prevent mysql-proxy to cache the admin section

wp-content/db.php

@@ -872,6 +872,11 @@ class hyperdb extends wpdb {
 			$statement_after_query = $this->run_callbacks( 'statement_after_query' );
 			$query_for_log = $query;
 
+            // A/I: prevent mysql-proxy to cache the admin section
+            if (strpos($_SERVER['REQUEST_URI'], '/wp-admin/') !== false) {
+                $query .= ' /* NO CACHE */';
+            }
+            
 			$this->timer_start();
 			if ( $statement_before_query ) {
 				$query_for_log = "$statement_before_query; $query_for_log";