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Improved concurrent inserts with empty entry point, part 2

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This commit is contained in:
Andrew Kane
2023-08-10 18:31:58 -07:00
parent ed513e62c1
commit 9b967d592f
3 changed files with 100 additions and 48 deletions
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2
src/hnsw.h
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@@ -258,9 +258,11 @@ 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 HnswInitElementFromBlock(BlockNumber blkno, OffsetNumber offno);
void HnswInsertElement(HnswElement element, HnswElement entryPoint, Relation index, FmgrInfo *procinfo, Oid collation, int m, int efConstruction, bool existing);
HnswElement HnswFindDuplicate(HnswElement e);
HnswCandidate *HnswEntryCandidate(HnswElement em, Datum q, Relation rel, FmgrInfo *procinfo, Oid collation, bool loadVec);
void HnswUpdateMetaPageInfo(Page page, bool updateEntry, HnswElement entryPoint, BlockNumber insertPage);
void HnswUpdateMetaPage(Relation index, bool updateEntry, HnswElement entryPoint, BlockNumber insertPage, ForkNumber forkNum);
void HnswSetNeighborTuple(HnswNeighborTuple ntup, HnswElement e, int m);
void HnswAddHeapTid(HnswElement element, ItemPointer heaptid);