diff --git a/Tests/Util/DatatableTest.php b/Tests/Util/DatatableTest.php
index 8efa278..674e68f 100644
--- a/Tests/Util/DatatableTest.php
+++ b/Tests/Util/DatatableTest.php
@@ -441,6 +441,52 @@ public function testSetSearchFields()
         $this->assertEquals(array(0), $this->_datatable->getSearchFields());
     }
 
+    public function testGetSearchGlobalDisabled()
+    {
+        $this->_datatable
+                ->setEntity('Ali\DatatableBundle\Entity\Product', 'p')
+                ->setFields(
+                        array(
+                            "title"        => 'p.name',
+                            "_identifier_" => 'p.id'))
+                ->setOrder('p.id', 'asc')
+        ;
+        $this->assertFalse($this->_datatable->getSearchGlobal());
+
+        $this->_datatable
+                ->setSearch(true)
+        ;
+
+        $this->assertFalse($this->_datatable->getSearchGlobal());
+
+        $this->_datatable
+                ->setSearch(true, false)
+        ;
+
+        $this->assertFalse($this->_datatable->getSearchGlobal());
+
+        $this->_datatable
+                ->setSearch(false, false)
+        ;
+
+        $this->assertFalse($this->_datatable->getSearchGlobal());
+
+    }
+
+    public function testGetSearchGlobalEnabled()
+    {
+        $this->_datatable
+                ->setEntity('Ali\DatatableBundle\Entity\Product', 'p')
+                ->setFields(
+                        array(
+                            "title"        => 'p.name',
+                            "_identifier_" => 'p.id'))
+                ->setOrder('p.id', 'asc')
+                ->setSearch(true, true)
+        ;
+        $this->assertTrue($this->_datatable->getSearchGlobal());
+    }
+
     public function testSetRenderders()
     {
         $out  = $this->_datatable
diff --git a/Twig/Extension/AliDatatableExtension.php b/Twig/Extension/AliDatatableExtension.php
index 22cc731..db0a363 100644
--- a/Twig/Extension/AliDatatableExtension.php
+++ b/Twig/Extension/AliDatatableExtension.php
@@ -79,6 +79,7 @@ public function datatable($options)
         $options['fields']        = $dt->getFields();
         $options['delete_form']   = $this->createDeleteForm('_id_')->createView();
         $options['search']        = $dt->getSearch();
+        $options['search_global'] = $dt->getSearchGlobal();
         $options['search_fields'] = $dt->getSearchFields();
         $options['multiple']      = $dt->getMultiple();
         $options['sort']          = is_null($dt->getOrderField()) ? NULL : array(array_search(
diff --git a/Util/Datatable.php b/Util/Datatable.php
index 38416d4..acd6230 100644
--- a/Util/Datatable.php
+++ b/Util/Datatable.php
@@ -51,6 +51,9 @@ class Datatable
     /** @var boolean */
     protected $_search;
 
+    /** @var boolean */
+    protected $_search_global = false;
+
     /** @var array */
     protected $_search_fields = array();
 
@@ -289,6 +292,16 @@ public function getSearch()
         return $this->_search;
     }
 
+    /**
+     * get global search
+     *
+     * @return boolean
+     */
+    public function getSearchGlobal()
+    {
+        return $this->_search_global;
+    }
+
     /**
      * set entity
      * 
@@ -523,13 +536,15 @@ public function setGroupBy($groupby)
      * set search
      * 
      * @param bool $search
+     * @param bool $global
      * 
      * @return \Ali\DatatableBundle\Util\Datatable
      */
-    public function setSearch($search)
+    public function setSearch($search, $global = false)
     {
-        $this->_search = $search;
-        $this->_queryBuilder->setSearch($search);
+        $this->_search        = $search;
+        $this->_search_global = $search && $global;
+        $this->_queryBuilder->setSearch($this->_search || $this->_search_global);
         return $this;
     }
 
diff --git a/Util/Factory/Query/DoctrineBuilder.php b/Util/Factory/Query/DoctrineBuilder.php
index 2895a4b..46a0447 100644
--- a/Util/Factory/Query/DoctrineBuilder.php
+++ b/Util/Factory/Query/DoctrineBuilder.php
@@ -90,6 +90,22 @@ protected function _addSearch(\Doctrine\ORM\QueryBuilder $queryBuilder)
                     $queryBuilder->setParameter("ssearch{$i}", '%' . $request->get("sSearch_{$i}") . '%');
                 }
             }
+
+            $search_param = $request->get("sSearch");
+            if ($search_param !== false && $search_param != '')
+            {
+                $search_dql = array();
+                foreach ($search_fields as $i => $search_field)
+                {
+                    $field        = explode(' ', trim($search_field));
+                    $search_field = $field[0];
+
+                    $search_dql[] = "$search_field like :ssearch";
+                }
+
+                $queryBuilder->andWhere(implode(' OR ', $search_dql));
+                $queryBuilder->setParameter("ssearch", '%' . $request->get("sSearch") . '%');
+            }
         }
     }