From 7484625227adf44b4bc4beb885661b9f0f9fd6b9 Mon Sep 17 00:00:00 2001 From: Andrew Kane Date: Fri, 11 Oct 2024 11:59:36 -0700 Subject: [PATCH] Added comments [skip ci] --- src/hnsw.c | 1 + src/ivfflat.c | 1 + 2 files changed, 2 insertions(+) diff --git a/src/hnsw.c b/src/hnsw.c index d1bc233..5c747b5 100644 --- a/src/hnsw.c +++ b/src/hnsw.c @@ -82,6 +82,7 @@ HnswInit(void) NULL, &hnsw_iterative_search, HNSW_ITERATIVE_SEARCH_OFF, hnsw_iterative_search_options, PGC_USERSET, 0, NULL, NULL, NULL); + /* This is approximate and does not apply to the initial scan */ DefineCustomIntVariable("hnsw.max_search_tuples", "Sets the max number of candidates to visit for iterative search", "-1 means no limit", &hnsw_max_search_tuples, -1, -1, INT_MAX, PGC_USERSET, 0, NULL, NULL, NULL); diff --git a/src/ivfflat.c b/src/ivfflat.c index 531bc3a..be29dd5 100644 --- a/src/ivfflat.c +++ b/src/ivfflat.c @@ -45,6 +45,7 @@ IvfflatInit(void) NULL, &ivfflat_iterative_search, IVFFLAT_ITERATIVE_SEARCH_OFF, ivfflat_iterative_search_options, PGC_USERSET, 0, NULL, NULL, NULL); + /* If this is less than probes, probes is used */ DefineCustomIntVariable("ivfflat.max_probes", "Sets the max number of probes for iterative search", "-1 means no limit", &ivfflat_max_probes, -1, -1, IVFFLAT_MAX_LISTS, PGC_USERSET, 0, NULL, NULL, NULL);