diff --git a/settings.php b/settings.php
index 1162073..8d75f8c 100644
--- a/settings.php
+++ b/settings.php
@@ -20,7 +20,7 @@
  * License along with this library.  If not, see <http://www.gnu.org/licenses/>.
  *
  */
-$params = array('sql_host', 'sql_user', 'sql_database', 'sql_password', 'sql_table', 'sql_column_username', 'sql_column_password', 'sql_type');
+$params = array('sql_host', 'sql_user', 'sql_database', 'sql_password', 'sql_table', 'sql_column_username', 'sql_column_password', 'sql_type', 'sql_column_active');
 
 OCP\Util::addscript('user_sql', 'settings');
 
@@ -48,5 +48,6 @@ $tmpl->assign( 'sql_table', OCP\Config::getAppValue( 'user_sql', 'sql_table', OC
 $tmpl->assign( 'sql_column_password', OCP\Config::getAppValue( 'user_sql', 'sql_column_password', OC_USER_BACKEND_SQL_DEFAULT_PW_COLUMN));
 $tmpl->assign( 'sql_column_username', OCP\Config::getAppValue( 'user_sql', 'sql_column_username', OC_USER_BACKEND_SQL_DEFAULT_USER_COLUMN));
 $tmpl->assign( 'sql_type', OCP\Config::getAppValue( 'user_sql', 'sql_type', OC_USER_BACKEND_SQL_DEFAULT_DRIVER));
+$tmpl->assign( 'sql_column_active', OCP\Config::getAppValue( 'user_sql', 'sql_column_active', ''));
 
 return $tmpl->fetchPage();
diff --git a/templates/settings.php b/templates/settings.php
index 32f5474..c3dd313 100644
--- a/templates/settings.php
+++ b/templates/settings.php
@@ -23,6 +23,7 @@
             <p><label for="sql_table"><?php echo $l->t('Table');?></label><input type="text" id="sql_table" name="sql_table" value="<?php echo $_['sql_table']; ?>" /></p>
             <p><label for="sql_column_username"><?php echo $l->t('Username Column');?></label><input type="text" id="sql_column_username" name="sql_column_username" value="<?php echo $_['sql_column_username']; ?>" /></p>
             <p><label for="sql_column_password"><?php echo $l->t('Password Column');?></label><input type="text" id="sql_column_password" name="sql_column_password" value="<?php echo $_['sql_column_password']; ?>" /></p>
+            <p><label for="sql_column_active"><?php echo $l->t('User Active Column');?></label><input type="text" id="sql_column_active" name="sql_column_active" value="<?php echo $_['sql_column_active']; ?>" /></p>
 
         <input type="submit" value="<?php echo $l->t('Save'); ?>" />
     </fieldset>
diff --git a/user_sql.php b/user_sql.php
index 7a11ed1..1a1d013 100644
--- a/user_sql.php
+++ b/user_sql.php
@@ -31,6 +31,7 @@ class OC_USER_SQL extends OC_User_Backend implements OC_User_Interface {
         protected $sql_table;
         protected $sql_column_username;
         protected $sql_column_password;
+        protected $sql_column_active;
         protected $sql_type;
         protected $db_conn;
         protected $db;
@@ -44,6 +45,7 @@ class OC_USER_SQL extends OC_User_Backend implements OC_User_Interface {
             $this->sql_table = OCP\Config::getAppValue('user_sql', 'sql_table', '');
             $this->sql_column_username = OCP\Config::getAppValue('user_sql', 'sql_column_username', '');
             $this->sql_column_password = OCP\Config::getAppValue('user_sql', 'sql_column_password', '');
+            $this->sql_column_active = OCP\Config::getAppValue('user_sql', 'sql_column_active', '');
             $this->sql_type = OCP\Config::getAppValue('user_sql', 'sql_type', '');
             $dsn = $this->sql_type.":host=".$this->sql_host.";dbname=".$this->sql_database;
             try 
@@ -95,7 +97,9 @@ class OC_USER_SQL extends OC_User_Backend implements OC_User_Interface {
                 return false;
             }
             
-		    $query = "SELECT $this->sql_column_username, $this->sql_column_password FROM $this->sql_table WHERE $this->sql_column_username = '$uid';";
+		    $query = "SELECT $this->sql_column_username, $this->sql_column_password FROM $this->sql_table WHERE $this->sql_column_username = '$uid'";
+		    if($this->sql_column_active != '')
+		        $query .= " AND $this->sql_column_active = 1";
 		    $result = $this->db->prepare($query);
 		    if(!$result->execute())
 		    {
@@ -132,6 +136,8 @@ class OC_USER_SQL extends OC_User_Backend implements OC_User_Interface {
 		   $query = "SELECT $this->sql_column_username FROM $this->sql_table";
 		   if($search != '')
 		      $query .= " WHERE $this->sql_column_username LIKE '%$search%'";
+		    if($this->sql_column_active != '')
+		        $query .= " AND $this->sql_column_active = 1";		      
 		   if($limit != null)
 		      $query .= " LIMIT $limit";
 		   if($offset != null)
@@ -161,7 +167,9 @@ class OC_USER_SQL extends OC_User_Backend implements OC_User_Interface {
                 return false;
             }
             
-		    $query = "SELECT $this->sql_column_username FROM $this->sql_table WHERE $this->sql_column_username = '$uid';";
+		    $query = "SELECT $this->sql_column_username FROM $this->sql_table WHERE $this->sql_column_username = '$uid'";
+  		    if($this->sql_column_active != '')
+		        $query .= " AND $this->sql_column_active = 1";
 		    $result = $this->db->prepare($query);
 		    if(!$result->execute())
 		    {