Re: Documentation bug in 8.3?
От | Bruce Momjian |
---|---|
Тема | Re: Documentation bug in 8.3? |
Дата | |
Msg-id | 200801122151.m0CLpoM07983@momjian.us обсуждение исходный текст |
Ответ на | Re: Documentation bug in 8.3? (Tom Lane <tgl@sss.pgh.pa.us>) |
Список | pgsql-docs |
Tom Lane wrote: > Bruce Momjian <bruce@momjian.us> writes: > > clamped to 16383. Duplicate position entries are discarded. > > ---------------------------------------- > > > However in my testing of 8.3 duplicate position entries are not > > discarded: > > > test=> SELECT 'a:1 b:1'::tsvector; > > tsvector > > ------------- > > 'a':1 'b':1 > > (1 row) > > Those aren't duplicates, because they're not attached to the same > lexeme. The comment is talking about this behavior: > > regression=# SELECT 'a:1 a:1'::tsvector; > tsvector > ---------- > 'a':1 > (1 row) > > regression=# SELECT 'a:1,2,1'::tsvector; > tsvector > ---------- > 'a':1,2 > (1 row) OK, thanks. I will clarify the documentation. Patch attached and applied. -- Bruce Momjian <bruce@momjian.us> http://momjian.us EnterpriseDB http://postgres.enterprisedb.com + If your life is a hard drive, Christ can be your backup. + Index: doc/src/sgml/datatype.sgml =================================================================== RCS file: /cvsroot/pgsql/doc/src/sgml/datatype.sgml,v retrieving revision 1.222 diff -c -c -r1.222 datatype.sgml *** doc/src/sgml/datatype.sgml 2 Jan 2008 19:53:13 -0000 1.222 --- doc/src/sgml/datatype.sgml 12 Jan 2008 21:50:51 -0000 *************** *** 3330,3336 **** document. Positional information can be used for <firstterm>proximity ranking</firstterm>. Position values can range from 1 to 16383; larger numbers are silently clamped to 16383. ! Duplicate position entries are discarded. </para> <para> --- 3330,3336 ---- document. Positional information can be used for <firstterm>proximity ranking</firstterm>. Position values can range from 1 to 16383; larger numbers are silently clamped to 16383. ! Duplicate positions for the same lexeme are discarded. </para> <para>
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