docs: improve CREATE FUNCTION docs about language case and quoting

Report from Marc Mamin
This commit is contained in:
Bruce Momjian 2014-02-13 17:07:05 -05:00
parent 474cb24df7
commit de4b6558be

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@ -252,10 +252,10 @@ CREATE [ OR REPLACE ] FUNCTION
<listitem>
<para>
The name of the language that the function is implemented in.
Can be <literal>SQL</literal>, <literal>C</literal>,
It can be <literal>sql</literal>, <literal>c</literal>,
<literal>internal</literal>, or the name of a user-defined
procedural language. For backward compatibility,
the name can be enclosed by single quotes.
procedural language, e.g. <literal>plpgsql</literal>. Enclosing the
name in single quotes is deprecated and requires matching case.
</para>
</listitem>
</varlistentry>