REGEX pattern for UNIX_TIMESTAMP was not closed ... oops

git-svn-id: https://plugins.svn.wordpress.org/postgresql-for-wordpress/trunk@195521 b8457f37-d9ea-0310-8a92-e5e31aec5664

pg4wp/driver_pgsql.php

@@ -152,7 +152,7 @@
 			$sql = preg_replace( $pattern, '($1 + $2)', $sql);
 			
 			// UNIX_TIMESTAMP in MYSQL returns an integer
-			$pattern = '/UNIX_TIMESTAMP\(([^\)])\)';
+			$pattern = '/UNIX_TIMESTAMP\(([^\)])\)/';
 			$sql = preg_replace( $pattern, 'ROUND(DATE_PART(\'epoch\',$1))', $sql);
 			
 			$date_funcs = array(