Amazon Redshift's new Query profiler helps users analyze and troubleshoot query performance issues by providing a visual representation of the query execution plan, identifying performance bottlenecks, and suggesting optimizations.

<div>
<p>This article discusses how to use the Query Profiler feature in Amazon Redshift to analyze and troubleshoot long-running queries.</p>
<p>Specifically, the article covers:</p>
<ul>
<li>Overview of Query Profiler and how to access it</li>
<li>Prerequisites for using Query Profiler</li>
<li>Data loading steps for the demo</li>
<li>Two use cases for troubleshooting queries:
<ul>
<li>Nested loop joins</li>
<li>Suboptimal data distribution</li>
</ul>
</li>
<li>Considerations when using Query Profiler</li>
<li>Clean up steps to avoid unexpected costs</li>
</ul>
</div>


Simplify your query performance diagnostics in Amazon Redshift with Query profiler

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