From a0abaf597877135e77de923d17eed4b40face8c3 Mon Sep 17 00:00:00 2001 From: "Paul A. Jungwirth" Date: Fri, 16 Jan 2026 12:38:12 -0800 Subject: [PATCH v1 1/2] Clarify GiST README references to the original research papers The README text gives the name of the original 1995 paper, followed by two bullet points, one to the 1995 paper then another to a 1997 paper. This commit adds the 1997 paper details. --- src/backend/access/gist/README | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/src/backend/access/gist/README b/src/backend/access/gist/README index 76e0e11f228..52b14119ff6 100644 --- a/src/backend/access/gist/README +++ b/src/backend/access/gist/README @@ -10,9 +10,13 @@ GiST stands for Generalized Search Tree. It was introduced in the seminal paper Jeffrey F. Naughton, Avi Pfeffer: http://www.sai.msu.su/~megera/postgres/gist/papers/gist.ps + +Concurrency support was described in "Concurrency and Recovery in Generalized +Search Trees", 1997, Marcel Kornacker, C. Mohan, Joseph M. Hellerstein: + https://dsf.berkeley.edu/papers/sigmod97-gist.pdf -and implemented by J. Hellerstein and P. Aoki in an early version of +GiST was implemented by J. Hellerstein and P. Aoki in an early version of PostgreSQL (more details are available from The GiST Indexing Project at Berkeley at http://gist.cs.berkeley.edu/). As a "university" project it had a limited number of features and was in rare use. -- 2.47.3