diff options
Diffstat (limited to 'src/include/access/nbtree.h')
| -rw-r--r-- | src/include/access/nbtree.h | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/src/include/access/nbtree.h b/src/include/access/nbtree.h index 25a1dc818cf..6289ffa9bd4 100644 --- a/src/include/access/nbtree.h +++ b/src/include/access/nbtree.h @@ -383,6 +383,8 @@ typedef struct BTScanOpaqueData ScanKey arrayKeyData; /* modified copy of scan->keyData */ int numArrayKeys; /* number of equality-type array keys (-1 if * there are any unsatisfiable array keys) */ + int arrayKeyCount; /* count indicating number of array scan keys + * processed */ BTArrayKeyInfo *arrayKeys; /* info about each equality-type array key */ MemoryContext arrayContext; /* scan-lifespan context for array data */ @@ -426,7 +428,7 @@ typedef BTScanOpaqueData *BTScanOpaque; #define SK_BT_NULLS_FIRST (INDOPTION_NULLS_FIRST << SK_BT_INDOPTION_SHIFT) /* - * prototypes for functions in nbtree.c (external entry points for btree) + * external entry points for btree, in nbtree.c */ extern IndexBuildResult *btbuild(Relation heap, Relation index, struct IndexInfo *indexInfo); @@ -436,10 +438,13 @@ extern bool btinsert(Relation rel, Datum *values, bool *isnull, IndexUniqueCheck checkUnique, struct IndexInfo *indexInfo); extern IndexScanDesc btbeginscan(Relation rel, int nkeys, int norderbys); +extern Size btestimateparallelscan(void); +extern void btinitparallelscan(void *target); extern bool btgettuple(IndexScanDesc scan, ScanDirection dir); extern int64 btgetbitmap(IndexScanDesc scan, TIDBitmap *tbm); extern void btrescan(IndexScanDesc scan, ScanKey scankey, int nscankeys, ScanKey orderbys, int norderbys); +extern void btparallelrescan(IndexScanDesc scan); extern void btendscan(IndexScanDesc scan); extern void btmarkpos(IndexScanDesc scan); extern void btrestrpos(IndexScanDesc scan); @@ -452,6 +457,14 @@ extern IndexBulkDeleteResult *btvacuumcleanup(IndexVacuumInfo *info, extern bool btcanreturn(Relation index, int attno); /* + * prototypes for internal functions in nbtree.c + */ +extern bool _bt_parallel_seize(IndexScanDesc scan, BlockNumber *pageno); +extern void _bt_parallel_release(IndexScanDesc scan, BlockNumber scan_page); +extern void _bt_parallel_done(IndexScanDesc scan); +extern void _bt_parallel_advance_array_keys(IndexScanDesc scan); + +/* * prototypes for functions in nbtinsert.c */ extern bool _bt_doinsert(Relation rel, IndexTuple itup, |