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Fix documentation reference to "above" example

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found by Thom Brown
This commit is contained in:
Peter Eisentraut 2011-06-04 23:12:27 +03:00
parent 4dd4bd4d8e
commit 36a1ba9d5e
1 changed files with 2 additions and 1 deletions
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doc/src/sgml/plpython.sgml
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@ -400,7 +400,8 @@ $$ LANGUAGE plpythonu;
If an SQL null value<indexterm><primary>null value</primary><secondary
sortas="PL/Python">in PL/Python</secondary></indexterm> is passed to a
function, the argument value will appear as <symbol>None</symbol> in
Python. The above function definition will return the wrong answer for null
Python. For example, the function definition of <function>pymax</function>
shown in <xref linkend="plpython-funcs"> will return the wrong answer for null
inputs. We could add <literal>STRICT</literal> to the function definition
to make <productname>PostgreSQL</productname> do something more reasonable:
if a null value is passed, the function will not be called at all,