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Improve text search prefix doc addition.

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This commit is contained in:
Bruce Momjian 2011-02-18 23:23:52 -05:00
parent 5bba4948eb
commit 4077980d67
1 changed files with 3 additions and 6 deletions
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9
doc/src/sgml/datatype.sgml
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@ -3847,12 +3847,9 @@ SELECT 'super:*'::tsquery;
'super':* 'super':*
</programlisting> </programlisting>
This query will match any word in a <type>tsvector</> that begins This query will match any word in a <type>tsvector</> that begins
with <quote>super</>. with <quote>super</>. Note that prefixes are first processed by
</para> text search configurations, which means this comparison returns
true:
<para>
Note that text search configuration processing happens before
comparisons, which means this comparison returns <literal>true</>:
<programlisting> <programlisting>
SELECT to_tsvector( 'postgraduate' ) @@ to_tsquery( 'postgres:*' ); SELECT to_tsvector( 'postgraduate' ) @@ to_tsquery( 'postgres:*' );
?column? ?column?