diff --git a/LICENSE.txt b/LICENSE.txt
index c39dd82..64da549 100644
--- a/LICENSE.txt
+++ b/LICENSE.txt
@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) 2017 Mayendra Costanov (anovsiradj) <anov.siradj22@gmail.com>
+Copyright (c) 2017-2019 Mayendra Costanov (anovsiradj) <anov.siradj22@gmail.com>
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
diff --git a/README.md b/README.md
index 48699d8..3144838 100644
--- a/README.md
+++ b/README.md
@@ -5,47 +5,40 @@ Standalone CodeIgniter3 DataBase Query Builder with monkey-patched technique.
 ### Usage
 
 ```php
-// IMPORTANT: "BASEPATH" must end with directory separator.
-
-// without composer
-require 'path/to/ci3db/CI3DataBase.php';
-
-// with composer
-require 'path/to/vendor/autoload.php';
-
-// then
+// IMPORTANT: "BASEPATH" must end with slash or directory separator.
 define('BASEPATH', 'path/to/vendor/codeigniter/framework/system/'); // relative
-define('BASEPATH', realpath('path/to/vendor/codeigniter/framework/system') . DIRECTORY_SEPARATOR); // absolute
+define('BASEPATH', realpath('/path/to/vendor/codeigniter/framework/system') . DIRECTORY_SEPARATOR); // absolute
 
-$ci3db =& anovsiradj\CI3DataBase::init();
+$ci3db =& \anovsiradj\CI3DataBase::init();
 
-$ci3db->set_db_config_file('path/to/config/database.php');
+$ci3db->set_db_config_file('path/to/config/database.php'); // see ./tests/cfg.php
 // or
-$ci3db->set_db_config('db-server-5', array(
+$ci3db->set_db_config('db-server-0', array(
 	...
-	'host' => 'localhost',
-	'user' => 'root',
-	'password' => 'root'
+	'dbdriver' => '...',
+	'hostname' => 'localhost',
+	'username' => 'root',
+	'password' => 'root',
+	'database' => '...',
 	...
 ));
+// or
+$ci3db->set_db_config('db-server-1', 'dbdriver://username:password@hostname/database');
 
 // Using the query builder
-$db =& $ci3db::db();
-// or
-$db =& $ci3db::db('db-server-5');
-// or
-$db =& anovsiradj\CI3DataBase::db();
-// or
-$db =& anovsiradj\CI3DataBase::db('db-server-5');
+$db =& $ci3db->db(); // or
+$db =& $ci3db->db('db-server-0'); // or
+$db =& \anovsiradj\CI3DataBase::db(); // or
+$db =& \anovsiradj\CI3DataBase::db('db-server-1');
 ```
 
 ### Development
 
-tested on both `5.6+` and `7.0+`.
+tested on `5.6+`,`7.0+` and `7.2+`.
 
-probably work on `5.4.8+` (see https://github.com/bcit-ci/CodeIgniter#server-requirements).
+probably work on `5.4.8+` (see <https://github.com/bcit-ci/CodeIgniter#server-requirements>).
 
-tested with `MySQL` and `FirebirdSQL`.
+tested with `MySQL`, `SQLite` and `FirebirdSQL`.
 
 ### Caveats
 
@@ -55,14 +48,15 @@ tested with `MySQL` and `FirebirdSQL`.
 
 DB Cache is not supported.
 
-`DSN` string is not yet available. you have to use array.
+`DSN` you must provide `host` (even for `sqlite3`).
 
 ### Todo(s)
 
 - Test driver `PDO`
-- Test `SQLite3`
-- `DSN` support. _ughh!_
+- Test `PostgreSQL`
 
 # License
 
-[MIT](https://anovsiradj.mit-license.org/2017)
+[MIT](https://anovsiradj.mit-license.org/2017-2019)
+
+[CodeIgniter3 License](https://github.com/bcit-ci/CodeIgniter/blob/develop/user_guide_src/source/license.rst)