liuyu/pgvector
1
0
Fork 0
mirror of https://github.com/pgvector/pgvector.git synced 2026-07-12 23:56:55 +08:00
Code Issues Packages Projects Releases Wiki Activity

Added version to reduce stale reads and writes and prepare for optimistic locking

Browse Source
This commit is contained in:
Andrew Kane
2023-08-20 17:08:20 -07:00
parent 687263ccd4
commit ef1209eaf4
4 changed files with 16 additions and 6 deletions
Download Patch File Download Diff File Expand all files Collapse all files

5
src/hnsw.h
View File

@@ -85,6 +85,7 @@ typedef struct HnswNeighborArray HnswNeighborArray;
typedef struct HnswElementData
{
List *heaptids;
uint8 version;
uint8 level;
uint8 deleted;
HnswNeighborArray *neighbors;
@@ -185,9 +186,9 @@ typedef HnswPageOpaqueData * HnswPageOpaque;
typedef struct HnswElementTupleData
{
uint8 type;
uint8 version;
uint8 level;
uint8 deleted;
uint8 unused;
ItemPointerData heaptids[HNSW_HEAPTIDS];
ItemPointerData neighbortid;
uint16 unused2;
@@ -199,7 +200,7 @@ typedef HnswElementTupleData * HnswElementTuple;
typedef struct HnswNeighborTupleData
{
uint8 type;
uint8 unused;
uint8 version;
uint16 count;
ItemPointerData indextids[FLEXIBLE_ARRAY_MEMBER];
} HnswNeighborTupleData;