diff --git a/src/databases/firebird.php b/src/databases/firebird.php
index 1adaab8..528ea2d 100644
--- a/src/databases/firebird.php
+++ b/src/databases/firebird.php
@@ -42,7 +42,8 @@ class firebird {
 	 */
 	function __destruct()
 	{
-		ibase_close($this->conn);
+		@ibase_close($this->conn);
+		@ibase_free_result($this->statement);
 	}
 
 	/**
diff --git a/src/databases/sqlite.php b/src/databases/sqlite.php
index feeb445..01a1cad 100644
--- a/src/databases/sqlite.php
+++ b/src/databases/sqlite.php
@@ -118,7 +118,7 @@ SQL;
 	 */
 	function num_rows()
 	{
-		// TODO: Implement
+		return (isset($this->statement)) ? $this->statment->rowCount : FALSE;
 	}
 }
 //End of sqlite.php
\ No newline at end of file