< * Add missing optimizer selectivities for date, r-tree, etc
> * Add missing rtree optimizer selectivity
PostgreSQL TODO List
====================
-Last updated: Tue Dec 27 21:12:26 EST 2005
+Last updated: Tue Dec 27 22:59:37 EST 2005
The most recent version of this document can be viewed at
http://www.postgresql.org/docs/faqs.TODO.html.
Optimizer / Executor
====================
-* Add missing optimizer selectivities for date, r-tree, etc
+* Add missing rtree optimizer selectivity
* Allow ORDER BY ... LIMIT # to select high/low value without sort or
index using a sequential scan for highest/lowest values
-Last updated: Tue Dec 27 21:12:26 EST 2005
+Last updated: Tue Dec 27 22:59:37 EST 2005
The most recent version of this document can be viewed at
-
Add missing optimizer selectivities for date, r-tree, etc
+
Add missing rtree optimizer selectivity
Allow ORDER BY ... LIMIT # to select high/low value without sort or
index using a sequential scan for highest/lowest values
Right now, if no index exists, ORDER BY ... LIMIT # requires we sort