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> Wouldn't there need to be an index on OID for your query to be fast?
No, the single index on the "date" field is enough. See the EXPLAIN
output from my first post in the original thread:
http://archives.postgresql.org/pgsql-novice/2003-02/msg00075.php
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Greg Sabino Mullane greg(at)turnstep(dot)com
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