diff options
Diffstat (limited to 'src/include/utils/jsonb.h')
| -rw-r--r-- | src/include/utils/jsonb.h | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/src/include/utils/jsonb.h b/src/include/utils/jsonb.h index 5f2594b11f8..91e3e140b4d 100644 --- a/src/include/utils/jsonb.h +++ b/src/include/utils/jsonb.h @@ -104,10 +104,9 @@ typedef struct JsonbValue JsonbValue; * To encode the length and offset of the variable-length portion of each * node in a compact way, the JEntry stores only the end offset within the * variable-length portion of the container node. For the first JEntry in the - * container's JEntry array, that equals to the length of the node data. For - * convenience, the JENTRY_ISFIRST flag is set. The begin offset and length - * of the rest of the entries can be calculated using the end offset of the - * previous JEntry in the array. + * container's JEntry array, that equals to the length of the node data. The + * begin offset and length of the rest of the entries can be calculated using + * the end offset of the previous JEntry in the array. * * Overall, the Jsonb struct requires 4-bytes alignment. Within the struct, * the variable-length portion of some node types is aligned to a 4-byte @@ -124,7 +123,7 @@ typedef struct JsonbValue JsonbValue; * The least significant 28 bits store the end offset of the entry (see * JBE_ENDPOS, JBE_OFF, JBE_LEN macros below). The next three bits * are used to store the type of the entry. The most significant bit - * is set on the first entry in an array of JEntrys. + * is unused, and should be set to zero. */ typedef uint32 JEntry; @@ -140,7 +139,6 @@ typedef uint32 JEntry; #define JENTRY_ISCONTAINER 0x50000000 /* array or object */ /* Note possible multiple evaluations */ -#define JBE_ISFIRST(je_) (((je_) & JENTRY_ISFIRST) != 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) |