Cache query results for one second.

Queries from the PBX core come in 3's.  Caching avoids the additional
performance penalty from those two additional queries hitting the database.

(closes issue #16521)
 Reported by: tilghman
 Patches: 
       20091229__issue16521.diff.txt uploaded by tilghman (license 14)
 Tested by: Hubguru, tilghman


git-svn-id: http://svn.digium.com/svn/asterisk/trunk@266238 f38db490-d61c-443f-a65b-d21fe96a405b

1 files changed, 2 insertions, 0 deletions

diff --git a/CHANGES b/CHANGES
index 1f0cd8848..0bae9efbc 100644
--- a/CHANGES
+++ b/CHANGES
@@ -446,6 +446,8 @@ Miscellaneous
    of dynamic parkinglots.
  * chan_dahdi now supports reporting alarms over AMI either by channel or span via
    the reportalarms config option.
+ * The Realtime dialplan switch now caches entries for 1 second.  This provides a
+   significant increase in performance (about 3X) for installations using this switchtype.
 
 CLI Changes
 -----------