Re: [HACKERS] Reclaiming Index Free Pages

2004-12-24 Thread Tom Lane
"Ramy M.Hassan" <[EMAIL PROTECTED]> writes: > I was wondering how index access methods reclaim the free disk pages after > they are no longer used. Btree and hash can both recycle unused pages, though neither is very good about physically shrinking the file (neither can move existing pages for in

[HACKERS] Reclaiming Index Free Pages

2004-12-24 Thread Ramy M.Hassan
I was wondering how index access methods reclaim the free disk pages after they are no longer used. I noticed that only btree access method uses the free space map. I couldn't find in the source code of gist special handling for free pages ( like maintaining a free list ). Does that mean that GiST