#include "lib/stringinfo.h"
#include "utils/array.h"
#include "utils/numeric.h"

Include dependency graph for jsonb.h:

This graph shows which files directly or indirectly include this file:

Data Structures
struct	JsonbContainer

struct	Jsonb

struct	JsonbValue

struct	JsonbPair

struct	JsonbParseState

struct	JsonbIterator

Macros
#define	JsonbContainsStrategyNumber 7

#define	JsonbExistsStrategyNumber 9

#define	JsonbExistsAnyStrategyNumber 10

#define	JsonbExistsAllStrategyNumber 11

#define	JsonbJsonpathExistsStrategyNumber 15

#define	JsonbJsonpathPredicateStrategyNumber 16

#define	JGINFLAG_KEY 0x01 /* key (or string array element) */

#define	JGINFLAG_NULL 0x02 /* null value */

#define	JGINFLAG_BOOL 0x03 /* boolean value */

#define	JGINFLAG_NUM 0x04 /* numeric value */

#define	JGINFLAG_STR 0x05 /* string value (if not an array element) */

#define	JGINFLAG_HASHED 0x10 /* OR'd into flag if value was hashed */

#define	JGIN_MAXLENGTH 125 /* max length of text part before hashing */

#define	JENTRY_OFFLENMASK 0x0FFFFFFF

#define	JENTRY_TYPEMASK 0x70000000

#define	JENTRY_HAS_OFF 0x80000000

#define	JENTRY_ISSTRING 0x00000000

#define	JENTRY_ISNUMERIC 0x10000000

#define	JENTRY_ISBOOL_FALSE 0x20000000

#define	JENTRY_ISBOOL_TRUE 0x30000000

#define	JENTRY_ISNULL 0x40000000

#define	JENTRY_ISCONTAINER 0x50000000 /* array or object */

#define	JBE_OFFLENFLD(je_) ((je_) & JENTRY_OFFLENMASK)

#define	JBE_HAS_OFF(je_) (((je_) & JENTRY_HAS_OFF) != 0)

#define	JBE_ISSTRING(je_) (((je_) & JENTRY_TYPEMASK) == JENTRY_ISSTRING)

#define	JBE_ISNUMERIC(je_) (((je_) & JENTRY_TYPEMASK) == JENTRY_ISNUMERIC)

#define	JBE_ISCONTAINER(je_) (((je_) & JENTRY_TYPEMASK) == JENTRY_ISCONTAINER)

#define	JBE_ISNULL(je_) (((je_) & JENTRY_TYPEMASK) == JENTRY_ISNULL)

#define	JBE_ISBOOL_TRUE(je_) (((je_) & JENTRY_TYPEMASK) == JENTRY_ISBOOL_TRUE)

#define	JBE_ISBOOL_FALSE(je_) (((je_) & JENTRY_TYPEMASK) == JENTRY_ISBOOL_FALSE)

#define	JBE_ISBOOL(je_) (JBE_ISBOOL_TRUE(je_) \|\| JBE_ISBOOL_FALSE(je_))

#define	JBE_ADVANCE_OFFSET(offset, je)

#define	JB_OFFSET_STRIDE 32

#define	JB_CMASK 0x0FFFFFFF /* mask for count field */

#define	JB_FSCALAR 0x10000000 /* flag bits */

#define	JB_FOBJECT 0x20000000

#define	JB_FARRAY 0x40000000

#define	JsonContainerSize(jc) ((jc)->header & JB_CMASK)

#define	JsonContainerIsScalar(jc) (((jc)->header & JB_FSCALAR) != 0)

#define	JsonContainerIsObject(jc) (((jc)->header & JB_FOBJECT) != 0)

#define	JsonContainerIsArray(jc) (((jc)->header & JB_FARRAY) != 0)

#define	JB_ROOT_COUNT(jbp_) ((uint32 ) VARDATA(jbp_) & JB_CMASK)

#define	JB_ROOT_IS_SCALAR(jbp_) (((uint32 ) VARDATA(jbp_) & JB_FSCALAR) != 0)

#define	JB_ROOT_IS_OBJECT(jbp_) (((uint32 ) VARDATA(jbp_) & JB_FOBJECT) != 0)

#define	JB_ROOT_IS_ARRAY(jbp_) (((uint32 ) VARDATA(jbp_) & JB_FARRAY) != 0)

#define	IsAJsonbScalar(jsonbval)

#define	PG_GETARG_JSONB_P(x) DatumGetJsonbP(PG_GETARG_DATUM(x))

#define	PG_GETARG_JSONB_P_COPY(x) DatumGetJsonbPCopy(PG_GETARG_DATUM(x))

#define	PG_RETURN_JSONB_P(x) PG_RETURN_POINTER(x)

Typedefs
typedef struct JsonbPair	JsonbPair

typedef struct JsonbValue	JsonbValue

typedef uint32	JEntry

typedef struct JsonbContainer	JsonbContainer

typedef struct JsonbParseState	JsonbParseState

typedef struct JsonbIterator	JsonbIterator

Enumerations
enum	JsonbIteratorToken { WJB_DONE , WJB_KEY , WJB_VALUE , WJB_ELEM , WJB_BEGIN_ARRAY , WJB_END_ARRAY , WJB_BEGIN_OBJECT , WJB_END_OBJECT }

enum	jbvType { jbvNull = 0x0 , jbvString , jbvNumeric , jbvBool , jbvArray = 0x10 , jbvObject , jbvBinary , jbvDatetime = 0x20 }

enum	JsonbIterState { JBI_ARRAY_START , JBI_ARRAY_ELEM , JBI_OBJECT_START , JBI_OBJECT_KEY , JBI_OBJECT_VALUE }

Functions
static Jsonb *	DatumGetJsonbP (Datum d)

static Jsonb *	DatumGetJsonbPCopy (Datum d)

static Datum	JsonbPGetDatum (const Jsonb *p)

uint32	getJsonbOffset (const JsonbContainer *jc, int index)

uint32	getJsonbLength (const JsonbContainer *jc, int index)

int	compareJsonbContainers (JsonbContainer a, JsonbContainer b)

JsonbValue *	findJsonbValueFromContainer (JsonbContainer container, uint32 flags, JsonbValue key)

JsonbValue *	getKeyJsonValueFromContainer (JsonbContainer container, const char keyVal, int keyLen, JsonbValue *res)

JsonbValue *	getIthJsonbValueFromContainer (JsonbContainer *container, uint32 i)

JsonbValue *	pushJsonbValue (JsonbParseState *pstate, JsonbIteratorToken seq, JsonbValue jbval)

JsonbIterator *	JsonbIteratorInit (JsonbContainer *container)

JsonbIteratorToken	JsonbIteratorNext (JsonbIterator *it, JsonbValue val, bool skipNested)

void	JsonbToJsonbValue (Jsonb jsonb, JsonbValue val)

Jsonb *	JsonbValueToJsonb (JsonbValue *val)

bool	JsonbDeepContains (JsonbIterator val, JsonbIterator mContained)

void	JsonbHashScalarValue (const JsonbValue scalarVal, uint32 hash)

void	JsonbHashScalarValueExtended (const JsonbValue scalarVal, uint64 hash, uint64 seed)

char *	JsonbToCString (StringInfo out, JsonbContainer *in, int estimated_len)

char *	JsonbToCStringIndent (StringInfo out, JsonbContainer *in, int estimated_len)

bool	JsonbExtractScalar (JsonbContainer jbc, JsonbValue res)

const char *	JsonbTypeName (JsonbValue *val)

Datum	jsonb_set_element (Jsonb jb, Datum path, int path_len, JsonbValue *newval)

Datum	jsonb_get_element (Jsonb jb, Datum path, int npath, bool *isnull, bool as_text)

bool	to_jsonb_is_immutable (Oid typoid)

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

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

Macro Definition Documentation

◆ IsAJsonbScalar

#define IsAJsonbScalar ( jsonbval )

Value:

                                      (((jsonbval)->type >= jbvNull && \
                                      (jsonbval)->type <= jbvBool) || \
                                      (jsonbval)->type == jbvDatetime)

Definition at line 297 of file jsonb.h.

◆ JB_CMASK

#define JB_CMASK 0x0FFFFFFF /* mask for count field */

Definition at line 200 of file jsonb.h.

◆ JB_FARRAY

#define JB_FARRAY 0x40000000

Definition at line 203 of file jsonb.h.

◆ JB_FOBJECT

#define JB_FOBJECT 0x20000000

Definition at line 202 of file jsonb.h.

◆ JB_FSCALAR

#define JB_FSCALAR 0x10000000 /* flag bits */

Definition at line 201 of file jsonb.h.

◆ JB_OFFSET_STRIDE

#define JB_OFFSET_STRIDE 32

Definition at line 178 of file jsonb.h.

◆ JB_ROOT_COUNT

#define JB_ROOT_COUNT ( jbp_ ) (*(uint32 *) VARDATA(jbp_) & JB_CMASK)

Definition at line 219 of file jsonb.h.

◆ JB_ROOT_IS_ARRAY

#define JB_ROOT_IS_ARRAY ( jbp_ ) ((*(uint32 *) VARDATA(jbp_) & JB_FARRAY) != 0)

Definition at line 222 of file jsonb.h.

◆ JB_ROOT_IS_OBJECT

#define JB_ROOT_IS_OBJECT ( jbp_ ) ((*(uint32 *) VARDATA(jbp_) & JB_FOBJECT) != 0)

Definition at line 221 of file jsonb.h.

◆ JB_ROOT_IS_SCALAR

#define JB_ROOT_IS_SCALAR ( jbp_ ) ((*(uint32 *) VARDATA(jbp_) & JB_FSCALAR) != 0)

Definition at line 220 of file jsonb.h.

◆ JBE_ADVANCE_OFFSET

#define JBE_ADVANCE_OFFSET	(	offset,
		je
	)

Value:

    do { \
        JEntry  je_ = (je); \
        if (JBE_HAS_OFF(je_)) \
            (offset) = JBE_OFFLENFLD(je_); \
        else \
            (offset) += JBE_OFFLENFLD(je_); \
    } while(0)

Definition at line 162 of file jsonb.h.

◆ JBE_HAS_OFF

#define JBE_HAS_OFF ( je_ ) (((je_) & JENTRY_HAS_OFF) != 0)

Definition at line 152 of file jsonb.h.

◆ JBE_ISBOOL

#define JBE_ISBOOL ( je_ ) (JBE_ISBOOL_TRUE(je_) || JBE_ISBOOL_FALSE(je_))

Definition at line 159 of file jsonb.h.

◆ JBE_ISBOOL_FALSE

#define JBE_ISBOOL_FALSE ( je_ ) (((je_) & JENTRY_TYPEMASK) == JENTRY_ISBOOL_FALSE)

Definition at line 158 of file jsonb.h.

◆ JBE_ISBOOL_TRUE

#define JBE_ISBOOL_TRUE ( je_ ) (((je_) & JENTRY_TYPEMASK) == JENTRY_ISBOOL_TRUE)

Definition at line 157 of file jsonb.h.

◆ JBE_ISCONTAINER

#define JBE_ISCONTAINER ( je_ ) (((je_) & JENTRY_TYPEMASK) == JENTRY_ISCONTAINER)

Definition at line 155 of file jsonb.h.

◆ JBE_ISNULL

#define JBE_ISNULL ( je_ ) (((je_) & JENTRY_TYPEMASK) == JENTRY_ISNULL)

Definition at line 156 of file jsonb.h.

◆ JBE_ISNUMERIC

#define JBE_ISNUMERIC ( je_ ) (((je_) & JENTRY_TYPEMASK) == JENTRY_ISNUMERIC)

Definition at line 154 of file jsonb.h.

◆ JBE_ISSTRING

#define JBE_ISSTRING ( je_ ) (((je_) & JENTRY_TYPEMASK) == JENTRY_ISSTRING)

Definition at line 153 of file jsonb.h.

◆ JBE_OFFLENFLD

#define JBE_OFFLENFLD ( je_ ) ((je_) & JENTRY_OFFLENMASK)

Definition at line 151 of file jsonb.h.

◆ JENTRY_HAS_OFF

#define JENTRY_HAS_OFF 0x80000000

Definition at line 140 of file jsonb.h.

◆ JENTRY_ISBOOL_FALSE

#define JENTRY_ISBOOL_FALSE 0x20000000

Definition at line 145 of file jsonb.h.

◆ JENTRY_ISBOOL_TRUE

#define JENTRY_ISBOOL_TRUE 0x30000000

Definition at line 146 of file jsonb.h.

◆ JENTRY_ISCONTAINER

#define JENTRY_ISCONTAINER 0x50000000 /* array or object */

Definition at line 148 of file jsonb.h.

◆ JENTRY_ISNULL

#define JENTRY_ISNULL 0x40000000

Definition at line 147 of file jsonb.h.

◆ JENTRY_ISNUMERIC

#define JENTRY_ISNUMERIC 0x10000000

Definition at line 144 of file jsonb.h.

◆ JENTRY_ISSTRING

#define JENTRY_ISSTRING 0x00000000

Definition at line 143 of file jsonb.h.

◆ JENTRY_OFFLENMASK

#define JENTRY_OFFLENMASK 0x0FFFFFFF

Definition at line 138 of file jsonb.h.

◆ JENTRY_TYPEMASK

#define JENTRY_TYPEMASK 0x70000000

Definition at line 139 of file jsonb.h.

◆ JGIN_MAXLENGTH

#define JGIN_MAXLENGTH 125 /* max length of text part before hashing */

Definition at line 68 of file jsonb.h.

◆ JGINFLAG_BOOL

#define JGINFLAG_BOOL 0x03 /* boolean value */

Definition at line 64 of file jsonb.h.

◆ JGINFLAG_HASHED

#define JGINFLAG_HASHED 0x10 /* OR'd into flag if value was hashed */

Definition at line 67 of file jsonb.h.

◆ JGINFLAG_KEY

#define JGINFLAG_KEY 0x01 /* key (or string array element) */

Definition at line 62 of file jsonb.h.

◆ JGINFLAG_NULL

#define JGINFLAG_NULL 0x02 /* null value */

Definition at line 63 of file jsonb.h.

◆ JGINFLAG_NUM

#define JGINFLAG_NUM 0x04 /* numeric value */

Definition at line 65 of file jsonb.h.

◆ JGINFLAG_STR

#define JGINFLAG_STR 0x05 /* string value (if not an array element) */

Definition at line 66 of file jsonb.h.

◆ JsonbContainsStrategyNumber

#define JsonbContainsStrategyNumber 7

Definition at line 33 of file jsonb.h.

◆ JsonbExistsAllStrategyNumber

#define JsonbExistsAllStrategyNumber 11

Definition at line 36 of file jsonb.h.

◆ JsonbExistsAnyStrategyNumber

#define JsonbExistsAnyStrategyNumber 10

Definition at line 35 of file jsonb.h.

◆ JsonbExistsStrategyNumber

#define JsonbExistsStrategyNumber 9

Definition at line 34 of file jsonb.h.

◆ JsonbJsonpathExistsStrategyNumber

#define JsonbJsonpathExistsStrategyNumber 15

Definition at line 37 of file jsonb.h.

◆ JsonbJsonpathPredicateStrategyNumber

#define JsonbJsonpathPredicateStrategyNumber 16

Definition at line 38 of file jsonb.h.

◆ JsonContainerIsArray

#define JsonContainerIsArray ( jc ) (((jc)->header & JB_FARRAY) != 0)

Definition at line 209 of file jsonb.h.

◆ JsonContainerIsObject

#define JsonContainerIsObject ( jc ) (((jc)->header & JB_FOBJECT) != 0)

Definition at line 208 of file jsonb.h.

◆ JsonContainerIsScalar

#define JsonContainerIsScalar ( jc ) (((jc)->header & JB_FSCALAR) != 0)

Definition at line 207 of file jsonb.h.

◆ JsonContainerSize

#define JsonContainerSize ( jc ) ((jc)->header & JB_CMASK)

Definition at line 206 of file jsonb.h.

◆ PG_GETARG_JSONB_P

#define PG_GETARG_JSONB_P ( x ) DatumGetJsonbP(PG_GETARG_DATUM(x))

Definition at line 391 of file jsonb.h.

◆ PG_GETARG_JSONB_P_COPY

#define PG_GETARG_JSONB_P_COPY ( x ) DatumGetJsonbPCopy(PG_GETARG_DATUM(x))

Definition at line 392 of file jsonb.h.

◆ PG_RETURN_JSONB_P

#define PG_RETURN_JSONB_P ( x ) PG_RETURN_POINTER(x)

Definition at line 393 of file jsonb.h.

Typedef Documentation

◆ JEntry

typedef uint32 JEntry

Definition at line 136 of file jsonb.h.

◆ JsonbContainer

typedef struct JsonbContainer JsonbContainer

◆ JsonbIterator

typedef struct JsonbIterator JsonbIterator

◆ JsonbPair

typedef struct JsonbPair JsonbPair

Definition at line 1 of file jsonb.h.

◆ JsonbParseState

typedef struct JsonbParseState JsonbParseState

◆ JsonbValue

typedef struct JsonbValue JsonbValue

Definition at line 1 of file jsonb.h.

Enumeration Type Documentation

◆ jbvType

enum jbvType

Enumerator
jbvNull
jbvString
jbvNumeric
jbvBool
jbvArray
jbvObject
jbvBinary
jbvDatetime

Definition at line 225 of file jsonb.h.

 {
     /* Scalar types */
     jbvNull = 0x0,
     jbvString,
     jbvNumeric,
     jbvBool,
     /* Composite types */
     jbvArray = 0x10,
     jbvObject,
     /* Binary (i.e. struct Jsonb) jbvArray/jbvObject */
     jbvBinary,
  
     /*
      * Virtual types.
      *
      * These types are used only for in-memory JSON processing and serialized
      * into JSON strings when outputted to json/jsonb.
      */
     jbvDatetime = 0x20,
 };

◆ JsonbIteratorToken

enum JsonbIteratorToken

Enumerator
WJB_DONE
WJB_KEY
WJB_VALUE
WJB_ELEM
WJB_BEGIN_ARRAY
WJB_END_ARRAY
WJB_BEGIN_OBJECT
WJB_END_OBJECT

Definition at line 20 of file jsonb.h.

 {
     WJB_DONE,
     WJB_KEY,
     WJB_VALUE,
     WJB_ELEM,
     WJB_BEGIN_ARRAY,
     WJB_END_ARRAY,
     WJB_BEGIN_OBJECT,
     WJB_END_OBJECT
 } JsonbIteratorToken;

◆ JsonbIterState

enum JsonbIterState

Enumerator
JBI_ARRAY_START
JBI_ARRAY_ELEM
JBI_OBJECT_START
JBI_OBJECT_KEY
JBI_OBJECT_VALUE

Definition at line 332 of file jsonb.h.

 {
     JBI_ARRAY_START,
     JBI_ARRAY_ELEM,
     JBI_OBJECT_START,
     JBI_OBJECT_KEY,
     JBI_OBJECT_VALUE
 } JsonbIterState;

Function Documentation

◆ compareJsonbContainers()

int compareJsonbContainers	(	JsonbContainer *	a,
		JsonbContainer *	b
	)

Definition at line 193 of file jsonb_util.c.

 {
     JsonbIterator *ita,
                *itb;
     int         res = 0;
  
     ita = JsonbIteratorInit(a);
     itb = JsonbIteratorInit(b);
  
     do
     {
         JsonbValue  va,
                     vb;
         JsonbIteratorToken ra,
                     rb;
  
         ra = JsonbIteratorNext(&ita, &va, false);
         rb = JsonbIteratorNext(&itb, &vb, false);
  
         if (ra == rb)
         {
             if (ra == WJB_DONE)
             {
                 /* Decisively equal */
                 break;
             }
  
             if (ra == WJB_END_ARRAY || ra == WJB_END_OBJECT)
             {
                 /*
                  * There is no array or object to compare at this stage of
                  * processing.  jbvArray/jbvObject values are compared
                  * initially, at the WJB_BEGIN_ARRAY and WJB_BEGIN_OBJECT
                  * tokens.
                  */
                 continue;
             }
  
             if (va.type == vb.type)
             {
                 switch (va.type)
                 {
                     case jbvString:
                     case jbvNull:
                     case jbvNumeric:
                     case jbvBool:
                         res = compareJsonbScalarValue(&va, &vb);
                         break;
                     case jbvArray:
  
                         /*
                          * This could be a "raw scalar" pseudo array.  That's
                          * a special case here though, since we still want the
                          * general type-based comparisons to apply, and as far
                          * as we're concerned a pseudo array is just a scalar.
                          */
                         if (va.val.array.rawScalar != vb.val.array.rawScalar)
                             res = (va.val.array.rawScalar) ? -1 : 1;
                         if (va.val.array.nElems != vb.val.array.nElems)
                             res = (va.val.array.nElems > vb.val.array.nElems) ? 1 : -1;
                         break;
                     case jbvObject:
                         if (va.val.object.nPairs != vb.val.object.nPairs)
                             res = (va.val.object.nPairs > vb.val.object.nPairs) ? 1 : -1;
                         break;
                     case jbvBinary:
                         elog(ERROR, "unexpected jbvBinary value");
                         break;
                     case jbvDatetime:
                         elog(ERROR, "unexpected jbvDatetime value");
                         break;
                 }
             }
             else
             {
                 /* Type-defined order */
                 res = (va.type > vb.type) ? 1 : -1;
             }
         }
         else
         {
             /*
              * It's safe to assume that the types differed, and that the va
              * and vb values passed were set.
              *
              * If the two values were of the same container type, then there'd
              * have been a chance to observe the variation in the number of
              * elements/pairs (when processing WJB_BEGIN_OBJECT, say). They're
              * either two heterogeneously-typed containers, or a container and
              * some scalar type.
              *
              * We don't have to consider the WJB_END_ARRAY and WJB_END_OBJECT
              * cases here, because we would have seen the corresponding
              * WJB_BEGIN_ARRAY and WJB_BEGIN_OBJECT tokens first, and
              * concluded that they don't match.
              */
             Assert(ra != WJB_END_ARRAY && ra != WJB_END_OBJECT);
             Assert(rb != WJB_END_ARRAY && rb != WJB_END_OBJECT);
  
             Assert(va.type != vb.type);
             Assert(va.type != jbvBinary);
             Assert(vb.type != jbvBinary);
             /* Type-defined order */
             res = (va.type > vb.type) ? 1 : -1;
         }
     }
     while (res == 0);
  
     while (ita != NULL)
     {
         JsonbIterator *i = ita->parent;
  
         pfree(ita);
         ita = i;
     }
     while (itb != NULL)
     {
         JsonbIterator *i = itb->parent;
  
         pfree(itb);
         itb = i;
     }
  
     return res;
 }

References a, Assert(), b, compareJsonbScalarValue(), elog(), ERROR, i, jbvArray, jbvBinary, jbvBool, jbvDatetime, jbvNull, jbvNumeric, jbvObject, jbvString, JsonbIteratorInit(), JsonbIteratorNext(), JsonbIterator::parent, pfree(), res, JsonbValue::type, JsonbValue::val, WJB_DONE, WJB_END_ARRAY, and WJB_END_OBJECT.

Referenced by jsonb_cmp(), jsonb_eq(), jsonb_ge(), jsonb_gt(), jsonb_le(), jsonb_lt(), and jsonb_ne().

◆ DatumGetJsonbP()

static Jsonb* DatumGetJsonbP ( Datum d )

inlinestatic

Definition at line 374 of file jsonb.h.

 {
     return (Jsonb *) PG_DETOAST_DATUM(d);
 }

References PG_DETOAST_DATUM.

Referenced by datum_to_jsonb(), ExecEvalJsonIsPredicate(), jsonb_subscript_assign(), jsonb_subscript_fetch(), and jsonb_subscript_fetch_old().

◆ DatumGetJsonbPCopy()

static Jsonb* DatumGetJsonbPCopy ( Datum d )

inlinestatic

Definition at line 380 of file jsonb.h.

 {
     return (Jsonb *) PG_DETOAST_DATUM_COPY(d);
 }

References PG_DETOAST_DATUM_COPY.

◆ findJsonbValueFromContainer()

JsonbValue* findJsonbValueFromContainer	(	JsonbContainer *	container,
		uint32	flags,
		JsonbValue *	key
	)

Definition at line 346 of file jsonb_util.c.

 {
     JEntry     *children = container->children;
     int         count = JsonContainerSize(container);
  
     Assert((flags & ~(JB_FARRAY | JB_FOBJECT)) == 0);
  
     /* Quick out without a palloc cycle if object/array is empty */
     if (count <= 0)
         return NULL;
  
     if ((flags & JB_FARRAY) && JsonContainerIsArray(container))
     {
         JsonbValue *result = palloc(sizeof(JsonbValue));
         char       *base_addr = (char *) (children + count);
         uint32      offset = 0;
         int         i;
  
         for (i = 0; i < count; i++)
         {
             fillJsonbValue(container, i, base_addr, offset, result);
  
             if (key->type == result->type)
             {
                 if (equalsJsonbScalarValue(key, result))
                     return result;
             }
  
             JBE_ADVANCE_OFFSET(offset, children[i]);
         }
  
         pfree(result);
     }
     else if ((flags & JB_FOBJECT) && JsonContainerIsObject(container))
     {
         /* Object key passed by caller must be a string */
         Assert(key->type == jbvString);
  
         return getKeyJsonValueFromContainer(container, key->val.string.val,
                                             key->val.string.len, NULL);
     }
  
     /* Not found */
     return NULL;
 }

References Assert(), JsonbContainer::children, equalsJsonbScalarValue(), fillJsonbValue(), getKeyJsonValueFromContainer(), i, JB_FARRAY, JB_FOBJECT, JBE_ADVANCE_OFFSET, jbvString, JsonContainerIsArray, JsonContainerIsObject, JsonContainerSize, sort-test::key, palloc(), pfree(), and JsonbValue::type.

Referenced by executeItemOptUnwrapTarget(), getJsonPathVariable(), jsonb_exists(), jsonb_exists_all(), jsonb_exists_any(), and JsonbDeepContains().

◆ getIthJsonbValueFromContainer()

JsonbValue* getIthJsonbValueFromContainer	(	JsonbContainer *	container,
		uint32	i
	)

Definition at line 470 of file jsonb_util.c.

 {
     JsonbValue *result;
     char       *base_addr;
     uint32      nelements;
  
     if (!JsonContainerIsArray(container))
         elog(ERROR, "not a jsonb array");
  
     nelements = JsonContainerSize(container);
     base_addr = (char *) &container->children[nelements];
  
     if (i >= nelements)
         return NULL;
  
     result = palloc(sizeof(JsonbValue));
  
     fillJsonbValue(container, i, base_addr,
                    getJsonbOffset(container, i),
                    result);
  
     return result;
 }

References JsonbContainer::children, elog(), ERROR, fillJsonbValue(), getJsonbOffset(), i, if(), JsonContainerIsArray, JsonContainerSize, and palloc().

Referenced by executeItemOptUnwrapTarget(), jsonb_array_element(), jsonb_array_element_text(), and jsonb_get_element().

◆ getJsonbLength()

uint32 getJsonbLength	(	const JsonbContainer *	jc,
		int	index
	)

Definition at line 161 of file jsonb_util.c.

 {
     uint32      off;
     uint32      len;
  
     /*
      * If the length is stored directly in the JEntry, just return it.
      * Otherwise, get the begin offset of the entry, and subtract that from
      * the stored end+1 offset.
      */
     if (JBE_HAS_OFF(jc->children[index]))
     {
         off = getJsonbOffset(jc, index);
         len = JBE_OFFLENFLD(jc->children[index]) - off;
     }
     else
         len = JBE_OFFLENFLD(jc->children[index]);
  
     return len;
 }

References JsonbContainer::children, getJsonbOffset(), JBE_HAS_OFF, JBE_OFFLENFLD, and len.

Referenced by fillJsonbValue(), and getKeyJsonValueFromContainer().

◆ getJsonbOffset()

uint32 getJsonbOffset	(	const JsonbContainer *	jc,
		int	index
	)

Definition at line 136 of file jsonb_util.c.

 {
     uint32      offset = 0;
     int         i;
  
     /*
      * Start offset of this entry is equal to the end offset of the previous
      * entry.  Walk backwards to the most recent entry stored as an end
      * offset, returning that offset plus any lengths in between.
      */
     for (i = index - 1; i >= 0; i--)
     {
         offset += JBE_OFFLENFLD(jc->children[i]);
         if (JBE_HAS_OFF(jc->children[i]))
             break;
     }
  
     return offset;
 }

References JsonbContainer::children, i, JBE_HAS_OFF, and JBE_OFFLENFLD.

Referenced by getIthJsonbValueFromContainer(), getJsonbLength(), getKeyJsonValueFromContainer(), and JsonbIteratorNext().

◆ getKeyJsonValueFromContainer()

JsonbValue* getKeyJsonValueFromContainer	(	JsonbContainer *	container,
		const char *	keyVal,
		int	keyLen,
		JsonbValue *	res
	)

Definition at line 400 of file jsonb_util.c.

 {
     JEntry     *children = container->children;
     int         count = JsonContainerSize(container);
     char       *baseAddr;
     uint32      stopLow,
                 stopHigh;
  
     Assert(JsonContainerIsObject(container));
  
     /* Quick out without a palloc cycle if object is empty */
     if (count <= 0)
         return NULL;
  
     /*
      * Binary search the container. Since we know this is an object, account
      * for *Pairs* of Jentrys
      */
     baseAddr = (char *) (children + count * 2);
     stopLow = 0;
     stopHigh = count;
     while (stopLow < stopHigh)
     {
         uint32      stopMiddle;
         int         difference;
         const char *candidateVal;
         int         candidateLen;
  
         stopMiddle = stopLow + (stopHigh - stopLow) / 2;
  
         candidateVal = baseAddr + getJsonbOffset(container, stopMiddle);
         candidateLen = getJsonbLength(container, stopMiddle);
  
         difference = lengthCompareJsonbString(candidateVal, candidateLen,
                                               keyVal, keyLen);
  
         if (difference == 0)
         {
             /* Found our key, return corresponding value */
             int         index = stopMiddle + count;
  
             if (!res)
                 res = palloc(sizeof(JsonbValue));
  
             fillJsonbValue(container, index, baseAddr,
                            getJsonbOffset(container, index),
                            res);
  
             return res;
         }
         else
         {
             if (difference < 0)
                 stopLow = stopMiddle + 1;
             else
                 stopHigh = stopMiddle;
         }
     }
  
     /* Not found */
     return NULL;
 }

References Assert(), JsonbContainer::children, difference(), fillJsonbValue(), getJsonbLength(), getJsonbOffset(), JsonContainerIsObject, JsonContainerSize, lengthCompareJsonbString(), palloc(), and res.

Referenced by findJsonbValueFromContainer(), JsObjectGetField(), jsonb_get_element(), jsonb_object_field(), jsonb_object_field_text(), and JsonbDeepContains().

◆ jsonb_build_array_worker()

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

Definition at line 1309 of file jsonb.c.

 {
     int         i;
     JsonbInState result;
  
     memset(&result, 0, sizeof(JsonbInState));
  
     result.res = pushJsonbValue(&result.parseState, WJB_BEGIN_ARRAY, NULL);
  
     for (i = 0; i < nargs; i++)
     {
         if (absent_on_null && nulls[i])
             continue;
  
         add_jsonb(args[i], nulls[i], &result, types[i], false);
     }
  
     result.res = pushJsonbValue(&result.parseState, WJB_END_ARRAY, NULL);
  
     return JsonbPGetDatum(JsonbValueToJsonb(result.res));
 }

References add_jsonb(), generate_unaccent_rules::args, i, JsonbPGetDatum(), JsonbValueToJsonb(), JsonbInState::parseState, pushJsonbValue(), JsonbInState::res, types, WJB_BEGIN_ARRAY, and WJB_END_ARRAY.

Referenced by ExecEvalJsonConstructor(), and jsonb_build_array().

◆ jsonb_build_object_worker()

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

Definition at line 1224 of file jsonb.c.

 {
     int         i;
     JsonbInState result;
  
     if (nargs % 2 != 0)
         ereport(ERROR,
                 (errcode(ERRCODE_INVALID_PARAMETER_VALUE),
                  errmsg("argument list must have even number of elements"),
         /* translator: %s is a SQL function name */
                  errhint("The arguments of %s must consist of alternating keys and values.",
                          "jsonb_build_object()")));
  
     memset(&result, 0, sizeof(JsonbInState));
  
     result.res = pushJsonbValue(&result.parseState, WJB_BEGIN_OBJECT, NULL);
     result.parseState->unique_keys = unique_keys;
     result.parseState->skip_nulls = absent_on_null;
  
     for (i = 0; i < nargs; i += 2)
     {
         /* process key */
         bool        skip;
  
         if (nulls[i])
             ereport(ERROR,
                     (errcode(ERRCODE_INVALID_PARAMETER_VALUE),
                      errmsg("argument %d: key must not be null", i + 1)));
  
         /* skip null values if absent_on_null */
         skip = absent_on_null && nulls[i + 1];
  
         /* we need to save skipped keys for the key uniqueness check */
         if (skip && !unique_keys)
             continue;
  
         add_jsonb(args[i], false, &result, types[i], true);
  
         /* process value */
         add_jsonb(args[i + 1], nulls[i + 1], &result, types[i + 1], false);
     }
  
     result.res = pushJsonbValue(&result.parseState, WJB_END_OBJECT, NULL);
  
     return JsonbPGetDatum(JsonbValueToJsonb(result.res));
 }

References add_jsonb(), generate_unaccent_rules::args, ereport, errcode(), errhint(), errmsg(), ERROR, i, JsonbPGetDatum(), JsonbValueToJsonb(), JsonbInState::parseState, pushJsonbValue(), JsonbInState::res, skip, JsonbParseState::skip_nulls, types, JsonbParseState::unique_keys, WJB_BEGIN_OBJECT, and WJB_END_OBJECT.

Referenced by ExecEvalJsonConstructor(), and jsonb_build_object().

◆ jsonb_get_element()

Datum jsonb_get_element	(	Jsonb *	jb,
		Datum *	path,
		int	npath,
		bool *	isnull,
		bool	as_text
	)

Definition at line 1519 of file jsonfuncs.c.

 {
     JsonbContainer *container = &jb->root;
     JsonbValue *jbvp = NULL;
     int         i;
     bool        have_object = false,
                 have_array = false;
  
     *isnull = false;
  
     /* Identify whether we have object, array, or scalar at top-level */
     if (JB_ROOT_IS_OBJECT(jb))
         have_object = true;
     else if (JB_ROOT_IS_ARRAY(jb) && !JB_ROOT_IS_SCALAR(jb))
         have_array = true;
     else
     {
         Assert(JB_ROOT_IS_ARRAY(jb) && JB_ROOT_IS_SCALAR(jb));
         /* Extract the scalar value, if it is what we'll return */
         if (npath <= 0)
             jbvp = getIthJsonbValueFromContainer(container, 0);
     }
  
     /*
      * If the array is empty, return the entire LHS object, on the grounds
      * that we should do zero field or element extractions.  For the
      * non-scalar case we can just hand back the object without much work. For
      * the scalar case, fall through and deal with the value below the loop.
      * (This inconsistency arises because there's no easy way to generate a
      * JsonbValue directly for root-level containers.)
      */
     if (npath <= 0 && jbvp == NULL)
     {
         if (as_text)
         {
             return PointerGetDatum(cstring_to_text(JsonbToCString(NULL,
                                                                   container,
                                                                   VARSIZE(jb))));
         }
         else
         {
             /* not text mode - just hand back the jsonb */
             PG_RETURN_JSONB_P(jb);
         }
     }
  
     for (i = 0; i < npath; i++)
     {
         if (have_object)
         {
             text       *subscr = DatumGetTextPP(path[i]);
  
             jbvp = getKeyJsonValueFromContainer(container,
                                                 VARDATA_ANY(subscr),
                                                 VARSIZE_ANY_EXHDR(subscr),
                                                 NULL);
         }
         else if (have_array)
         {
             int         lindex;
             uint32      index;
             char       *indextext = TextDatumGetCString(path[i]);
             char       *endptr;
  
             errno = 0;
             lindex = strtoint(indextext, &endptr, 10);
             if (endptr == indextext || *endptr != '\0' || errno != 0)
             {
                 *isnull = true;
                 return PointerGetDatum(NULL);
             }
  
             if (lindex >= 0)
             {
                 index = (uint32) lindex;
             }
             else
             {
                 /* Handle negative subscript */
                 uint32      nelements;
  
                 /* Container must be array, but make sure */
                 if (!JsonContainerIsArray(container))
                     elog(ERROR, "not a jsonb array");
  
                 nelements = JsonContainerSize(container);
  
                 if (lindex == INT_MIN || -lindex > nelements)
                 {
                     *isnull = true;
                     return PointerGetDatum(NULL);
                 }
                 else
                     index = nelements + lindex;
             }
  
             jbvp = getIthJsonbValueFromContainer(container, index);
         }
         else
         {
             /* scalar, extraction yields a null */
             *isnull = true;
             return PointerGetDatum(NULL);
         }
  
         if (jbvp == NULL)
         {
             *isnull = true;
             return PointerGetDatum(NULL);
         }
         else if (i == npath - 1)
             break;
  
         if (jbvp->type == jbvBinary)
         {
             container = jbvp->val.binary.data;
             have_object = JsonContainerIsObject(container);
             have_array = JsonContainerIsArray(container);
             Assert(!JsonContainerIsScalar(container));
         }
         else
         {
             Assert(IsAJsonbScalar(jbvp));
             have_object = false;
             have_array = false;
         }
     }
  
     if (as_text)
     {
         if (jbvp->type == jbvNull)
         {
             *isnull = true;
             return PointerGetDatum(NULL);
         }
  
         return PointerGetDatum(JsonbValueAsText(jbvp));
     }
     else
     {
         Jsonb      *res = JsonbValueToJsonb(jbvp);
  
         /* not text mode - just hand back the jsonb */
         PG_RETURN_JSONB_P(res);
     }
 }

References Assert(), cstring_to_text(), DatumGetTextPP, elog(), ERROR, getIthJsonbValueFromContainer(), getKeyJsonValueFromContainer(), i, IsAJsonbScalar, JB_ROOT_IS_ARRAY, JB_ROOT_IS_OBJECT, JB_ROOT_IS_SCALAR, jbvBinary, jbvNull, JsonbToCString(), JsonbValueAsText(), JsonbValueToJsonb(), JsonContainerIsArray, JsonContainerIsObject, JsonContainerIsScalar, JsonContainerSize, PG_RETURN_JSONB_P, PointerGetDatum(), res, Jsonb::root, strtoint(), TextDatumGetCString, JsonbValue::type, JsonbValue::val, VARDATA_ANY, VARSIZE, and VARSIZE_ANY_EXHDR.

Referenced by get_jsonb_path_all(), jsonb_subscript_fetch(), and jsonb_subscript_fetch_old().

◆ jsonb_set_element()

Datum jsonb_set_element	(	Jsonb *	jb,
		Datum *	path,
		int	path_len,
		JsonbValue *	newval
	)

Definition at line 1667 of file jsonfuncs.c.

 {
     JsonbValue *res;
     JsonbParseState *state = NULL;
     JsonbIterator *it;
     bool       *path_nulls = palloc0(path_len * sizeof(bool));
  
     if (newval->type == jbvArray && newval->val.array.rawScalar)
         *newval = newval->val.array.elems[0];
  
     it = JsonbIteratorInit(&jb->root);
  
     res = setPath(&it, path, path_nulls, path_len, &state, 0, newval,
                   JB_PATH_CREATE | JB_PATH_FILL_GAPS |
                   JB_PATH_CONSISTENT_POSITION);
  
     pfree(path_nulls);
  
     PG_RETURN_JSONB_P(JsonbValueToJsonb(res));
 }

References JB_PATH_CONSISTENT_POSITION, JB_PATH_CREATE, JB_PATH_FILL_GAPS, jbvArray, JsonbIteratorInit(), JsonbValueToJsonb(), newval, palloc0(), pfree(), PG_RETURN_JSONB_P, res, Jsonb::root, and setPath().

Referenced by jsonb_subscript_assign().

◆ JsonbDeepContains()

bool JsonbDeepContains	(	JsonbIterator **	val,
		JsonbIterator **	mContained
	)

Definition at line 1064 of file jsonb_util.c.

 {
     JsonbValue  vval,
                 vcontained;
     JsonbIteratorToken rval,
                 rcont;
  
     /*
      * Guard against stack overflow due to overly complex Jsonb.
      *
      * Functions called here independently take this precaution, but that
      * might not be sufficient since this is also a recursive function.
      */
     check_stack_depth();
  
     rval = JsonbIteratorNext(val, &vval, false);
     rcont = JsonbIteratorNext(mContained, &vcontained, false);
  
     if (rval != rcont)
     {
         /*
          * The differing return values can immediately be taken as indicating
          * two differing container types at this nesting level, which is
          * sufficient reason to give up entirely (but it should be the case
          * that they're both some container type).
          */
         Assert(rval == WJB_BEGIN_OBJECT || rval == WJB_BEGIN_ARRAY);
         Assert(rcont == WJB_BEGIN_OBJECT || rcont == WJB_BEGIN_ARRAY);
         return false;
     }
     else if (rcont == WJB_BEGIN_OBJECT)
     {
         Assert(vval.type == jbvObject);
         Assert(vcontained.type == jbvObject);
  
         /*
          * If the lhs has fewer pairs than the rhs, it can't possibly contain
          * the rhs.  (This conclusion is safe only because we de-duplicate
          * keys in all Jsonb objects; thus there can be no corresponding
          * optimization in the array case.)  The case probably won't arise
          * often, but since it's such a cheap check we may as well make it.
          */
         if (vval.val.object.nPairs < vcontained.val.object.nPairs)
             return false;
  
         /* Work through rhs "is it contained within?" object */
         for (;;)
         {
             JsonbValue *lhsVal; /* lhsVal is from pair in lhs object */
             JsonbValue  lhsValBuf;
  
             rcont = JsonbIteratorNext(mContained, &vcontained, false);
  
             /*
              * When we get through caller's rhs "is it contained within?"
              * object without failing to find one of its values, it's
              * contained.
              */
             if (rcont == WJB_END_OBJECT)
                 return true;
  
             Assert(rcont == WJB_KEY);
             Assert(vcontained.type == jbvString);
  
             /* First, find value by key... */
             lhsVal =
                 getKeyJsonValueFromContainer((*val)->container,
                                              vcontained.val.string.val,
                                              vcontained.val.string.len,
                                              &lhsValBuf);
             if (!lhsVal)
                 return false;
  
             /*
              * ...at this stage it is apparent that there is at least a key
              * match for this rhs pair.
              */
             rcont = JsonbIteratorNext(mContained, &vcontained, true);
  
             Assert(rcont == WJB_VALUE);
  
             /*
              * Compare rhs pair's value with lhs pair's value just found using
              * key
              */
             if (lhsVal->type != vcontained.type)
             {
                 return false;
             }
             else if (IsAJsonbScalar(lhsVal))
             {
                 if (!equalsJsonbScalarValue(lhsVal, &vcontained))
                     return false;
             }
             else
             {
                 /* Nested container value (object or array) */
                 JsonbIterator *nestval,
                            *nestContained;
  
                 Assert(lhsVal->type == jbvBinary);
                 Assert(vcontained.type == jbvBinary);
  
                 nestval = JsonbIteratorInit(lhsVal->val.binary.data);
                 nestContained = JsonbIteratorInit(vcontained.val.binary.data);
  
                 /*
                  * Match "value" side of rhs datum object's pair recursively.
                  * It's a nested structure.
                  *
                  * Note that nesting still has to "match up" at the right
                  * nesting sub-levels.  However, there need only be zero or
                  * more matching pairs (or elements) at each nesting level
                  * (provided the *rhs* pairs/elements *all* match on each
                  * level), which enables searching nested structures for a
                  * single String or other primitive type sub-datum quite
                  * effectively (provided the user constructed the rhs nested
                  * structure such that we "know where to look").
                  *
                  * In other words, the mapping of container nodes in the rhs
                  * "vcontained" Jsonb to internal nodes on the lhs is
                  * injective, and parent-child edges on the rhs must be mapped
                  * to parent-child edges on the lhs to satisfy the condition
                  * of containment (plus of course the mapped nodes must be
                  * equal).
                  */
                 if (!JsonbDeepContains(&nestval, &nestContained))
                     return false;
             }
         }
     }
     else if (rcont == WJB_BEGIN_ARRAY)
     {
         JsonbValue *lhsConts = NULL;
         uint32      nLhsElems = vval.val.array.nElems;
  
         Assert(vval.type == jbvArray);
         Assert(vcontained.type == jbvArray);
  
         /*
          * Handle distinction between "raw scalar" pseudo arrays, and real
          * arrays.
          *
          * A raw scalar may contain another raw scalar, and an array may
          * contain a raw scalar, but a raw scalar may not contain an array. We
          * don't do something like this for the object case, since objects can
          * only contain pairs, never raw scalars (a pair is represented by an
          * rhs object argument with a single contained pair).
          */
         if (vval.val.array.rawScalar && !vcontained.val.array.rawScalar)
             return false;
  
         /* Work through rhs "is it contained within?" array */
         for (;;)
         {
             rcont = JsonbIteratorNext(mContained, &vcontained, true);
  
             /*
              * When we get through caller's rhs "is it contained within?"
              * array without failing to find one of its values, it's
              * contained.
              */
             if (rcont == WJB_END_ARRAY)
                 return true;
  
             Assert(rcont == WJB_ELEM);
  
             if (IsAJsonbScalar(&vcontained))
             {
                 if (!findJsonbValueFromContainer((*val)->container,
                                                  JB_FARRAY,
                                                  &vcontained))
                     return false;
             }
             else
             {
                 uint32      i;
  
                 /*
                  * If this is first container found in rhs array (at this
                  * depth), initialize temp lhs array of containers
                  */
                 if (lhsConts == NULL)
                 {
                     uint32      j = 0;
  
                     /* Make room for all possible values */
                     lhsConts = palloc(sizeof(JsonbValue) * nLhsElems);
  
                     for (i = 0; i < nLhsElems; i++)
                     {
                         /* Store all lhs elements in temp array */
                         rcont = JsonbIteratorNext(val, &vval, true);
                         Assert(rcont == WJB_ELEM);
  
                         if (vval.type == jbvBinary)
                             lhsConts[j++] = vval;
                     }
  
                     /* No container elements in temp array, so give up now */
                     if (j == 0)
                         return false;
  
                     /* We may have only partially filled array */
                     nLhsElems = j;
                 }
  
                 /* XXX: Nested array containment is O(N^2) */
                 for (i = 0; i < nLhsElems; i++)
                 {
                     /* Nested container value (object or array) */
                     JsonbIterator *nestval,
                                *nestContained;
                     bool        contains;
  
                     nestval = JsonbIteratorInit(lhsConts[i].val.binary.data);
                     nestContained = JsonbIteratorInit(vcontained.val.binary.data);
  
                     contains = JsonbDeepContains(&nestval, &nestContained);
  
                     if (nestval)
                         pfree(nestval);
                     if (nestContained)
                         pfree(nestContained);
                     if (contains)
                         break;
                 }
  
                 /*
                  * Report rhs container value is not contained if couldn't
                  * match rhs container to *some* lhs cont
                  */
                 if (i == nLhsElems)
                     return false;
             }
         }
     }
     else
     {
         elog(ERROR, "invalid jsonb container type");
     }
  
     elog(ERROR, "unexpectedly fell off end of jsonb container");
     return false;
 }

References Assert(), check_stack_depth(), elog(), equalsJsonbScalarValue(), ERROR, findJsonbValueFromContainer(), getKeyJsonValueFromContainer(), i, IsAJsonbScalar, j, JB_FARRAY, jbvArray, jbvBinary, jbvObject, jbvString, JsonbIteratorInit(), JsonbIteratorNext(), palloc(), pfree(), JsonbValue::type, JsonbValue::val, val, WJB_BEGIN_ARRAY, WJB_BEGIN_OBJECT, WJB_ELEM, WJB_END_ARRAY, WJB_END_OBJECT, WJB_KEY, and WJB_VALUE.

Referenced by jsonb_contained(), and jsonb_contains().

◆ JsonbExtractScalar()

bool JsonbExtractScalar	(	JsonbContainer *	jbc,
		JsonbValue *	res
	)

Definition at line 2067 of file jsonb.c.

 {
     JsonbIterator *it;
     JsonbIteratorToken tok PG_USED_FOR_ASSERTS_ONLY;
     JsonbValue  tmp;
  
     if (!JsonContainerIsArray(jbc) || !JsonContainerIsScalar(jbc))
     {
         /* inform caller about actual type of container */
         res->type = (JsonContainerIsArray(jbc)) ? jbvArray : jbvObject;
         return false;
     }
  
     /*
      * A root scalar is stored as an array of one element, so we get the array
      * and then its first (and only) member.
      */
     it = JsonbIteratorInit(jbc);
  
     tok = JsonbIteratorNext(&it, &tmp, true);
     Assert(tok == WJB_BEGIN_ARRAY);
     Assert(tmp.val.array.nElems == 1 && tmp.val.array.rawScalar);
  
     tok = JsonbIteratorNext(&it, res, true);
     Assert(tok == WJB_ELEM);
     Assert(IsAJsonbScalar(res));
  
     tok = JsonbIteratorNext(&it, &tmp, true);
     Assert(tok == WJB_END_ARRAY);
  
     tok = JsonbIteratorNext(&it, &tmp, true);
     Assert(tok == WJB_DONE);
  
     return true;
 }

References Assert(), IsAJsonbScalar, jbvArray, jbvObject, JsonbIteratorInit(), JsonbIteratorNext(), JsonContainerIsArray, JsonContainerIsScalar, PG_USED_FOR_ASSERTS_ONLY, res, JsonbValue::val, WJB_BEGIN_ARRAY, WJB_DONE, WJB_ELEM, and WJB_END_ARRAY.

Referenced by executeJsonPath(), jsonb_bool(), jsonb_float4(), jsonb_float8(), jsonb_int2(), jsonb_int4(), jsonb_int8(), jsonb_numeric(), and JsonbContainerTypeName().

◆ JsonbHashScalarValue()

void JsonbHashScalarValue	(	const JsonbValue *	scalarVal,
		uint32 *	hash
	)

Definition at line 1318 of file jsonb_util.c.

 {
     uint32      tmp;
  
     /* Compute hash value for scalarVal */
     switch (scalarVal->type)
     {
         case jbvNull:
             tmp = 0x01;
             break;
         case jbvString:
             tmp = DatumGetUInt32(hash_any((const unsigned char *) scalarVal->val.string.val,
                                           scalarVal->val.string.len));
             break;
         case jbvNumeric:
             /* Must hash equal numerics to equal hash codes */
             tmp = DatumGetUInt32(DirectFunctionCall1(hash_numeric,
                                                      NumericGetDatum(scalarVal->val.numeric)));
             break;
         case jbvBool:
             tmp = scalarVal->val.boolean ? 0x02 : 0x04;
  
             break;
         default:
             elog(ERROR, "invalid jsonb scalar type");
             tmp = 0;            /* keep compiler quiet */
             break;
     }
  
     /*
      * Combine hash values of successive keys, values and elements by rotating
      * the previous value left 1 bit, then XOR'ing in the new
      * key/value/element's hash value.
      */
     *hash = pg_rotate_left32(*hash, 1);
     *hash ^= tmp;
 }

References DatumGetUInt32(), DirectFunctionCall1, elog(), ERROR, hash(), hash_any(), hash_numeric(), jbvBool, jbvNull, jbvNumeric, jbvString, NumericGetDatum(), pg_rotate_left32(), JsonbValue::type, and JsonbValue::val.

Referenced by gin_extract_jsonb_path(), jsonb_hash(), jsonb_path_ops__add_path_item(), and jsonb_path_ops__extract_nodes().

◆ JsonbHashScalarValueExtended()

void JsonbHashScalarValueExtended	(	const JsonbValue *	scalarVal,
		uint64 *	hash,
		uint64	seed
	)

Definition at line 1361 of file jsonb_util.c.

 {
     uint64      tmp;
  
     switch (scalarVal->type)
     {
         case jbvNull:
             tmp = seed + 0x01;
             break;
         case jbvString:
             tmp = DatumGetUInt64(hash_any_extended((const unsigned char *) scalarVal->val.string.val,
                                                    scalarVal->val.string.len,
                                                    seed));
             break;
         case jbvNumeric:
             tmp = DatumGetUInt64(DirectFunctionCall2(hash_numeric_extended,
                                                      NumericGetDatum(scalarVal->val.numeric),
                                                      UInt64GetDatum(seed)));
             break;
         case jbvBool:
             if (seed)
                 tmp = DatumGetUInt64(DirectFunctionCall2(hashcharextended,
                                                          BoolGetDatum(scalarVal->val.boolean),
                                                          UInt64GetDatum(seed)));
             else
                 tmp = scalarVal->val.boolean ? 0x02 : 0x04;
  
             break;
         default:
             elog(ERROR, "invalid jsonb scalar type");
             break;
     }
  
     *hash = ROTATE_HIGH_AND_LOW_32BITS(*hash);
     *hash ^= tmp;
 }

References BoolGetDatum(), DatumGetUInt64(), DirectFunctionCall2, elog(), ERROR, hash(), hash_any_extended(), hash_numeric_extended(), hashcharextended(), jbvBool, jbvNull, jbvNumeric, jbvString, NumericGetDatum(), ROTATE_HIGH_AND_LOW_32BITS, JsonbValue::type, UInt64GetDatum(), and JsonbValue::val.

Referenced by jsonb_hash_extended().

◆ JsonbIteratorInit()

JsonbIterator* JsonbIteratorInit ( JsonbContainer * container )

Definition at line 819 of file jsonb_util.c.

 {
     return iteratorFromContainer(container, NULL);
 }

References iteratorFromContainer().

Referenced by compareJsonbContainers(), datum_to_jsonb(), each_worker_jsonb(), elements_worker_jsonb(), executeAnyItem(), executeKeyValueMethod(), gin_extract_jsonb(), gin_extract_jsonb_path(), iterate_jsonb_values(), jsonb_agg_transfn_worker(), jsonb_concat(), jsonb_contained(), jsonb_contains(), jsonb_delete(), jsonb_delete_array(), jsonb_delete_idx(), jsonb_delete_path(), jsonb_hash(), jsonb_hash_extended(), jsonb_insert(), jsonb_object_agg_transfn_worker(), jsonb_object_keys(), jsonb_set(), jsonb_set_element(), jsonb_strip_nulls(), Jsonb_to_SV(), JsonbDeepContains(), JsonbExtractScalar(), JsonbToCStringWorker(), parse_jsonb_index_flags(), PLyObject_FromJsonbContainer(), populate_array_dim_jsonb(), populate_recordset_worker(), pushJsonbValue(), and transform_jsonb_string_values().

◆ JsonbIteratorNext()

JsonbIteratorToken JsonbIteratorNext	(	JsonbIterator **	it,
		JsonbValue *	val,
		bool	skipNested
	)

Definition at line 855 of file jsonb_util.c.

 {
     if (*it == NULL)
         return WJB_DONE;
  
     /*
      * When stepping into a nested container, we jump back here to start
      * processing the child. We will not recurse further in one call, because
      * processing the child will always begin in JBI_ARRAY_START or
      * JBI_OBJECT_START state.
      */
 recurse:
     switch ((*it)->state)
     {
         case JBI_ARRAY_START:
             /* Set v to array on first array call */
             val->type = jbvArray;
             val->val.array.nElems = (*it)->nElems;
  
             /*
              * v->val.array.elems is not actually set, because we aren't doing
              * a full conversion
              */
             val->val.array.rawScalar = (*it)->isScalar;
             (*it)->curIndex = 0;
             (*it)->curDataOffset = 0;
             (*it)->curValueOffset = 0;  /* not actually used */
             /* Set state for next call */
             (*it)->state = JBI_ARRAY_ELEM;
             return WJB_BEGIN_ARRAY;
  
         case JBI_ARRAY_ELEM:
             if ((*it)->curIndex >= (*it)->nElems)
             {
                 /*
                  * All elements within array already processed.  Report this
                  * to caller, and give it back original parent iterator (which
                  * independently tracks iteration progress at its level of
                  * nesting).
                  */
                 *it = freeAndGetParent(*it);
                 return WJB_END_ARRAY;
             }
  
             fillJsonbValue((*it)->container, (*it)->curIndex,
                            (*it)->dataProper, (*it)->curDataOffset,
                            val);
  
             JBE_ADVANCE_OFFSET((*it)->curDataOffset,
                                (*it)->children[(*it)->curIndex]);
             (*it)->curIndex++;
  
             if (!IsAJsonbScalar(val) && !skipNested)
             {
                 /* Recurse into container. */
                 *it = iteratorFromContainer(val->val.binary.data, *it);
                 goto recurse;
             }
             else
             {
                 /*
                  * Scalar item in array, or a container and caller didn't want
                  * us to recurse into it.
                  */
                 return WJB_ELEM;
             }
  
         case JBI_OBJECT_START:
             /* Set v to object on first object call */
             val->type = jbvObject;
             val->val.object.nPairs = (*it)->nElems;
  
             /*
              * v->val.object.pairs is not actually set, because we aren't
              * doing a full conversion
              */
             (*it)->curIndex = 0;
             (*it)->curDataOffset = 0;
             (*it)->curValueOffset = getJsonbOffset((*it)->container,
                                                    (*it)->nElems);
             /* Set state for next call */
             (*it)->state = JBI_OBJECT_KEY;
             return WJB_BEGIN_OBJECT;
  
         case JBI_OBJECT_KEY:
             if ((*it)->curIndex >= (*it)->nElems)
             {
                 /*
                  * All pairs within object already processed.  Report this to
                  * caller, and give it back original containing iterator
                  * (which independently tracks iteration progress at its level
                  * of nesting).
                  */
                 *it = freeAndGetParent(*it);
                 return WJB_END_OBJECT;
             }
             else
             {
                 /* Return key of a key/value pair.  */
                 fillJsonbValue((*it)->container, (*it)->curIndex,
                                (*it)->dataProper, (*it)->curDataOffset,
                                val);
                 if (val->type != jbvString)
                     elog(ERROR, "unexpected jsonb type as object key");
  
                 /* Set state for next call */
                 (*it)->state = JBI_OBJECT_VALUE;
                 return WJB_KEY;
             }
  
         case JBI_OBJECT_VALUE:
             /* Set state for next call */
             (*it)->state = JBI_OBJECT_KEY;
  
             fillJsonbValue((*it)->container, (*it)->curIndex + (*it)->nElems,
                            (*it)->dataProper, (*it)->curValueOffset,
                            val);
  
             JBE_ADVANCE_OFFSET((*it)->curDataOffset,
                                (*it)->children[(*it)->curIndex]);
             JBE_ADVANCE_OFFSET((*it)->curValueOffset,
                                (*it)->children[(*it)->curIndex + (*it)->nElems]);
             (*it)->curIndex++;
  
             /*
              * Value may be a container, in which case we recurse with new,
              * child iterator (unless the caller asked not to, by passing
              * skipNested).
              */
             if (!IsAJsonbScalar(val) && !skipNested)
             {
                 *it = iteratorFromContainer(val->val.binary.data, *it);
                 goto recurse;
             }
             else
                 return WJB_VALUE;
     }
  
     elog(ERROR, "invalid iterator state");
     return -1;
 }

References elog(), ERROR, fillJsonbValue(), freeAndGetParent(), getJsonbOffset(), IsAJsonbScalar, iteratorFromContainer(), JBE_ADVANCE_OFFSET, JBI_ARRAY_ELEM, JBI_ARRAY_START, JBI_OBJECT_KEY, JBI_OBJECT_START, JBI_OBJECT_VALUE, jbvArray, jbvObject, jbvString, val, WJB_BEGIN_ARRAY, WJB_BEGIN_OBJECT, WJB_DONE, WJB_ELEM, WJB_END_ARRAY, WJB_END_OBJECT, WJB_KEY, and WJB_VALUE.

Referenced by compareJsonbContainers(), datum_to_jsonb(), each_worker_jsonb(), elements_worker_jsonb(), executeAnyItem(), executeKeyValueMethod(), gin_extract_jsonb(), gin_extract_jsonb_path(), iterate_jsonb_values(), IteratorConcat(), jsonb_agg_transfn_worker(), jsonb_delete(), jsonb_delete_array(), jsonb_delete_idx(), jsonb_hash(), jsonb_hash_extended(), jsonb_object_agg_transfn_worker(), jsonb_object_keys(), jsonb_strip_nulls(), Jsonb_to_SV(), JsonbDeepContains(), JsonbExtractScalar(), JsonbToCStringWorker(), parse_jsonb_index_flags(), PLyObject_FromJsonbContainer(), populate_array_dim_jsonb(), populate_recordset_worker(), pushJsonbValue(), setPath(), setPathArray(), setPathObject(), and transform_jsonb_string_values().

◆ JsonbPGetDatum()

static Datum JsonbPGetDatum ( const Jsonb * p )

inlinestatic

Definition at line 386 of file jsonb.h.

 {
     return PointerGetDatum(p);
 }

References PointerGetDatum().

Referenced by jsonb_build_array_worker(), jsonb_build_object_worker(), jsonb_path_query_internal(), and populate_scalar().

◆ JsonbToCString()

char* JsonbToCString	(	StringInfo	out,
		JsonbContainer *	in,
		int	estimated_len
	)

Definition at line 484 of file jsonb.c.

 {
     return JsonbToCStringWorker(out, in, estimated_len, false);
 }

References JsonbToCStringWorker().

Referenced by jsonb_get_element(), jsonb_out(), jsonb_send(), JsonbValueAsText(), and populate_scalar().

◆ JsonbToCStringIndent()

char* JsonbToCStringIndent	(	StringInfo	out,
		JsonbContainer *	in,
		int	estimated_len
	)

Definition at line 493 of file jsonb.c.

 {
     return JsonbToCStringWorker(out, in, estimated_len, true);
 }

References JsonbToCStringWorker().

Referenced by jsonb_pretty().

◆ JsonbToJsonbValue()

void JsonbToJsonbValue	(	Jsonb *	jsonb,
		JsonbValue *	val
	)

Definition at line 74 of file jsonb_util.c.

 {
     val->type = jbvBinary;
     val->val.binary.data = &jsonb->root;
     val->val.binary.len = VARSIZE(jsonb) - VARHDRSZ;
 }

References jbvBinary, Jsonb::root, val, VARHDRSZ, and VARSIZE.

Referenced by jsonb_insert(), jsonb_set(), and jsonb_subscript_assign().

◆ JsonbTypeName()

const char* JsonbTypeName ( JsonbValue * val )

Definition at line 193 of file jsonb.c.

 {
     switch (val->type)
     {
         case jbvBinary:
             return JsonbContainerTypeName(val->val.binary.data);
         case jbvObject:
             return "object";
         case jbvArray:
             return "array";
         case jbvNumeric:
             return "number";
         case jbvString:
             return "string";
         case jbvBool:
             return "boolean";
         case jbvNull:
             return "null";
         case jbvDatetime:
             switch (val->val.datetime.typid)
             {
                 case DATEOID:
                     return "date";
                 case TIMEOID:
                     return "time without time zone";
                 case TIMETZOID:
                     return "time with time zone";
                 case TIMESTAMPOID:
                     return "timestamp without time zone";
                 case TIMESTAMPTZOID:
                     return "timestamp with time zone";
                 default:
                     elog(ERROR, "unrecognized jsonb value datetime type: %d",
                          val->val.datetime.typid);
             }
             return "unknown";
         default:
             elog(ERROR, "unrecognized jsonb value type: %d", val->type);
             return "unknown";
     }
 }

References elog(), ERROR, jbvArray, jbvBinary, jbvBool, jbvDatetime, jbvNull, jbvNumeric, jbvObject, jbvString, JsonbContainerTypeName(), and val.

Referenced by executeItemOptUnwrapTarget(), and JsonbContainerTypeName().

◆ JsonbValueToJsonb()

Jsonb* JsonbValueToJsonb ( JsonbValue * val )

Definition at line 94 of file jsonb_util.c.

 {
     Jsonb      *out;
  
     if (IsAJsonbScalar(val))
     {
         /* Scalar value */
         JsonbParseState *pstate = NULL;
         JsonbValue *res;
         JsonbValue  scalarArray;
  
         scalarArray.type = jbvArray;
         scalarArray.val.array.rawScalar = true;
         scalarArray.val.array.nElems = 1;
  
         pushJsonbValue(&pstate, WJB_BEGIN_ARRAY, &scalarArray);
         pushJsonbValue(&pstate, WJB_ELEM, val);
         res = pushJsonbValue(&pstate, WJB_END_ARRAY, NULL);
  
         out = convertToJsonb(res);
     }
     else if (val->type == jbvObject || val->type == jbvArray)
     {
         out = convertToJsonb(val);
     }
     else
     {
         Assert(val->type == jbvBinary);
         out = palloc(VARHDRSZ + val->val.binary.len);
         SET_VARSIZE(out, VARHDRSZ + val->val.binary.len);
         memcpy(VARDATA(out), val->val.binary.data, val->val.binary.len);
     }
  
     return out;
 }

References Assert(), convertToJsonb(), IsAJsonbScalar, jbvArray, jbvBinary, jbvObject, palloc(), pushJsonbValue(), res, SET_VARSIZE, JsonbValue::type, JsonbValue::val, val, VARDATA, VARHDRSZ, WJB_BEGIN_ARRAY, WJB_ELEM, and WJB_END_ARRAY.

Referenced by each_worker_jsonb(), elements_worker_jsonb(), executeKeyValueMethod(), hstore_to_jsonb(), hstore_to_jsonb_loose(), jsonb_agg_finalfn(), jsonb_agg_transfn_worker(), jsonb_array_element(), jsonb_build_array_noargs(), jsonb_build_array_worker(), jsonb_build_object_noargs(), jsonb_build_object_worker(), jsonb_concat(), jsonb_delete(), jsonb_delete_array(), jsonb_delete_idx(), jsonb_delete_path(), jsonb_from_cstring(), jsonb_get_element(), jsonb_insert(), jsonb_object(), jsonb_object_agg_finalfn(), jsonb_object_agg_transfn_worker(), jsonb_object_field(), jsonb_object_two_arg(), jsonb_path_query_array_internal(), jsonb_path_query_first_internal(), jsonb_path_query_internal(), jsonb_set(), jsonb_set_element(), jsonb_strip_nulls(), jsonb_subscript_assign(), plperl_to_jsonb(), plpython_to_jsonb(), populate_scalar(), to_jsonb(), and transform_jsonb_string_values().

◆ pushJsonbValue()

JsonbValue* pushJsonbValue	(	JsonbParseState **	pstate,
		JsonbIteratorToken	seq,
		JsonbValue *	jbval
	)

Definition at line 568 of file jsonb_util.c.

 {
     JsonbIterator *it;
     JsonbValue *res = NULL;
     JsonbValue  v;
     JsonbIteratorToken tok;
     int         i;
  
     if (jbval && (seq == WJB_ELEM || seq == WJB_VALUE) && jbval->type == jbvObject)
     {
         pushJsonbValue(pstate, WJB_BEGIN_OBJECT, NULL);
         for (i = 0; i < jbval->val.object.nPairs; i++)
         {
             pushJsonbValue(pstate, WJB_KEY, &jbval->val.object.pairs[i].key);
             pushJsonbValue(pstate, WJB_VALUE, &jbval->val.object.pairs[i].value);
         }
  
         return pushJsonbValue(pstate, WJB_END_OBJECT, NULL);
     }
  
     if (jbval && (seq == WJB_ELEM || seq == WJB_VALUE) && jbval->type == jbvArray)
     {
         pushJsonbValue(pstate, WJB_BEGIN_ARRAY, NULL);
         for (i = 0; i < jbval->val.array.nElems; i++)
         {
             pushJsonbValue(pstate, WJB_ELEM, &jbval->val.array.elems[i]);
         }
  
         return pushJsonbValue(pstate, WJB_END_ARRAY, NULL);
     }
  
     if (!jbval || (seq != WJB_ELEM && seq != WJB_VALUE) ||
         jbval->type != jbvBinary)
     {
         /* drop through */
         return pushJsonbValueScalar(pstate, seq, jbval);
     }
  
     /* unpack the binary and add each piece to the pstate */
     it = JsonbIteratorInit(jbval->val.binary.data);
  
     if ((jbval->val.binary.data->header & JB_FSCALAR) && *pstate)
     {
         tok = JsonbIteratorNext(&it, &v, true);
         Assert(tok == WJB_BEGIN_ARRAY);
         Assert(v.type == jbvArray && v.val.array.rawScalar);
  
         tok = JsonbIteratorNext(&it, &v, true);
         Assert(tok == WJB_ELEM);
  
         res = pushJsonbValueScalar(pstate, seq, &v);
  
         tok = JsonbIteratorNext(&it, &v, true);
         Assert(tok == WJB_END_ARRAY);
         Assert(it == NULL);
  
         return res;
     }
  
     while ((tok = JsonbIteratorNext(&it, &v, false)) != WJB_DONE)
         res = pushJsonbValueScalar(pstate, tok,
                                    tok < WJB_BEGIN_ARRAY ||
                                    (tok == WJB_BEGIN_ARRAY &&
                                     v.val.array.rawScalar) ? &v : NULL);
  
     return res;
 }

References Assert(), i, JB_FSCALAR, jbvArray, jbvBinary, jbvObject, JsonbIteratorInit(), JsonbIteratorNext(), pushJsonbValueScalar(), res, JsonbValue::type, JsonbValue::val, WJB_BEGIN_ARRAY, WJB_BEGIN_OBJECT, WJB_DONE, WJB_ELEM, WJB_END_ARRAY, WJB_END_OBJECT, WJB_KEY, and WJB_VALUE.

Referenced by array_dim_to_jsonb(), array_to_jsonb_internal(), AV_to_JsonbValue(), composite_to_jsonb(), datum_to_jsonb(), executeKeyValueMethod(), hstore_to_jsonb(), hstore_to_jsonb_loose(), HV_to_JsonbValue(), IteratorConcat(), jsonb_agg_finalfn(), jsonb_agg_transfn_worker(), jsonb_build_array_noargs(), jsonb_build_array_worker(), jsonb_build_object_noargs(), jsonb_build_object_worker(), jsonb_delete(), jsonb_delete_array(), jsonb_delete_idx(), jsonb_in_array_end(), jsonb_in_array_start(), jsonb_in_object_end(), jsonb_in_object_field_start(), jsonb_in_object_start(), jsonb_in_scalar(), jsonb_object(), jsonb_object_agg_finalfn(), jsonb_object_agg_transfn_worker(), jsonb_object_two_arg(), jsonb_strip_nulls(), JsonbValueToJsonb(), PLyMapping_ToJsonbValue(), PLyObject_ToJsonbValue(), PLySequence_ToJsonbValue(), push_null_elements(), push_path(), setPath(), setPathArray(), setPathObject(), SV_to_JsonbValue(), transform_jsonb_string_values(), and wrapItemsInArray().

◆ to_jsonb_is_immutable()

bool to_jsonb_is_immutable ( Oid typoid )

Definition at line 1161 of file jsonb.c.

 {
     JsonbTypeCategory tcategory;
     Oid         outfuncoid;
  
     jsonb_categorize_type(typoid, &tcategory, &outfuncoid);
  
     switch (tcategory)
     {
         case JSONBTYPE_NULL:
         case JSONBTYPE_BOOL:
         case JSONBTYPE_JSON:
         case JSONBTYPE_JSONB:
             return true;
  
         case JSONBTYPE_DATE:
         case JSONBTYPE_TIMESTAMP:
         case JSONBTYPE_TIMESTAMPTZ:
             return false;
  
         case JSONBTYPE_ARRAY:
             return false;       /* TODO recurse into elements */
  
         case JSONBTYPE_COMPOSITE:
             return false;       /* TODO recurse into fields */
  
         case JSONBTYPE_NUMERIC:
         case JSONBTYPE_JSONCAST:
         case JSONBTYPE_OTHER:
             return func_volatile(outfuncoid) == PROVOLATILE_IMMUTABLE;
     }
  
     return false;               /* not reached */
 }

References func_volatile(), jsonb_categorize_type(), JSONBTYPE_ARRAY, JSONBTYPE_BOOL, JSONBTYPE_COMPOSITE, JSONBTYPE_DATE, JSONBTYPE_JSON, JSONBTYPE_JSONB, JSONBTYPE_JSONCAST, JSONBTYPE_NULL, JSONBTYPE_NUMERIC, JSONBTYPE_OTHER, JSONBTYPE_TIMESTAMP, and JSONBTYPE_TIMESTAMPTZ.

Referenced by contain_mutable_functions_walker().

Data Structures

Macros

Typedefs

Enumerations

Functions

Macro Definition Documentation

◆ IsAJsonbScalar

◆ JB_CMASK

◆ JB_FARRAY

◆ JB_FOBJECT

◆ JB_FSCALAR

◆ JB_OFFSET_STRIDE

◆ JB_ROOT_COUNT

◆ JB_ROOT_IS_ARRAY

◆ JB_ROOT_IS_OBJECT

◆ JB_ROOT_IS_SCALAR

◆ JBE_ADVANCE_OFFSET

◆ JBE_HAS_OFF

◆ JBE_ISBOOL

◆ JBE_ISBOOL_FALSE

◆ JBE_ISBOOL_TRUE

◆ JBE_ISCONTAINER

◆ JBE_ISNULL

◆ JBE_ISNUMERIC

◆ JBE_ISSTRING

◆ JBE_OFFLENFLD

◆ JENTRY_HAS_OFF

◆ JENTRY_ISBOOL_FALSE

◆ JENTRY_ISBOOL_TRUE

◆ JENTRY_ISCONTAINER

◆ JENTRY_ISNULL

◆ JENTRY_ISNUMERIC

◆ JENTRY_ISSTRING

◆ JENTRY_OFFLENMASK

◆ JENTRY_TYPEMASK

◆ JGIN_MAXLENGTH

◆ JGINFLAG_BOOL

◆ JGINFLAG_HASHED

◆ JGINFLAG_KEY

◆ JGINFLAG_NULL

◆ JGINFLAG_NUM

◆ JGINFLAG_STR

◆ JsonbContainsStrategyNumber

◆ JsonbExistsAllStrategyNumber

◆ JsonbExistsAnyStrategyNumber

◆ JsonbExistsStrategyNumber

◆ JsonbJsonpathExistsStrategyNumber

◆ JsonbJsonpathPredicateStrategyNumber

◆ JsonContainerIsArray

◆ JsonContainerIsObject

◆ JsonContainerIsScalar

◆ JsonContainerSize

◆ PG_GETARG_JSONB_P

◆ PG_GETARG_JSONB_P_COPY

◆ PG_RETURN_JSONB_P

Typedef Documentation

◆ JEntry

◆ JsonbContainer

◆ JsonbIterator

◆ JsonbPair

◆ JsonbParseState

◆ JsonbValue

Enumeration Type Documentation

◆ jbvType

◆ JsonbIteratorToken

◆ JsonbIterState

Function Documentation

◆ compareJsonbContainers()

◆ DatumGetJsonbP()

◆ DatumGetJsonbPCopy()

◆ findJsonbValueFromContainer()

◆ getIthJsonbValueFromContainer()

◆ getJsonbLength()

◆ getJsonbOffset()

◆ getKeyJsonValueFromContainer()

◆ jsonb_build_array_worker()

◆ jsonb_build_object_worker()

◆ jsonb_get_element()

◆ jsonb_set_element()

◆ JsonbDeepContains()