From 574b0f35f224bbee148628b26cf059389f1c5e35 Mon Sep 17 00:00:00 2001 From: egor <58992960+egor-romanov@users.noreply.github.com> Date: Thu, 13 Jul 2023 16:12:52 +0300 Subject: [PATCH] Update apps/www/_blog/2023-07-13-pgvector-performance.mdx --- apps/www/_blog/2023-07-13-pgvector-performance.mdx | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/apps/www/_blog/2023-07-13-pgvector-performance.mdx b/apps/www/_blog/2023-07-13-pgvector-performance.mdx index dfd28c77d10..01fb035803a 100644 --- a/apps/www/_blog/2023-07-13-pgvector-performance.mdx +++ b/apps/www/_blog/2023-07-13-pgvector-performance.mdx @@ -198,7 +198,7 @@ Another way to improve performance without throwing more compute would be to inc We ran a test to measure the impact of list size: we uploaded 90,000 vectors from the Wikipedia dataset and then queried 10,000 vectors from the same dataset. The documentation recommends to use `lists` constant of `number of vectors / 1000`. In this case, it would be 90. -But as our experiment shows, we can improve `select` speed if we increase lists (i.e. with more lists in the index we need to get less index data to get the same precision). So for 95% precision, we can take any of: +But as our experiment shows, we can improve RPS if we increase `lists` (i.e. with more lists in the index we need to get less index data to get the same precision). So for 95% precision, we can take any of: - 3% of index data = 270 lists - 6% of index data = 90 lists