Change default date format in Oracle

Comparing #3 with #4

Revision #4 was created by lenovo lenovo on Sep 17, 2019, 10:27:13 AM.

code formatting

Content

[...]
```
ALTER SESSION SET NLS_DATE_FORMAT=...
```

For complete script
```
 
<?php
return [
'class' => 'yii\db\Connection',
'dsn' => 'oci:host=127.0.0.1:1521/XE',
'username' => 'YOUR_USERNAME',
'password' => 'YOUR_PASSWORD',
[...]