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<chapter id="plsql">
database return a value. Thus, the normal way to call a function
is to execute a SELECT query or doing an assignment (resulting
in a PL/pgSQL internal SELECT). But there are cases where someone
- isn't interested in the function's result.
+ is not interested in the function's result.
<programlisting>
PERFORM <replaceable>query</replaceable>
</programlisting>