diff --git a/system/database/drivers/sqlite/sqlite_utility.php b/system/database/drivers/sqlite/sqlite_utility.php
index e9f4eb6..43c43e0 100644
--- a/system/database/drivers/sqlite/sqlite_utility.php
+++ b/system/database/drivers/sqlite/sqlite_utility.php
@@ -80,6 +80,21 @@
 	// --------------------------------------------------------------------
 
 	/**
+	 * Show table query
+	 *
+	 * Generates a platform-specific query string so that the table names can be fetched
+	 *
+	 * @access	private
+	 * @return	string
+	 */
+	function _list_tables()
+	{
+		return "SELECT name from sqlite_master WHERE type='table'";
+	}
+
+	// --------------------------------------------------------------------
+
+	/**
 	 * Drop Table
 	 *
 	 * @access	private
@@ -97,67 +112,6 @@
 	// --------------------------------------------------------------------
 
 	/**
-	 * Version number query string
-	 *
-	 * @access	public
-	 * @return	string
-	 */
-	function _version()
-	{
-		return sqlite_libversion();
-	}
-
-	// --------------------------------------------------------------------
-
-	/**
-	 * Show table query
-	 *
-	 * Generates a platform-specific query string so that the table names can be fetched
-	 *
-	 * @access	public
-	 * @return	string
-	 */
-	function _show_tables()
-	{
-		return "SELECT name from sqlite_master WHERE type='table'";
-	}
-	
-	// --------------------------------------------------------------------
-
-	/**
-	 * Show columnn query
-	 *
-	 * Generates a platform-specific query string so that the column names can be fetched
-	 *
-	 * @access	public
-	 * @param	string	the table name
-	 * @return	string
-	 */
-	function _show_columns($table = '')
-	{
-		// Not supported
-		return FALSE;
-	}
-
-	// --------------------------------------------------------------------
-
-	/**
-	 * Field data query
-	 *
-	 * Generates a platform-specific query so that the column data can be retrieved
-	 *
-	 * @access	public
-	 * @param	string	the table name
-	 * @return	object
-	 */
-	function _field_data($table)
-	{
-		return "SELECT * FROM ".$this->db->_escape_table($table)." LIMIT 1";
-	}
-
-	// --------------------------------------------------------------------
-
-	/**
 	 * Optimize table query
 	 *
 	 * Generates a platform-specific query so that a table can be optimized