liuyu/pgvector
1
0
Fork 0
mirror of https://github.com/pgvector/pgvector.git synced 2026-06-30 09:41:15 +08:00
Code Issues Packages Projects Releases Wiki Activity

Updated readme [skip ci]

Browse Source
This commit is contained in:
Andrew Kane
2023-03-31 16:30:42 -07:00
parent 5d0f88529e
commit 30f2893aeb
1 changed files with 1 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
README.md
View File

@@ -187,7 +187,7 @@ To speed up queries without an index, increase `max_parallel_workers_per_gather`
SET max_parallel_workers_per_gather = 4;
```
If vectors are normalized to length 1 (like those from [OpenAI](https://platform.openai.com/docs/guides/embeddings/limitations-risks)), use inner product instead of cosine distance for best performance.
If vectors are normalized to length 1 (like those from [OpenAI](https://platform.openai.com/docs/guides/embeddings/which-distance-function-should-i-use)), use inner product for best performance.
```sql
SELECT * FROM items ORDER BY embedding <#> '[3,1,2]' LIMIT 1;