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-$PostgreSQL: pgsql/doc/src/sgml/func.sgml,v 1.189 2004/02/29 15:45:53 neilc Exp $
+$PostgreSQL: pgsql/doc/src/sgml/func.sgml,v 1.190 2004/03/04 20:09:29 dennis Exp $
PostgreSQL documentation
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</row>
<row>
- <entry><literal><function>ltrim</function>(<parameter>string</parameter> <type>text</type>, <parameter>characters</parameter> <type>text</type>)</literal></entry>
+ <entry><literal><function>ltrim</function>(<parameter>string</parameter> <type>text</type>
+ <optional>, <parameter>characters</parameter> <type>text</type></optional>)</literal>
+ </entry>
<entry><type>text</type></entry>
<entry>
Remove the longest string containing only characters from
- <parameter>characters</parameter> from the start of
+ <parameter>characters</parameter> (a space by default) from the start of
<parameter>string</parameter>.
</entry>
<entry><literal>ltrim('zzzytrim', 'xyz')</literal></entry>
</row>
<row>
- <entry><literal><function>rtrim</function>(<parameter>string</parameter>
- text, <parameter>characters</parameter> text)</literal></entry>
+ <entry><literal><function>rtrim</function>(<parameter>string</parameter> <type>text</type>
+ <optional>, <parameter>characters</parameter> <type>text</type></optional>)</literal>
+ </entry>
<entry><type>text</type></entry>
<entry>
Remove the longest string containing only characters from
- <parameter>characters</parameter> from the end of
+ <parameter>characters</parameter> (a space by default) from the end of
<parameter>string</parameter>.
</entry>
<entry><literal>rtrim('trimxxxx', 'x')</literal></entry>