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Postgres FD Implementation
Commit 2fe9f20d authored by Bruce Momjian's avatar Bruce Momjian
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> * Add hash for evaluating GROUP BY aggregates (Tom)
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doc/TODO
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TODO list for PostgreSQL TODO list for PostgreSQL
======================== ========================
Last updated: Wed Nov 6 00:56:27 EST 2002 Last updated: Wed Nov 6 01:20:47 EST 2002
Current maintainer: Bruce Momjian (pgman@candle.pha.pa.us) Current maintainer: Bruce Momjian (pgman@candle.pha.pa.us)
...@@ -371,7 +371,7 @@ Optimizer / Executor ...@@ -371,7 +371,7 @@ Optimizer / Executor
* Improve Subplan list handling * Improve Subplan list handling
* Allow Subplans to use efficient joins(hash, merge) with upper variable * Allow Subplans to use efficient joins(hash, merge) with upper variable
* -Add hash for evaluating GROUP BY aggregates (Tom) * Add hash for evaluating GROUP BY aggregates (Tom)
* Allow merge and hash joins on expressions not just simple variables (Tom) * Allow merge and hash joins on expressions not just simple variables (Tom)
* Make IN/NOT IN have similar performance to EXISTS/NOT EXISTS [exists] * Make IN/NOT IN have similar performance to EXISTS/NOT EXISTS [exists]
* Missing optimizer selectivities for date, r-tree, etc. [optimizer] * Missing optimizer selectivities for date, r-tree, etc. [optimizer]
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