Solved Wordpress Error establishing a database connection

Wordpress Tips Plugins and Security

Wordpress is top most used CMS in the world. You can create any type of website into Wordpress like Pharma, Packers and Movers, Hospital , School etc.

Some time you face the issue into wordpress website like “Error establishing a database connection” when open the website. To solve this problem follow the below instruction .

First check the database username and password is correct. OR recreate the password and used the new one. check the wp_config.php file about what you entered into it. If something wrong then correct it. Make sure you connection is successful when using the database login details using mysqli_connectoion fuction.
Next is rename the wp_content > plugins directory to plugins_del . So that refresh the website . Some time currupt plugins create the problem. If all ok then move the plusings one by one into plugins folder from plugins_del folder. You easily found the corrupt plugin which create the problem.
open the wp_config.php file and write the below line at the bottom of page.

define('WP_ALLOW_REPAIR', true);

After that open the www.websitename.com/wp-admin/maint/repair.php file to repair the database table. Some time tables corrupted and show the error.

You can repair the database from cpanel > phpMyAdmin > select database > select tables > select repair and optimize it .
Last option is to take backup of database from cpanel. create the new database and import the database copy here.

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