));
185 }
void * gbt_num_union(GBT_NUMKEY *out, const GistEntryVector *entryvec, const gbtree_ninfo *tinfo, FmgrInfo *flinfo)
void * palloc(Size size)
Definition: mcxt.c:1317

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

◆ gbt_casheq()

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

Definition at line 40 of file btree_cash.c.

41 {
42  return (*((const Cash *) a) == *((const Cash *) b));
43 }

References a, and b.

◆ gbt_cashge()

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

Definition at line 35 of file btree_cash.c.

36 {
37  return (*((const Cash *) a) >= *((const Cash *) b));
38 }

References a, and b.

◆ gbt_cashgt()

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

Definition at line 30 of file btree_cash.c.

31 {
32  return (*((const Cash *) a) > *((const Cash *) b));
33 }

References a, and b.

◆ gbt_cashkey_cmp()

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

Definition at line 56 of file btree_cash.c.

57 {
58  cashKEY *ia = (cashKEY *) (((const Nsrt *) a)->t);
59  cashKEY *ib = (cashKEY *) (((const Nsrt *) b)->t);
60 
61  if (ia->lower == ib->lower)
62  {
63  if (ia->upper == ib->upper)
64  return 0;
65 
66  return (ia->upper > ib->upper) ? 1 : -1;
67  }
68 
69  return (ia->lower > ib->lower) ? 1 : -1;
70 }

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

◆ gbt_cashle()

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

Definition at line 45 of file btree_cash.c.

46 {
47  return (*((const Cash *) a) <= *((const Cash *) b));
48 }

References a, and b.

◆ gbt_cashlt()

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

Definition at line 50 of file btree_cash.c.

51 {
52  return (*((const Cash *) a) < *((const Cash *) b));
53 }

References a, and b.

◆ PG_FUNCTION_INFO_V1() [1/9]

PG_FUNCTION_INFO_V1 ( cash_dist  )

◆ PG_FUNCTION_INFO_V1() [2/9]

PG_FUNCTION_INFO_V1 ( gbt_cash_compress  )

◆ PG_FUNCTION_INFO_V1() [3/9]

PG_FUNCTION_INFO_V1 ( gbt_cash_consistent  )

◆ PG_FUNCTION_INFO_V1() [4/9]

PG_FUNCTION_INFO_V1 ( gbt_cash_distance  )

◆ PG_FUNCTION_INFO_V1() [5/9]

PG_FUNCTION_INFO_V1 ( gbt_cash_fetch  )

◆ PG_FUNCTION_INFO_V1() [6/9]

PG_FUNCTION_INFO_V1 ( gbt_cash_penalty  )

◆ PG_FUNCTION_INFO_V1() [7/9]

PG_FUNCTION_INFO_V1 ( gbt_cash_picksplit  )

◆ PG_FUNCTION_INFO_V1() [8/9]

PG_FUNCTION_INFO_V1 ( gbt_cash_same  )

◆ PG_FUNCTION_INFO_V1() [9/9]

PG_FUNCTION_INFO_V1 ( gbt_cash_union  )

Variable Documentation

◆ tinfo

const gbtree_ninfo tinfo
static
Initial value:
=
{
sizeof(Cash),
16,
}
static bool gbt_casheq(const void *a, const void *b, FmgrInfo *flinfo)
Definition: btree_cash.c:40
static bool gbt_cashgt(const void *a, const void *b, FmgrInfo *flinfo)
Definition: btree_cash.c:30
static int gbt_cashkey_cmp(const void *a, const void *b, FmgrInfo *flinfo)
Definition: btree_cash.c:56
static bool gbt_cashlt(const void *a, const void *b, FmgrInfo *flinfo)
Definition: btree_cash.c:50
static float8 gbt_cash_dist(const void *a, const void *b, FmgrInfo *flinfo)
Definition: btree_cash.c:73
static bool gbt_cashle(const void *a, const void *b, FmgrInfo *flinfo)
Definition: btree_cash.c:45
static bool gbt_cashge(const void *a, const void *b, FmgrInfo *flinfo)
Definition: btree_cash.c:35
@ gbt_t_cash
Definition: btree_gist.h:24

Definition at line 79 of file btree_cash.c.

Referenced by gbt_cash_compress(), gbt_cash_consistent(), gbt_cash_distance(), gbt_cash_fetch(), gbt_cash_picksplit(), gbt_cash_same(), and gbt_cash_union().