diff options
Diffstat (limited to 'src/include/utils/jsonb.h')
| -rw-r--r-- | src/include/utils/jsonb.h | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/src/include/utils/jsonb.h b/src/include/utils/jsonb.h index 3fdff445cf6..bae466b5234 100644 --- a/src/include/utils/jsonb.h +++ b/src/include/utils/jsonb.h @@ -376,6 +376,22 @@ typedef struct JsonbIterator struct JsonbIterator *parent; } JsonbIterator; +/* unlike with json categories, we need to treat json and jsonb differently */ +typedef enum /* type categories for datum_to_jsonb */ +{ + JSONBTYPE_NULL, /* null, so we didn't bother to identify */ + JSONBTYPE_BOOL, /* boolean (built-in types only) */ + JSONBTYPE_NUMERIC, /* numeric (ditto) */ + JSONBTYPE_DATE, /* we use special formatting for datetimes */ + JSONBTYPE_TIMESTAMP, /* we use special formatting for timestamp */ + JSONBTYPE_TIMESTAMPTZ, /* ... and timestamptz */ + JSONBTYPE_JSON, /* JSON */ + JSONBTYPE_JSONB, /* JSONB */ + JSONBTYPE_ARRAY, /* array */ + JSONBTYPE_COMPOSITE, /* composite */ + JSONBTYPE_JSONCAST, /* something with an explicit cast to JSON */ + JSONBTYPE_OTHER /* all else */ +} JsonbTypeCategory; /* Support functions */ extern uint32 getJsonbOffset(const JsonbContainer *jc, int index); @@ -403,6 +419,7 @@ extern void JsonbHashScalarValueExtended(const JsonbValue *scalarVal, uint64 *hash, uint64 seed); /* jsonb.c support functions */ +extern Datum jsonb_from_text(text *js, bool unique_keys); extern char *JsonbToCString(StringInfo out, JsonbContainer *in, int estimated_len); extern char *JsonbToCStringIndent(StringInfo out, JsonbContainer *in, @@ -418,6 +435,10 @@ extern Datum jsonb_set_element(Jsonb *jb, Datum *path, int path_len, extern Datum jsonb_get_element(Jsonb *jb, Datum *path, int npath, bool *isnull, bool as_text); extern bool to_jsonb_is_immutable(Oid typoid); +extern void jsonb_categorize_type(Oid typoid, JsonbTypeCategory *tcategory, + Oid *outfuncoid); +extern Datum to_jsonb_worker(Datum val, JsonbTypeCategory tcategory, + Oid outfuncoid); extern Datum jsonb_build_object_worker(int nargs, Datum *args, bool *nulls, Oid *types, bool absent_on_null, bool unique_keys); |