fix bug

diff --git a/lib/php/db.php b/lib/php/db.php
index 00edc87fed96d4a3520a16126c7a7ce2fb258185..f21c6e96ce6aebd20fa578973256c51ad8614d7a 100644 (file)
--- a/lib/php/db.php
+++ b/lib/php/db.php
@@ -156,6 +156,7 @@ class Db extends nb {
 
     # Type queries
     if ($sql = $this->type('exec')) {
+      if (empty($sql)) continue;
       if (is_scalar($sql)) $sql = array($sql);
       foreach ($sql as $s) {
         $this->conn->exec($s);