diff --git a/doc/TODO b/doc/TODO index 2593096779a..aa1fef631f9 100644 --- a/doc/TODO +++ b/doc/TODO @@ -1,7 +1,7 @@ PostgreSQL TODO List ==================== Current maintainer: Bruce Momjian (bruce@momjian.us) -Last updated: Wed Apr 2 21:55:58 EDT 2008 +Last updated: Thu Apr 3 12:36:59 EDT 2008 The most recent version of this document can be viewed at http://www.postgresql.org/docs/faqs.TODO.html. @@ -1620,6 +1620,10 @@ Optimizer / Executor * Improve ability to display optimizer analysis using OPTIMIZER_DEBUG * Have EXPLAIN ANALYZE issue NOTICE messages when the estimated and actual row counts differ by a specified percentage +* Improve how ANALYZE computes in-doubt tuples + + http://archives.postgresql.org/pgsql-hackers/2007-11/msg00771.php + * Consider using hash buckets to do DISTINCT, rather than sorting This would be beneficial when there are few distinct values. This is diff --git a/doc/src/FAQ/TODO.html b/doc/src/FAQ/TODO.html index 99a381b068a..1203457fa38 100644 --- a/doc/src/FAQ/TODO.html +++ b/doc/src/FAQ/TODO.html @@ -8,7 +8,7 @@

PostgreSQL TODO List

Current maintainer: Bruce Momjian (bruce@momjian.us)
-Last updated: Wed Apr 2 21:55:58 EDT 2008 +Last updated: Thu Apr 3 12:36:59 EDT 2008

The most recent version of this document can be viewed at
http://www.postgresql.org/docs/faqs.TODO.html. @@ -1398,6 +1398,9 @@ first. There is also a developer's wiki at

  • Improve ability to display optimizer analysis using OPTIMIZER_DEBUG
  • Have EXPLAIN ANALYZE issue NOTICE messages when the estimated and actual row counts differ by a specified percentage +
  • Improve how ANALYZE computes in-doubt tuples +

    http://archives.postgresql.org/pgsql-hackers/2007-11/msg00771.php +

  • Consider using hash buckets to do DISTINCT, rather than sorting

    This would be beneficial when there are few distinct values. This is already used by GROUP BY.