fix query not beinge executed if no bindings were found

sqlite.js

@@ -116,6 +116,7 @@ Database.prototype.executeQuery = function(sql, bindings, queryCallback) {
   }
 
   function onPrepare(error, statement) {
+    if (error) throw error;
     if (bindings) {
       if (Object.prototype.toString.call(bindings) === "[object Array]") {
         doBindingsByIndex(statement, bindings, doStep);
@@ -124,6 +125,9 @@ Database.prototype.executeQuery = function(sql, bindings, queryCallback) {
         // TODO index by keys
       }
     }
+    else {
+      doStep(statement);
+    }
   }
 
   this.db.prepare(sql, onPrepare);