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| author | Bruce Momjian <bruce@momjian.us> | 2005-08-11 13:22:07 +0000 |
|---|---|---|
| committer | Bruce Momjian <bruce@momjian.us> | 2005-08-11 13:22:07 +0000 |
| commit | e8b842b9d3c65bf76157b3093bb8540ff1d5dea2 (patch) | |
| tree | 5080198e32d9ab7f458aed876a74bf22fc22bc71 /doc/FAQ | |
| parent | 6a60357588f873ff2f8a7dfeb94526c4af6c2b92 (diff) | |
Update MD5 mention for long values.
Diffstat (limited to 'doc/FAQ')
| -rw-r--r-- | doc/FAQ | 8 |
1 files changed, 4 insertions, 4 deletions
@@ -1,7 +1,7 @@ Frequently Asked Questions (FAQ) for PostgreSQL - Last updated: Wed Aug 10 15:29:42 EDT 2005 + Last updated: Thu Aug 11 09:21:58 EDT 2005 Current maintainer: Bruce Momjian (pgman@candle.pha.pa.us) @@ -474,9 +474,9 @@ One limitation is that indexes can not be created on columns longer than about 2,000 characters. Fortunately, such indexes are rarely - needed. Uniqueness is best guaranteed using another column that is an - MD5 hash of the long column, and full text indexing allows for - searching of words within the column. + needed. Uniqueness is best guaranteed by a funtion index of an MD5 + hash of the long column, and full text indexing allows for searching + of words within the column. 4.5) How much database disk space is required to store data from a typical text file? |