Configure Postgres databse with PHP (WAMP) in windows

If you found the following error Call to undefined function pg_connect()

You need to configure the Postgres database in the following manner.

1. Download and install Postgres databse
2. Add php_pgsql and php_pdo_pgsql extensions in the WAMP
(click the wamp icon php > php extenstions)
3. Add the php path in the windows PATH environment variable

How to add windows environment varibale:
1 . go to My computer > proprieties > Advance settings > Environment Variables
2. Select Path variable and click edit
3. go php installed folder and copy the path (C:\wamp\bin\php\php5.3.5)
4. add ';' semi colon in the of the values and paste the copied php path.

Now restart the all services in WAMP server and check. The