Backpatch to 9.0 and 9.1.
result. Write the <replaceable>query</replaceable> the same
way you would write an SQL <command>SELECT</> command, but replace the
initial keyword <command>SELECT</> with <command>PERFORM</command>.
- For <keyword>WITH</> queries, use <keyword>PERFORM</> and then
+ For <command>WITH</> queries, use <command>PERFORM</> and then
place the query in parentheses. (In this case, the query can only
return one row.)
<application>PL/pgSQL</application> variables will be