When there is a problem with the database, WordPress shows a database connection error. Usually, the error appears when the WordPress database connection configuration is not correct, database server issue, or the database is corrupted.
However, if the database server is working correctly and the connection configuration did not change, this could mean that the database is corrupted and it needs to be repaired.WordPress comes with a tool to fix a damaged WordPress tables.This article describes how to repair a WordPress database.
To repair database issues in WordPress, follow these steps:
In the left sidebar, click the name of the directory where you have installed WordPress, and locate the wp-config.php file:
Scroll down to the end of the file, and add the following line to enable the Repair Database Feature:
Open your web browser, and type the following address to load the WordPress Database tool:
Click on Repair Database:
Wait for the process to finish. Once it is done, a report page will be displayed listing any issues with the WordPress database:
For more information about database management, please visit: https://www.a2hosting.com/blog/what-databases-are/
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