PostgreSQL Source Code git master
json.h File Reference
#include "lib/stringinfo.h"
Include dependency graph for json.h:
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Functions

void escape_json (StringInfo buf, const char *str)
 
void escape_json_with_len (StringInfo buf, const char *str, int len)
 
void escape_json_text (StringInfo buf, const text *txt)
 
char * JsonEncodeDateTime (char *buf, Datum value, Oid typid, const int *tzp)
 
bool to_json_is_immutable (Oid typoid)
 
Datum json_build_object_worker (int nargs, const Datum *args, const bool *nulls, const Oid *types, bool absent_on_null, bool unique_keys)
 
Datum json_build_array_worker (int nargs, const Datum *args, const bool *nulls, const Oid *types, bool absent_on_null)
 
bool json_validate (text *json, bool check_unique_keys, bool throw_error)
 

Function Documentation

◆ escape_json()

void escape_json ( StringInfo  buf,
const char *  str 
)

Definition at line 1602 of file json.c.

1603{
1605
1606 for (; *str != '\0'; str++)
1608
1610}
const char * str
static pg_attribute_always_inline void escape_json_char(StringInfo buf, char c)
Definition: json.c:1562
static char * buf
Definition: pg_test_fsync.c:72
#define appendStringInfoCharMacro(str, ch)
Definition: stringinfo.h:231

References appendStringInfoCharMacro, buf, escape_json_char(), and str.

Referenced by appendJSONKeyValue(), composite_to_json(), datum_to_json_internal(), escape_yaml(), ExplainDummyGroup(), ExplainOpenGroup(), ExplainProperty(), ExplainPropertyList(), ExplainPropertyListNested(), populate_scalar(), sn_object_field_start(), sn_scalar(), transform_string_values_object_field_start(), transformJsonTableColumn(), and write_jsonlog().

◆ escape_json_text()

void escape_json_text ( StringInfo  buf,
const text txt 
)

Definition at line 1736 of file json.c.

1737{
1738 /* must cast away the const, unfortunately */
1739 text *tunpacked = pg_detoast_datum_packed(unconstify(text *, txt));
1740 int len = VARSIZE_ANY_EXHDR(tunpacked);
1741 char *str;
1742
1743 str = VARDATA_ANY(tunpacked);
1744
1746
1747 /* pfree any detoasted values */
1748 if (tunpacked != txt)
1749 pfree(tunpacked);
1750}
#define unconstify(underlying_type, expr)
Definition: c.h:1202
struct varlena * pg_detoast_datum_packed(struct varlena *datum)
Definition: fmgr.c:1864
void escape_json_with_len(StringInfo buf, const char *str, int len)
Definition: json.c:1631
void pfree(void *pointer)
Definition: mcxt.c:1521
const void size_t len
Definition: c.h:644
#define VARDATA_ANY(PTR)
Definition: varatt.h:324
#define VARSIZE_ANY_EXHDR(PTR)
Definition: varatt.h:317

References buf, escape_json_with_len(), len, pfree(), pg_detoast_datum_packed(), str, unconstify, VARDATA_ANY, and VARSIZE_ANY_EXHDR.

Referenced by datum_to_json_internal(), json_object(), json_object_two_arg(), and transform_string_values_scalar().

◆ escape_json_with_len()

void escape_json_with_len ( StringInfo  buf,
const char *  str,
int  len 
)

Definition at line 1631 of file json.c.

1632{
1633 int vlen;
1634
1635 Assert(len >= 0);
1636
1637 /*
1638 * Since we know the minimum length we'll need to append, let's just
1639 * enlarge the buffer now rather than incrementally making more space when
1640 * we run out. Add two extra bytes for the enclosing quotes.
1641 */
1643
1644 /*
1645 * Figure out how many bytes to process using SIMD. Round 'len' down to
1646 * the previous multiple of sizeof(Vector8), assuming that's a power-of-2.
1647 */
1648 vlen = len & (int) (~(sizeof(Vector8) - 1));
1649
1651
1652 for (int i = 0, copypos = 0;;)
1653 {
1654 /*
1655 * To speed this up, try searching sizeof(Vector8) bytes at once for
1656 * special characters that we need to escape. When we find one, we
1657 * fall out of the Vector8 loop and copy the portion we've vector
1658 * searched and then we process sizeof(Vector8) bytes one byte at a
1659 * time. Once done, come back and try doing vector searching again.
1660 * We'll also process any remaining bytes at the tail end of the
1661 * string byte-by-byte. This optimization assumes that most chunks of
1662 * sizeof(Vector8) bytes won't contain any special characters.
1663 */
1664 for (; i < vlen; i += sizeof(Vector8))
1665 {
1666 Vector8 chunk;
1667
1668 vector8_load(&chunk, (const uint8 *) &str[i]);
1669
1670 /*
1671 * Break on anything less than ' ' or if we find a '"' or '\\'.
1672 * Those need special handling. That's done in the per-byte loop.
1673 */
1674 if (vector8_has_le(chunk, (unsigned char) 0x1F) ||
1675 vector8_has(chunk, (unsigned char) '"') ||
1676 vector8_has(chunk, (unsigned char) '\\'))
1677 break;
1678
1679#ifdef ESCAPE_JSON_FLUSH_AFTER
1680
1681 /*
1682 * Flush what's been checked so far out to the destination buffer
1683 * every so often to avoid having to re-read cachelines when
1684 * escaping large strings.
1685 */
1686 if (i - copypos >= ESCAPE_JSON_FLUSH_AFTER)
1687 {
1688 appendBinaryStringInfo(buf, &str[copypos], i - copypos);
1689 copypos = i;
1690 }
1691#endif
1692 }
1693
1694 /*
1695 * Write to the destination up to the point that we've vector searched
1696 * so far. Do this only when switching into per-byte mode rather than
1697 * once every sizeof(Vector8) bytes.
1698 */
1699 if (copypos < i)
1700 {
1701 appendBinaryStringInfo(buf, &str[copypos], i - copypos);
1702 copypos = i;
1703 }
1704
1705 /*
1706 * Per-byte loop for Vector8s containing special chars and for
1707 * processing the tail of the string.
1708 */
1709 for (int b = 0; b < sizeof(Vector8); b++)
1710 {
1711 /* check if we've finished */
1712 if (i == len)
1713 goto done;
1714
1715 Assert(i < len);
1716
1718 }
1719
1720 copypos = i;
1721 /* We're not done yet. Try the vector search again. */
1722 }
1723
1724done:
1726}
uint8_t uint8
Definition: c.h:486
#define Assert(condition)
Definition: c.h:815
int b
Definition: isn.c:69
int i
Definition: isn.c:72
#define ESCAPE_JSON_FLUSH_AFTER
Definition: json.c:1622
static bool vector8_has_le(const Vector8 v, const uint8 c)
Definition: simd.h:213
static void vector8_load(Vector8 *v, const uint8 *s)
Definition: simd.h:108
uint64 Vector8
Definition: simd.h:60
static bool vector8_has(const Vector8 v, const uint8 c)
Definition: simd.h:162
void enlargeStringInfo(StringInfo str, int needed)
Definition: stringinfo.c:337
void appendBinaryStringInfo(StringInfo str, const void *data, int datalen)
Definition: stringinfo.c:281

References appendBinaryStringInfo(), appendStringInfoCharMacro, Assert, b, buf, enlargeStringInfo(), escape_json_char(), ESCAPE_JSON_FLUSH_AFTER, i, len, str, vector8_has(), vector8_has_le(), and vector8_load().

Referenced by AddFileToBackupManifest(), escape_json_text(), hstore_to_json(), hstore_to_json_loose(), jsonb_put_escaped_value(), populate_scalar(), and printJsonPathItem().

◆ json_build_array_worker()

Datum json_build_array_worker ( int  nargs,
const Datum args,
const bool *  nulls,
const Oid types,
bool  absent_on_null 
)

Definition at line 1344 of file json.c.

1346{
1347 int i;
1348 const char *sep = "";
1349 StringInfo result;
1350
1351 result = makeStringInfo();
1352
1353 appendStringInfoChar(result, '[');
1354
1355 for (i = 0; i < nargs; i++)
1356 {
1357 if (absent_on_null && nulls[i])
1358 continue;
1359
1360 appendStringInfoString(result, sep);
1361 sep = ", ";
1362 add_json(args[i], nulls[i], result, types[i], false);
1363 }
1364
1365 appendStringInfoChar(result, ']');
1366
1367 return PointerGetDatum(cstring_to_text_with_len(result->data, result->len));
1368}
struct typedefs * types
Definition: ecpg.c:30
static void add_json(Datum val, bool is_null, StringInfo result, Oid val_type, bool key_scalar)
Definition: json.c:602
static Datum PointerGetDatum(const void *X)
Definition: postgres.h:327
StringInfo makeStringInfo(void)
Definition: stringinfo.c:72
void appendStringInfoString(StringInfo str, const char *s)
Definition: stringinfo.c:230
void appendStringInfoChar(StringInfo str, char ch)
Definition: stringinfo.c:242
text * cstring_to_text_with_len(const char *s, int len)
Definition: varlena.c:196

References add_json(), appendStringInfoChar(), appendStringInfoString(), generate_unaccent_rules::args, cstring_to_text_with_len(), StringInfoData::data, i, StringInfoData::len, makeStringInfo(), PointerGetDatum(), and types.

Referenced by ExecEvalJsonConstructor(), and json_build_array().

◆ json_build_object_worker()

Datum json_build_object_worker ( int  nargs,
const Datum args,
const bool *  nulls,
const Oid types,
bool  absent_on_null,
bool  unique_keys 
)

Definition at line 1224 of file json.c.

1226{
1227 int i;
1228 const char *sep = "";
1229 StringInfo result;
1230 JsonUniqueBuilderState unique_check;
1231
1232 if (nargs % 2 != 0)
1233 ereport(ERROR,
1234 (errcode(ERRCODE_INVALID_PARAMETER_VALUE),
1235 errmsg("argument list must have even number of elements"),
1236 /* translator: %s is a SQL function name */
1237 errhint("The arguments of %s must consist of alternating keys and values.",
1238 "json_build_object()")));
1239
1240 result = makeStringInfo();
1241
1242 appendStringInfoChar(result, '{');
1243
1244 if (unique_keys)
1245 json_unique_builder_init(&unique_check);
1246
1247 for (i = 0; i < nargs; i += 2)
1248 {
1249 StringInfo out;
1250 bool skip;
1251 int key_offset;
1252
1253 /* Skip null values if absent_on_null */
1254 skip = absent_on_null && nulls[i + 1];
1255
1256 if (skip)
1257 {
1258 /* If key uniqueness check is needed we must save skipped keys */
1259 if (!unique_keys)
1260 continue;
1261
1262 out = json_unique_builder_get_throwawaybuf(&unique_check);
1263 }
1264 else
1265 {
1266 appendStringInfoString(result, sep);
1267 sep = ", ";
1268 out = result;
1269 }
1270
1271 /* process key */
1272 if (nulls[i])
1273 ereport(ERROR,
1274 (errcode(ERRCODE_NULL_VALUE_NOT_ALLOWED),
1275 errmsg("null value not allowed for object key")));
1276
1277 /* save key offset before appending it */
1278 key_offset = out->len;
1279
1280 add_json(args[i], false, out, types[i], true);
1281
1282 if (unique_keys)
1283 {
1284 /*
1285 * check key uniqueness after key appending
1286 *
1287 * Copy the key first, instead of pointing into the buffer. It
1288 * will be added to the hash table, but the buffer may get
1289 * reallocated as we're appending more data to it. That would
1290 * invalidate pointers to keys in the current buffer.
1291 */
1292 const char *key = pstrdup(&out->data[key_offset]);
1293
1294 if (!json_unique_check_key(&unique_check.check, key, 0))
1295 ereport(ERROR,
1296 errcode(ERRCODE_DUPLICATE_JSON_OBJECT_KEY_VALUE),
1297 errmsg("duplicate JSON object key value: %s", key));
1298
1299 if (skip)
1300 continue;
1301 }
1302
1303 appendStringInfoString(result, " : ");
1304
1305 /* process value */
1306 add_json(args[i + 1], nulls[i + 1], result, types[i + 1], false);
1307 }
1308
1309 appendStringInfoChar(result, '}');
1310
1311 return PointerGetDatum(cstring_to_text_with_len(result->data, result->len));
1312}
int errhint(const char *fmt,...)
Definition: elog.c:1317
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 StringInfo json_unique_builder_get_throwawaybuf(JsonUniqueBuilderState *cxt)
Definition: json.c:978
static bool json_unique_check_key(JsonUniqueCheckState *cxt, const char *key, int object_id)
Definition: json.c:958
static void json_unique_builder_init(JsonUniqueBuilderState *cxt)
Definition: json.c:950
char * pstrdup(const char *in)
Definition: mcxt.c:1696
static const struct exclude_list_item skip[]
Definition: pg_checksums.c:107
JsonUniqueCheckState check
Definition: json.c:71

References add_json(), appendStringInfoChar(), appendStringInfoString(), generate_unaccent_rules::args, JsonUniqueBuilderState::check, cstring_to_text_with_len(), StringInfoData::data, ereport, errcode(), errhint(), errmsg(), ERROR, i, json_unique_builder_get_throwawaybuf(), json_unique_builder_init(), json_unique_check_key(), sort-test::key, StringInfoData::len, makeStringInfo(), PointerGetDatum(), pstrdup(), skip, and types.

Referenced by ExecEvalJsonConstructor(), and json_build_object().

◆ json_validate()

bool json_validate ( text json,
bool  check_unique_keys,
bool  throw_error 
)

Definition at line 1812 of file json.c.

1813{
1814 JsonLexContext lex;
1815 JsonSemAction uniqueSemAction = {0};
1817 JsonParseErrorType result;
1818
1819 makeJsonLexContext(&lex, json, check_unique_keys);
1820
1821 if (check_unique_keys)
1822 {
1823 state.lex = &lex;
1824 state.stack = NULL;
1825 state.id_counter = 0;
1826 state.unique = true;
1828
1829 uniqueSemAction.semstate = &state;
1830 uniqueSemAction.object_start = json_unique_object_start;
1832 uniqueSemAction.object_end = json_unique_object_end;
1833 }
1834
1835 result = pg_parse_json(&lex, check_unique_keys ? &uniqueSemAction : &nullSemAction);
1836
1837 if (result != JSON_SUCCESS)
1838 {
1839 if (throw_error)
1840 json_errsave_error(result, &lex, NULL);
1841
1842 return false; /* invalid json */
1843 }
1844
1845 if (check_unique_keys && !state.unique)
1846 {
1847 if (throw_error)
1848 ereport(ERROR,
1849 (errcode(ERRCODE_DUPLICATE_JSON_OBJECT_KEY_VALUE),
1850 errmsg("duplicate JSON object key value")));
1851
1852 return false; /* not unique keys */
1853 }
1854
1855 if (check_unique_keys)
1856 freeJsonLexContext(&lex);
1857
1858 return true; /* ok */
1859}
static JsonParseErrorType json_unique_object_start(void *_state)
Definition: json.c:1754
static void json_unique_check_init(JsonUniqueCheckState *cxt)
Definition: json.c:932
static JsonParseErrorType json_unique_object_field_start(void *_state, char *field, bool isnull)
Definition: json.c:1787
static JsonParseErrorType json_unique_object_end(void *_state)
Definition: json.c:1772
JsonParseErrorType pg_parse_json(JsonLexContext *lex, const JsonSemAction *sem)
Definition: jsonapi.c:744
const JsonSemAction nullSemAction
Definition: jsonapi.c:287
void freeJsonLexContext(JsonLexContext *lex)
Definition: jsonapi.c:687
JsonParseErrorType
Definition: jsonapi.h:35
@ JSON_SUCCESS
Definition: jsonapi.h:36
JsonLexContext * makeJsonLexContext(JsonLexContext *lex, text *json, bool need_escapes)
Definition: jsonfuncs.c:539
void json_errsave_error(JsonParseErrorType error, JsonLexContext *lex, Node *escontext)
Definition: jsonfuncs.c:640
json_struct_action object_start
Definition: jsonapi.h:154
json_ofield_action object_field_start
Definition: jsonapi.h:158
void * semstate
Definition: jsonapi.h:153
json_struct_action object_end
Definition: jsonapi.h:155
Definition: regguts.h:323

References ereport, errcode(), errmsg(), ERROR, freeJsonLexContext(), json_errsave_error(), JSON_SUCCESS, json_unique_check_init(), json_unique_object_end(), json_unique_object_field_start(), json_unique_object_start(), makeJsonLexContext(), nullSemAction, JsonSemAction::object_end, JsonSemAction::object_field_start, JsonSemAction::object_start, pg_parse_json(), and JsonSemAction::semstate.

Referenced by ExecEvalJsonConstructor(), and ExecEvalJsonIsPredicate().

◆ JsonEncodeDateTime()

char * JsonEncodeDateTime ( char *  buf,
Datum  value,
Oid  typid,
const int *  tzp 
)

Definition at line 310 of file json.c.

311{
312 if (!buf)
313 buf = palloc(MAXDATELEN + 1);
314
315 switch (typid)
316 {
317 case DATEOID:
318 {
320 struct pg_tm tm;
321
323
324 /* Same as date_out(), but forcing DateStyle */
327 else
328 {
330 &(tm.tm_year), &(tm.tm_mon), &(tm.tm_mday));
332 }
333 }
334 break;
335 case TIMEOID:
336 {
338 struct pg_tm tt,
339 *tm = &tt;
340 fsec_t fsec;
341
342 /* Same as time_out(), but forcing DateStyle */
343 time2tm(time, tm, &fsec);
344 EncodeTimeOnly(tm, fsec, false, 0, USE_XSD_DATES, buf);
345 }
346 break;
347 case TIMETZOID:
348 {
350 struct pg_tm tt,
351 *tm = &tt;
352 fsec_t fsec;
353 int tz;
354
355 /* Same as timetz_out(), but forcing DateStyle */
356 timetz2tm(time, tm, &fsec, &tz);
357 EncodeTimeOnly(tm, fsec, true, tz, USE_XSD_DATES, buf);
358 }
359 break;
360 case TIMESTAMPOID:
361 {
363 struct pg_tm tm;
364 fsec_t fsec;
365
367 /* Same as timestamp_out(), but forcing DateStyle */
370 else if (timestamp2tm(timestamp, NULL, &tm, &fsec, NULL, NULL) == 0)
371 EncodeDateTime(&tm, fsec, false, 0, NULL, USE_XSD_DATES, buf);
372 else
374 (errcode(ERRCODE_DATETIME_VALUE_OUT_OF_RANGE),
375 errmsg("timestamp out of range")));
376 }
377 break;
378 case TIMESTAMPTZOID:
379 {
381 struct pg_tm tm;
382 int tz;
383 fsec_t fsec;
384 const char *tzn = NULL;
385
387
388 /*
389 * If a time zone is specified, we apply the time-zone shift,
390 * convert timestamptz to pg_tm as if it were without a time
391 * zone, and then use the specified time zone for converting
392 * the timestamp into a string.
393 */
394 if (tzp)
395 {
396 tz = *tzp;
398 }
399
400 /* Same as timestamptz_out(), but forcing DateStyle */
403 else if (timestamp2tm(timestamp, tzp ? NULL : &tz, &tm, &fsec,
404 tzp ? NULL : &tzn, NULL) == 0)
405 {
406 if (tzp)
407 tm.tm_isdst = 1; /* set time-zone presence flag */
408
409 EncodeDateTime(&tm, fsec, true, tz, tzn, USE_XSD_DATES, buf);
410 }
411 else
413 (errcode(ERRCODE_DATETIME_VALUE_OUT_OF_RANGE),
414 errmsg("timestamp out of range")));
415 }
416 break;
417 default:
418 elog(ERROR, "unknown jsonb value datetime type oid %u", typid);
419 return NULL;
420 }
421
422 return buf;
423}
void EncodeTimeOnly(struct pg_tm *tm, fsec_t fsec, bool print_tz, int tz, int style, char *str)
Definition: datetime.c:4428
void j2date(int jd, int *year, int *month, int *day)
Definition: datetime.c:321
void EncodeDateTime(struct pg_tm *tm, fsec_t fsec, bool print_tz, int tz, const char *tzn, int style, char *str)
Definition: datetime.c:4458
void EncodeDateOnly(struct pg_tm *tm, int style, char *str)
Definition: datetime.c:4343
void EncodeSpecialTimestamp(Timestamp dt, char *str)
Definition: timestamp.c:1586
int timestamp2tm(Timestamp dt, int *tzp, struct pg_tm *tm, fsec_t *fsec, const char **tzn, pg_tz *attimezone)
Definition: timestamp.c:1891
int64 Timestamp
Definition: timestamp.h:38
int64 TimestampTz
Definition: timestamp.h:39
int32 fsec_t
Definition: timestamp.h:41
#define USECS_PER_SEC
Definition: timestamp.h:134
#define TIMESTAMP_NOT_FINITE(j)
Definition: timestamp.h:169
#define POSTGRES_EPOCH_JDATE
Definition: timestamp.h:235
int timetz2tm(TimeTzADT *time, struct pg_tm *tm, fsec_t *fsec, int *tzp)
Definition: date.c:2422
int time2tm(TimeADT time, struct pg_tm *tm, fsec_t *fsec)
Definition: date.c:1507
void EncodeSpecialDate(DateADT dt, char *str)
Definition: date.c:301
#define DATE_NOT_FINITE(j)
Definition: date.h:43
static TimeTzADT * DatumGetTimeTzADTP(Datum X)
Definition: date.h:66
int32 DateADT
Definition: date.h:23
static DateADT DatumGetDateADT(Datum X)
Definition: date.h:54
static TimeADT DatumGetTimeADT(Datum X)
Definition: date.h:60
int64 TimeADT
Definition: date.h:25
#define elog(elevel,...)
Definition: elog.h:225
#define MAXDATELEN
Definition: datetime.h:200
static struct @162 value
static struct pg_tm tm
Definition: localtime.c:104
void * palloc(Size size)
Definition: mcxt.c:1317
#define USE_XSD_DATES
Definition: miscadmin.h:239
long date
Definition: pgtypes_date.h:9
int64 timestamp
Definition: date.h:28
Definition: pgtime.h:35
int tm_mday
Definition: pgtime.h:39
int tm_mon
Definition: pgtime.h:40
int tm_isdst
Definition: pgtime.h:44
int tm_year
Definition: pgtime.h:41
static Timestamp DatumGetTimestamp(Datum X)
Definition: timestamp.h:28
static TimestampTz DatumGetTimestampTz(Datum X)
Definition: timestamp.h:34

References buf, DATE_NOT_FINITE, DatumGetDateADT(), DatumGetTimeADT(), DatumGetTimestamp(), DatumGetTimestampTz(), DatumGetTimeTzADTP(), elog, EncodeDateOnly(), EncodeDateTime(), EncodeSpecialDate(), EncodeSpecialTimestamp(), EncodeTimeOnly(), ereport, errcode(), errmsg(), ERROR, j2date(), MAXDATELEN, palloc(), POSTGRES_EPOCH_JDATE, time2tm(), timestamp2tm(), TIMESTAMP_NOT_FINITE, timetz2tm(), tm, pg_tm::tm_isdst, pg_tm::tm_mday, pg_tm::tm_mon, pg_tm::tm_year, USE_XSD_DATES, USECS_PER_SEC, and value.

Referenced by convertJsonbScalar(), datum_to_json_internal(), datum_to_jsonb_internal(), and executeItemOptUnwrapTarget().

◆ to_json_is_immutable()

bool to_json_is_immutable ( Oid  typoid)

Definition at line 700 of file json.c.

701{
702 JsonTypeCategory tcategory;
703 Oid outfuncoid;
704
705 json_categorize_type(typoid, false, &tcategory, &outfuncoid);
706
707 switch (tcategory)
708 {
709 case JSONTYPE_BOOL:
710 case JSONTYPE_JSON:
711 case JSONTYPE_JSONB:
712 case JSONTYPE_NULL:
713 return true;
714
715 case JSONTYPE_DATE:
718 return false;
719
720 case JSONTYPE_ARRAY:
721 return false; /* TODO recurse into elements */
722
724 return false; /* TODO recurse into fields */
725
726 case JSONTYPE_NUMERIC:
727 case JSONTYPE_CAST:
728 case JSONTYPE_OTHER:
729 return func_volatile(outfuncoid) == PROVOLATILE_IMMUTABLE;
730 }
731
732 return false; /* not reached */
733}
void json_categorize_type(Oid typoid, bool is_jsonb, JsonTypeCategory *tcategory, Oid *outfuncoid)
Definition: jsonfuncs.c:5976
JsonTypeCategory
Definition: jsonfuncs.h:69
@ JSONTYPE_JSON
Definition: jsonfuncs.h:76
@ JSONTYPE_NULL
Definition: jsonfuncs.h:70
@ JSONTYPE_TIMESTAMP
Definition: jsonfuncs.h:74
@ JSONTYPE_NUMERIC
Definition: jsonfuncs.h:72
@ JSONTYPE_DATE
Definition: jsonfuncs.h:73
@ JSONTYPE_BOOL
Definition: jsonfuncs.h:71
@ JSONTYPE_OTHER
Definition: jsonfuncs.h:81
@ JSONTYPE_CAST
Definition: jsonfuncs.h:80
@ JSONTYPE_COMPOSITE
Definition: jsonfuncs.h:79
@ JSONTYPE_ARRAY
Definition: jsonfuncs.h:78
@ JSONTYPE_TIMESTAMPTZ
Definition: jsonfuncs.h:75
@ JSONTYPE_JSONB
Definition: jsonfuncs.h:77
char func_volatile(Oid funcid)
Definition: lsyscache.c:1807
unsigned int Oid
Definition: postgres_ext.h:32

References func_volatile(), json_categorize_type(), JSONTYPE_ARRAY, JSONTYPE_BOOL, JSONTYPE_CAST, JSONTYPE_COMPOSITE, JSONTYPE_DATE, JSONTYPE_JSON, JSONTYPE_JSONB, JSONTYPE_NULL, JSONTYPE_NUMERIC, JSONTYPE_OTHER, JSONTYPE_TIMESTAMP, and JSONTYPE_TIMESTAMPTZ.

Referenced by contain_mutable_functions_walker().