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Diffstat (limited to 'doc/FAQ')
| -rw-r--r-- | doc/FAQ | 6 |
1 files changed, 5 insertions, 1 deletions
@@ -1,7 +1,7 @@ Frequently Asked Questions (FAQ) for PostgreSQL - Last updated: Wed Aug 25 23:18:13 EDT 2004 + Last updated: Tue Aug 31 23:28:02 EDT 2004 Current maintainer: Bruce Momjian (pgman@candle.pha.pa.us) @@ -797,6 +797,10 @@ section 4.12. * The default C locale must be used during initdb. + In pre-8.0 releases, indexes often can not be used unless the data + types exactly match the index's column types. This is particularly + true of int2, int8, and numeric column indexes. + 4.9) How do I see how the query optimizer is evaluating my query? See the EXPLAIN manual page. |
