> Hmm, you realise Alvaro is working on MinMax indexes in this release? > They are very efficient with regard to index inserts and specially > designed for use on large tables. > > Prior work by Heikki on Grouped Item Tuples was a way of reducing the > size of indexes, yet still allowing uniqueness checks. That is > implemented in SQLServer already and is very useful.
Ah! Didn't know that! > Your comment about the lack of development in indexes seems counter to > the literature that I've seen. The main problem is people keep > patenting things, making it fairly difficult for everyone. Mmh, maybe I wasn't clear: I meant lack of development (maybe I should have said "implementation"?) in postgresql and in the other "sql databases" of the fast-insertion indexes you can find in literature. -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers
