Brad Parbs

<p>Outputs some database query information on page load for logged in admins. Output is located as an html comment in the footer and also in the console.</p>


Database Performance Monitor

Outputs some database query information on page load for logged in admins. Output is located as an html comment in the footer and also in the console.

asadkn

<p>A simple plugin to assist both theme and plugin developers in MySQL Profiling. Once installed, MySQL statistics will be available at page footer. Visit http://wpsplash.com/mysql-profiler-plugin-for-wordpress/ for more information.</p>


WP MySQL Profiler

Used to profile MySQL queries for performance; with backtrace information for each query (caller functions, lines, file names etc.)

Database Performance Monitor vs WP MySQL Profiler