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Improved concurrent inserts

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This commit is contained in:
Andrew Kane
2023-08-09 23:51:35 -07:00
parent d63d430af8
commit 7c0d94c99c
3 changed files with 151 additions and 162 deletions
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11
src/hnsw.h
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@@ -106,13 +106,6 @@ typedef struct HnswNeighborArray
HnswCandidate *items;
} HnswNeighborArray;
typedef struct HnswUpdate
{
HnswCandidate hc;
int level;
int index;
} HnswUpdate;
typedef struct HnswPairingHeapNode
{
pairingheap_node ph_node;
@@ -265,7 +258,7 @@ List *HnswSearchLayer(Datum q, List *ep, int ef, int lc, Relation index, Fmgr
HnswElement HnswGetEntryPoint(Relation index);
HnswElement HnswInitElement(ItemPointer tid, int m, double ml, int maxLevel);
void HnswFreeElement(HnswElement element);
HnswElement HnswInsertElement(HnswElement element, HnswElement entryPoint, Relation index, FmgrInfo *procinfo, Oid collation, int m, int efConstruction, List **updates, bool vacuuming);
HnswElement HnswInsertElement(HnswElement element, HnswElement entryPoint, Relation index, FmgrInfo *procinfo, Oid collation, int m, int efConstruction, List ***updateNeighbors, bool vacuuming);
HnswCandidate *HnswEntryCandidate(HnswElement em, Datum q, Relation rel, FmgrInfo *procinfo, Oid collation, bool loadvec);
void HnswUpdateMetaPage(Relation index, bool updateEntry, HnswElement entryPoint, BlockNumber insertPage, ForkNumber forkNum);
void HnswSetNeighborTuple(HnswNeighborTuple ntup, HnswElement e, int m);
@@ -274,6 +267,8 @@ void HnswInitNeighbors(HnswElement element, int m);
bool HnswInsertTuple(Relation index, Datum *values, bool *isnull, ItemPointer heap_tid, Relation heapRel);
void HnswLoadElement(HnswElement element, float *distance, Datum *q, Relation index, FmgrInfo *procinfo, Oid collation, bool loadVec);
void HnswSetElementTuple(HnswElementTuple etup, HnswElement element);
void HnswUpdateConnection(HnswElement element, HnswCandidate * hc, int m, int lc, int *updateIdx, Relation index, FmgrInfo *procinfo, Oid collation);
void HnswLoadNeighbors(HnswElement element, Relation index);
/* Index access methods */
IndexBuildResult *hnswbuild(Relation heap, Relation index, IndexInfo *indexInfo);