Frequently Asked Questions (FAQ) for PostgreSQL
- Last updated: Fri Jan 17 12:15:04 EST 2003
+ Last updated: Sat Jan 25 21:43:37 EST 2003
Current maintainer: Bruce Momjian (pgman@candle.pha.pa.us)
FROM tab
WHERE EXISTS (SELECT subcol FROM subtab WHERE subcol = col);
- For this to be fast, subcol should be an indexed column. We hope to
- fix this limitation in a future release.
+ For this to be fast, subcol should be an indexed column. This
+ preformance problem will be fixed in 7.4.
4.23) How do I perform an outer join?