diff options
Diffstat (limited to 'src/backend/access')
| -rw-r--r-- | src/backend/access/common/toast_compression.c | 14 | ||||
| -rw-r--r-- | src/backend/access/nbtree/nbtsearch.c | 14 |
2 files changed, 13 insertions, 15 deletions
diff --git a/src/backend/access/common/toast_compression.c b/src/backend/access/common/toast_compression.c index 21f2f4af97e..926f1e4008a 100644 --- a/src/backend/access/common/toast_compression.c +++ b/src/backend/access/common/toast_compression.c @@ -25,11 +25,11 @@ /* GUC */ int default_toast_compression = TOAST_PGLZ_COMPRESSION; -#define NO_LZ4_SUPPORT() \ +#define NO_COMPRESSION_SUPPORT(method) \ ereport(ERROR, \ (errcode(ERRCODE_FEATURE_NOT_SUPPORTED), \ - errmsg("compression method lz4 not supported"), \ - errdetail("This functionality requires the server to be built with lz4 support."))) + errmsg("compression method %s not supported", method), \ + errdetail("This functionality requires the server to be built with %s support.", method))) /* * Compress a varlena using PGLZ. @@ -139,7 +139,7 @@ struct varlena * lz4_compress_datum(const struct varlena *value) { #ifndef USE_LZ4 - NO_LZ4_SUPPORT(); + NO_COMPRESSION_SUPPORT("lz4"); return NULL; /* keep compiler quiet */ #else int32 valsize; @@ -182,7 +182,7 @@ struct varlena * lz4_decompress_datum(const struct varlena *value) { #ifndef USE_LZ4 - NO_LZ4_SUPPORT(); + NO_COMPRESSION_SUPPORT("lz4"); return NULL; /* keep compiler quiet */ #else int32 rawsize; @@ -215,7 +215,7 @@ struct varlena * lz4_decompress_datum_slice(const struct varlena *value, int32 slicelength) { #ifndef USE_LZ4 - NO_LZ4_SUPPORT(); + NO_COMPRESSION_SUPPORT("lz4"); return NULL; /* keep compiler quiet */ #else int32 rawsize; @@ -289,7 +289,7 @@ CompressionNameToMethod(const char *compression) else if (strcmp(compression, "lz4") == 0) { #ifndef USE_LZ4 - NO_LZ4_SUPPORT(); + NO_COMPRESSION_SUPPORT("lz4"); #endif return TOAST_LZ4_COMPRESSION; } diff --git a/src/backend/access/nbtree/nbtsearch.c b/src/backend/access/nbtree/nbtsearch.c index 4af1ff1e9e5..d69798795b4 100644 --- a/src/backend/access/nbtree/nbtsearch.c +++ b/src/backend/access/nbtree/nbtsearch.c @@ -892,9 +892,9 @@ _bt_first(IndexScanDesc scan, ScanDirection dir) OffsetNumber offnum; BTScanInsertData inskey; ScanKey startKeys[INDEX_MAX_KEYS]; - ScanKeyData notnullkeys[INDEX_MAX_KEYS]; + ScanKeyData notnullkey; int keysz = 0; - StrategyNumber strat_total; + StrategyNumber strat_total = InvalidStrategy; BlockNumber blkno = InvalidBlockNumber, lastcurrblkno; @@ -1034,7 +1034,6 @@ _bt_first(IndexScanDesc scan, ScanDirection dir) * need to be kept in sync. *---------- */ - strat_total = BTEqualStrategyNumber; if (so->numberOfKeys > 0) { AttrNumber curattr; @@ -1122,16 +1121,15 @@ _bt_first(IndexScanDesc scan, ScanDirection dir) ScanDirectionIsForward(dir) : ScanDirectionIsBackward(dir))) { - /* Yes, so build the key in notnullkeys[keysz] */ - bkey = ¬nullkeys[keysz]; + /* Final startKeys[] entry will be deduced NOT NULL key */ + bkey = ¬nullkey; ScanKeyEntryInitialize(bkey, (SK_SEARCHNOTNULL | SK_ISNULL | (impliesNN->sk_flags & (SK_BT_DESC | SK_BT_NULLS_FIRST))), curattr, - ((impliesNN->sk_flags & SK_BT_NULLS_FIRST) ? - BTGreaterStrategyNumber : - BTLessStrategyNumber), + ScanDirectionIsForward(dir) ? + BTGreaterStrategyNumber : BTLessStrategyNumber, InvalidOid, InvalidOid, InvalidOid, |