Fix plpgsql "PERFORM" markup.

Backpatch to 9.0 and 9.1.

diff --git a/doc/src/sgml/plpgsql.sgml b/doc/src/sgml/plpgsql.sgml
index a2482de2b95b63653be507219c895d29e62d45d3..d9b4e615e09e04fe13576102033d9653f51e4aac 100644 (file)
--- a/doc/src/sgml/plpgsql.sgml
+++ b/doc/src/sgml/plpgsql.sgml
@@ -940,7 +940,7 @@ PERFORM query;
      result.  Write the query the same
      way you would write an SQL SELECT command, but replace the
      initial keyword SELECT with PERFORM.
-     For <keyword>WITH queries, use d>PERFORM and then
+     For <command>WITH queries, use d>PERFORM and then
      place the query in parentheses.  (In this case, the query can only
      return one row.)
      PL/pgSQL variables will be