Added for Neil Conway:

> * Use CHECK constraints to improve optimizer decisions
This commit is contained in:
Bruce Momjian 2002-07-30 19:34:05 +00:00
parent 76099408f6
commit 6c01708c46
1 changed files with 2 additions and 1 deletions

View File

@ -1,6 +1,6 @@
TODO list for PostgreSQL TODO list for PostgreSQL
======================== ========================
Last updated: Tue Jul 30 12:56:06 EDT 2002 Last updated: Tue Jul 30 15:33:45 EDT 2002
Current maintainer: Bruce Momjian (pgman@candle.pha.pa.us) Current maintainer: Bruce Momjian (pgman@candle.pha.pa.us)
@ -446,6 +446,7 @@ Optimizer / Executor
* Precompile SQL functions to avoid overhead (Neil Conway) * Precompile SQL functions to avoid overhead (Neil Conway)
* Add utility to compute accurate random_page_cost value * Add utility to compute accurate random_page_cost value
* Improve ability to display optimizer analysis using OPTIMIZER_DEBUG * Improve ability to display optimizer analysis using OPTIMIZER_DEBUG
* Use CHECK constraints to improve optimizer decisions
Miscellaneous Miscellaneous
============= =============