Fix the vector embedding for Pgvector (#219)

ollyw · henomis · web-flow · commit bf9684044caf · 2024-11-02T18:31:13.000+01:00
Fixed the order of filter and ordering parameters

Co-authored-by: Oliver Wickham &lt;owickham@supervised.com&gt;
Co-authored-by: Simone Vellei &lt;henomis@gmail.com&gt;
diff --git a/index/vectordb/postgres/postgres.go b/index/vectordb/postgres/postgres.go
@@ -157,8 +157,8 @@ func (d *DB) similaritySearch(
 		"SELECT id, embedding, metadata, %s AS score FROM %s %s ORDER BY %s LIMIT %d",
 		queryVector,
 		d.table,
-		queryVector,
 		opts.Filter,
+		queryVector,
 		opts.TopK,
 	)
 

Original file line number	Diff line number	Diff line change
`@@ -157,8 +157,8 @@ func (d *DB) similaritySearch(`
`157`	`157`	`"SELECT id, embedding, metadata, %s AS score FROM %s %s ORDER BY %s LIMIT %d",`
`158`	`158`	`queryVector,`
`159`	`159`	`d.table,`
`160`		`- queryVector,`
`161`	`160`	`opts.Filter,`
	`161`	`+ queryVector,`
`162`	`162`	`opts.TopK,`
`163`	`163`	`)`
`164`	`164`