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Adjust CHAR() doc mention of pattern matching issues for trailing 

spaces.
This commit is contained in:
Bruce Momjian 2011-03-08 12:54:00 -05:00
parent 7465ae06be
commit 915cd10c16
1 changed files with 2 additions and 2 deletions
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4
doc/src/sgml/datatype.sgml
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@ -1014,12 +1014,12 @@ SELECT '52093.89'::money::numeric::float8;
with spaces to the specified width <replaceable>n</>, and are
stored and displayed that way. However, the padding spaces are
treated as semantically insignificant. Trailing spaces are
disregarded when non-pattern comparing two values of type <type>character</type>,
disregarded when comparing two values of type <type>character</type>,
and they will be removed when converting a <type>character</type> value
to one of the other string types. Note that trailing spaces
<emphasis>are</> semantically significant in
<type>character varying</type> and <type>text</type> values, and
when using pattern matching comparisons, e.g. <literal>LIKE</>,
when using pattern matching, e.g. <literal>LIKE</>,
regular expressions.
</para>