Doc: fix missing mention of procedure OUT parameters.

Small oversight in commit 2453ea142.

diff --git a/doc/src/sgml/plpgsql.sgml b/doc/src/sgml/plpgsql.sgml
index 9d41967ad3a18011ddc7f0fa50734e7285e25e93..9242c54329dbb50badf42b71c3ed06c9f1925129 100644 (file)
--- a/doc/src/sgml/plpgsql.sgml
+++ b/doc/src/sgml/plpgsql.sgml
@@ -1959,7 +1959,8 @@ SELECT * FROM get_available_flightid(CURRENT_DATE);
      or DO block can call a procedure
      using CALL.  Output parameters are handled
      differently from the way that CALL works in plain
-     SQL.  Each INOUT parameter of the procedure must
+     SQL.  Each OUT or INOUT
+     parameter of the procedure must
      correspond to a variable in the CALL statement, and
      whatever the procedure returns is assigned back to that variable after
      it returns.  For example: