"Andrus" <[EMAIL PROTECTED]> writes:
> Planner must use index
> CREATE TABLE foo ( bar CHAR(10) PRIMARY KEY );
> for queries like
> SELECT * FROM foo WHERE bar::CHAR(3)='ABC';
> Can you make this patch or add this to todo list ?
This isn't going to happen for exactly the same reason that LIKE
optimization doesn't happen (in non-C locales): the sort order of
non-C indexes isn't compatible with testing a prefix of the string.
regards, tom lane
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