This is the most widely used plugin among the recently updated plugins in the debug category. The primary functionality of this plugin is to monitor the database queries in user requests and help you optimize them. We use many plugins to build a WordPress site, and hence each user request may execute a large number of queries. In most scenarios, a considerable amount of queries are not relevant to the user request and executed due to low quality coding from plugin developers. This plugin allows you to track queries by plugin, making it easier to identify the plugins responsible for executing a large number of queries, as well as unnecessary ones.
The following screenshot previews the use of Query Monitor to track the queries ...
