> * Consider using MVCC to cache count(*) queries with no WHERE clause
This commit is contained in:
Bruce Momjian 2003-05-31 02:31:50 +00:00
parent 2f1d96c3e0
commit 944b162305

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@ -1,6 +1,6 @@
TODO list for PostgreSQL
========================
Last updated: Mon May 26 14:36:44 EDT 2003
Last updated: Fri May 30 22:31:44 EDT 2003
Current maintainer: Bruce Momjian (pgman@candle.pha.pa.us)
@ -329,6 +329,7 @@ Cache
* Consider use of open/fcntl(O_DIRECT) to minimize OS caching
* Make blind writes go through the file descriptor cache
* Cache last known per-tuple offsets to speed long tuple access
* Consider using MVCC to cache count(*) queries with no WHERE clause
Vacuum