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    <title>topic Learn Databricks Performance Optimization | Master how to measure &amp;amp; speed up Databricks queries in Community Articles</title>
    <link>https://community.databricks.com/t5/community-articles/learn-databricks-performance-optimization-master-how-to-measure/m-p/173662#M1836</link>
    <description>&lt;DIV style="width: 100%; margin: 0 auto; font-family: Arial,Helvetica,sans-serif; color: #550b07;"&gt;
&lt;DIV style="background-color: #ff3621; padding: 32px 34px 30px 34px; border-radius: 14px 14px 0 0; overflow: hidden;"&gt;
&lt;TABLE style="width: 100%; border: 0; border-collapse: collapse; background-color: #ff3621;" border="0" width="100%" cellspacing="0" cellpadding="0"&gt;
&lt;TBODY&gt;
&lt;TR style="border: 0;"&gt;
&lt;TD width="122" valign="top" style="width: 122px; padding-right: 18px; border: 0; background-color: #ff3621;"&gt;&lt;span class="lia-inline-image-display-wrapper" image-alt="Databricks logo .png" style="width: 104px;"&gt;&lt;img src="https://community.databricks.com/t5/image/serverpage/image-id/32307i3C93B2E36B2390D6/image-size/medium?v=v2&amp;amp;px=400" width="104" role="button" title="Databricks logo .png" alt="Databricks logo .png" /&gt;&lt;/span&gt;&lt;/TD&gt;
&lt;TD valign="top" style="border: 0; background-color: #ff3621;"&gt;
&lt;DIV style="color: #eeede9; font-size: 13px; font-weight: bold; letter-spacing: 2px; text-transform: uppercase;"&gt;Databricks Training &amp;amp; Certifications&lt;/DIV&gt;
&lt;DIV style="color: #ffffff; font-size: 26px; font-weight: 800; line-height: 1.25; margin-top: 4px;"&gt;Learn Databricks Performance&amp;nbsp;Optimization&amp;nbsp;&lt;span class="lia-unicode-emoji" title=":rocket:"&gt;🚀&lt;/span&gt;&lt;/DIV&gt;
&lt;DIV style="color: #f9f7f4; font-size: 14px; margin-top: 6px;"&gt;Measure first, then make your Spark and Delta Lake workloads faster and cheaper.&lt;/DIV&gt;
&lt;DIV style="height: 4px; width: 80px; background-color: #ffffff; border-radius: 4px; margin-top: 16px;"&gt;&amp;nbsp;&lt;/DIV&gt;
&lt;/TD&gt;
&lt;/TR&gt;
&lt;/TBODY&gt;
&lt;/TABLE&gt;
&lt;/DIV&gt;
&lt;DIV style="background-color: #eeede9; padding: 24px 34px 28px 34px;"&gt;
&lt;DIV style="text-align: center; margin-bottom: 22px;"&gt;&lt;A style="display: inline-block; background-color: #ffffff; color: #ff3621; font-size: 13px; font-weight: 800; padding: 8px 16px; border-radius: 24px; text-decoration: none; margin: 0 5px 8px 0;" target="_blank"&gt;&lt;span class="lia-unicode-emoji" title=":magnifying_glass_tilted_left:"&gt;🔍&lt;/span&gt; Spark UI &amp;amp; Query Profile&lt;/A&gt; &lt;A style="display: inline-block; background-color: #ffffff; color: #ff3621; font-size: 13px; font-weight: 800; padding: 8px 16px; border-radius: 24px; text-decoration: none; margin: 0 5px 8px 0;" target="_blank"&gt;&lt;span class="lia-unicode-emoji" title=":package:"&gt;📦&lt;/span&gt; Liquid clustering &amp;amp; data skipping&lt;/A&gt; &lt;A style="display: inline-block; background-color: #ffffff; color: #ff3621; font-size: 13px; font-weight: 800; padding: 8px 16px; border-radius: 24px; text-decoration: none; margin: 0 5px 8px 0;" target="_blank"&gt;&lt;span class="lia-unicode-emoji" title=":high_voltage:"&gt;⚡&lt;/span&gt; Photon &amp;amp; caching&lt;/A&gt;&lt;/DIV&gt;
&lt;DIV style="font-size: 17px; line-height: 1.6; color: #550b07;"&gt;Slow queries and oversized clusters cost time and money. &lt;STRONG&gt;Performance optimization&lt;/STRONG&gt; on Databricks starts with measuring: find the real bottleneck, let the platform's automatic optimizations do the heavy lifting, and tune by hand only where it pays off.&lt;/DIV&gt;
&lt;DIV style="font-size: 17px; line-height: 1.6; color: #550b07; margin-top: 14px;"&gt;The catalog offers &lt;STRONG&gt;one Professional-level course&lt;/STRONG&gt;, part of the &lt;STRONG&gt;Advanced Data Engineering with Databricks&lt;/STRONG&gt; series, in four formats. Start free and self-paced, or go hands-on with a lab or an instructor. &lt;span class="lia-unicode-emoji" title=":backhand_index_pointing_down:"&gt;👇&lt;/span&gt;&lt;/DIV&gt;
&lt;DIV style="margin: 30px 0 14px 0;"&gt;&lt;A style="display: inline-block; width: 34px; height: 34px; line-height: 34px; text-align: center; background-color: #ff3621; color: #ffffff; font-size: 16px; font-weight: 800; border-radius: 50%; text-decoration: none; vertical-align: middle; margin-right: 12px;" target="_blank"&gt;✓&lt;/A&gt; &lt;SPAN&gt;The course&lt;/SPAN&gt; &lt;SPAN&gt;· Professional · Data Engineer&lt;/SPAN&gt;&lt;/DIV&gt;
&lt;DIV style="background-color: #ffffff; border-left: 5px solid #FF3621; border-radius: 0 12px 12px 0; padding: 20px 22px; margin-bottom: 6px;"&gt;&lt;A style="display: inline-block; background-color: #eeede9; color: #550b07; font-size: 12px; font-weight: 800; padding: 4px 12px; border-radius: 20px; text-decoration: none;" target="_blank"&gt;Professional · 2H to 4H&lt;/A&gt;
&lt;DIV style="font-size: 18px; font-weight: 800; color: #550b07; line-height: 1.3; margin-top: 10px;"&gt;Databricks Performance Optimization&lt;/DIV&gt;
&lt;DIV style="font-size: 14px; line-height: 1.55; color: #730d21; margin-top: 8px;"&gt;Learn how to optimize workloads and physical data layout with Spark and Delta Lake, and use the Spark UI to assess performance and debug applications. Topics include streaming, liquid clustering, data skipping, caching, Photon, and more.&lt;/DIV&gt;
&lt;DIV style="margin-top: 14px;"&gt;&lt;A style="display: inline-block; background-color: #ff3621; color: #ffffff; font-size: 13px; font-weight: 800; text-decoration: none; padding: 10px 18px; border-radius: 8px; margin: 0 8px 8px 0;" href="https://www.databricks.com/training/catalog/databricks-performance-optimization-2958?itm_source=www&amp;amp;itm_category=training&amp;amp;itm_page=catalog&amp;amp;itm_location=body&amp;amp;itm_component=general-asset-card&amp;amp;itm_offer=databricks-performance-optimization-2958" target="_blank"&gt;Free · Self-paced · 2H →&lt;/A&gt; &lt;A style="display: inline-block; background-color: #550b07; color: #ffffff; font-size: 13px; font-weight: 800; text-decoration: none; padding: 10px 18px; border-radius: 8px; margin: 0 8px 8px 0;" href="https://www.databricks.com/training/catalog/databricks-performance-optimization-2967?itm_source=www&amp;amp;itm_category=training&amp;amp;itm_page=catalog&amp;amp;itm_location=body&amp;amp;itm_component=general-asset-card&amp;amp;itm_offer=databricks-performance-optimization-2967" target="_blank"&gt;Paid / Subscription · Lab · 3H →&lt;/A&gt; &lt;A style="display: inline-block; background-color: #550b07; color: #ffffff; font-size: 13px; font-weight: 800; text-decoration: none; padding: 10px 18px; border-radius: 8px; margin: 0 8px 8px 0;" href="https://www.databricks.com/training/catalog/databricks-performance-optimization-1809?itm_source=www&amp;amp;itm_category=training&amp;amp;itm_page=catalog&amp;amp;itm_location=body&amp;amp;itm_component=general-asset-card&amp;amp;itm_offer=databricks-performance-optimization-1809" target="_blank"&gt;Paid · Instructor-led Lab · 4H →&lt;/A&gt; &lt;A style="display: inline-block; background-color: #550b07; color: #ffffff; font-size: 13px; font-weight: 800; text-decoration: none; padding: 10px 18px; border-radius: 8px; margin: 0 8px 8px 0;" href="https://www.databricks.com/training/catalog/databricks-performance-optimization-mandarin-chinese-6967?itm_source=www&amp;amp;itm_category=training&amp;amp;itm_page=catalog&amp;amp;itm_location=body&amp;amp;itm_component=general-asset-card&amp;amp;itm_offer=databricks-performance-optimization-mandarin-chinese-6967" target="_blank"&gt;Paid · Mandarin (中文) · 4H →&lt;/A&gt;&lt;/DIV&gt;
&lt;DIV style="font-size: 12px; line-height: 1.5; color: #730d21; margin-top: 6px;"&gt;Instructor-led also available in English, 日本語, Português BR, and 한국어.&lt;/DIV&gt;
&lt;/DIV&gt;
&lt;DIV style="margin: 30px 0 14px 0;"&gt;&lt;SPAN&gt;What you'll learn&lt;/SPAN&gt;&lt;/DIV&gt;
&lt;DIV style="background-color: #ffffff; border-radius: 12px; padding: 18px 22px;"&gt;
&lt;DIV style="font-size: 15px; line-height: 1.55; color: #550b07; padding: 6px 0;"&gt;&lt;SPAN&gt;01 &amp;nbsp;Measure.&lt;/SPAN&gt; Read the Spark UI and Query Profile to find where time is really spent.&lt;/DIV&gt;
&lt;DIV style="font-size: 15px; line-height: 1.55; color: #550b07; padding: 6px 0;"&gt;&lt;SPAN&gt;02 &amp;nbsp;Lay out your data.&lt;/SPAN&gt; Use liquid clustering and data skipping so queries read less.&lt;/DIV&gt;
&lt;DIV style="font-size: 15px; line-height: 1.55; color: #550b07; padding: 6px 0;"&gt;&lt;SPAN&gt;03 &amp;nbsp;Speed up compute.&lt;/SPAN&gt; Put caching and Photon to work, and tune streaming workloads.&lt;/DIV&gt;
&lt;DIV style="font-size: 15px; line-height: 1.55; color: #550b07; padding: 6px 0;"&gt;&lt;SPAN&gt;04 &amp;nbsp;Debug.&lt;/SPAN&gt; Diagnose slow applications and confirm each fix made a difference.&lt;/DIV&gt;
&lt;/DIV&gt;
&lt;DIV style="text-align: center; margin-top: 24px;"&gt;&lt;A style="display: inline-block; background-color: #ff3621; color: #ffffff; font-size: 15px; font-weight: 800; text-decoration: none; padding: 14px 30px; border-radius: 8px;" href="https://www.databricks.com/training/catalog?search=performance+optimization" target="_blank"&gt;Browse Performance Optimization in the catalog →&lt;/A&gt;&lt;/DIV&gt;
&lt;/DIV&gt;
&lt;DIV style="background-color: #ff3621; padding: 22px 34px; border-radius: 0 0 14px 14px; text-align: center;"&gt;
&lt;DIV style="color: #f9f7f4; font-size: 13px; line-height: 1.6;"&gt;Measure. Optimize. Verify. Make every query count with official Databricks training.&lt;/DIV&gt;
&lt;/DIV&gt;
&lt;/DIV&gt;</description>
    <pubDate>Fri, 16 Oct 2026 17:29:36 GMT</pubDate>
    <dc:creator>Tushar_Parekar</dc:creator>
    <dc:date>2026-10-16T17:29:36Z</dc:date>
    <item>
      <title>Learn Databricks Performance Optimization | Master how to measure &amp; speed up Databricks queries</title>
      <link>https://community.databricks.com/t5/community-articles/learn-databricks-performance-optimization-master-how-to-measure/m-p/173662#M1836</link>
      <description>&lt;DIV style="width: 100%; margin: 0 auto; font-family: Arial,Helvetica,sans-serif; color: #550b07;"&gt;
&lt;DIV style="background-color: #ff3621; padding: 32px 34px 30px 34px; border-radius: 14px 14px 0 0; overflow: hidden;"&gt;
&lt;TABLE style="width: 100%; border: 0; border-collapse: collapse; background-color: #ff3621;" border="0" width="100%" cellspacing="0" cellpadding="0"&gt;
&lt;TBODY&gt;
&lt;TR style="border: 0;"&gt;
&lt;TD width="122" valign="top" style="width: 122px; padding-right: 18px; border: 0; background-color: #ff3621;"&gt;&lt;span class="lia-inline-image-display-wrapper" image-alt="Databricks logo .png" style="width: 104px;"&gt;&lt;img src="https://community.databricks.com/t5/image/serverpage/image-id/32307i3C93B2E36B2390D6/image-size/medium?v=v2&amp;amp;px=400" width="104" role="button" title="Databricks logo .png" alt="Databricks logo .png" /&gt;&lt;/span&gt;&lt;/TD&gt;
&lt;TD valign="top" style="border: 0; background-color: #ff3621;"&gt;
&lt;DIV style="color: #eeede9; font-size: 13px; font-weight: bold; letter-spacing: 2px; text-transform: uppercase;"&gt;Databricks Training &amp;amp; Certifications&lt;/DIV&gt;
&lt;DIV style="color: #ffffff; font-size: 26px; font-weight: 800; line-height: 1.25; margin-top: 4px;"&gt;Learn Databricks Performance&amp;nbsp;Optimization&amp;nbsp;&lt;span class="lia-unicode-emoji" title=":rocket:"&gt;🚀&lt;/span&gt;&lt;/DIV&gt;
&lt;DIV style="color: #f9f7f4; font-size: 14px; margin-top: 6px;"&gt;Measure first, then make your Spark and Delta Lake workloads faster and cheaper.&lt;/DIV&gt;
&lt;DIV style="height: 4px; width: 80px; background-color: #ffffff; border-radius: 4px; margin-top: 16px;"&gt;&amp;nbsp;&lt;/DIV&gt;
&lt;/TD&gt;
&lt;/TR&gt;
&lt;/TBODY&gt;
&lt;/TABLE&gt;
&lt;/DIV&gt;
&lt;DIV style="background-color: #eeede9; padding: 24px 34px 28px 34px;"&gt;
&lt;DIV style="text-align: center; margin-bottom: 22px;"&gt;&lt;A style="display: inline-block; background-color: #ffffff; color: #ff3621; font-size: 13px; font-weight: 800; padding: 8px 16px; border-radius: 24px; text-decoration: none; margin: 0 5px 8px 0;" target="_blank"&gt;&lt;span class="lia-unicode-emoji" title=":magnifying_glass_tilted_left:"&gt;🔍&lt;/span&gt; Spark UI &amp;amp; Query Profile&lt;/A&gt; &lt;A style="display: inline-block; background-color: #ffffff; color: #ff3621; font-size: 13px; font-weight: 800; padding: 8px 16px; border-radius: 24px; text-decoration: none; margin: 0 5px 8px 0;" target="_blank"&gt;&lt;span class="lia-unicode-emoji" title=":package:"&gt;📦&lt;/span&gt; Liquid clustering &amp;amp; data skipping&lt;/A&gt; &lt;A style="display: inline-block; background-color: #ffffff; color: #ff3621; font-size: 13px; font-weight: 800; padding: 8px 16px; border-radius: 24px; text-decoration: none; margin: 0 5px 8px 0;" target="_blank"&gt;&lt;span class="lia-unicode-emoji" title=":high_voltage:"&gt;⚡&lt;/span&gt; Photon &amp;amp; caching&lt;/A&gt;&lt;/DIV&gt;
&lt;DIV style="font-size: 17px; line-height: 1.6; color: #550b07;"&gt;Slow queries and oversized clusters cost time and money. &lt;STRONG&gt;Performance optimization&lt;/STRONG&gt; on Databricks starts with measuring: find the real bottleneck, let the platform's automatic optimizations do the heavy lifting, and tune by hand only where it pays off.&lt;/DIV&gt;
&lt;DIV style="font-size: 17px; line-height: 1.6; color: #550b07; margin-top: 14px;"&gt;The catalog offers &lt;STRONG&gt;one Professional-level course&lt;/STRONG&gt;, part of the &lt;STRONG&gt;Advanced Data Engineering with Databricks&lt;/STRONG&gt; series, in four formats. Start free and self-paced, or go hands-on with a lab or an instructor. &lt;span class="lia-unicode-emoji" title=":backhand_index_pointing_down:"&gt;👇&lt;/span&gt;&lt;/DIV&gt;
&lt;DIV style="margin: 30px 0 14px 0;"&gt;&lt;A style="display: inline-block; width: 34px; height: 34px; line-height: 34px; text-align: center; background-color: #ff3621; color: #ffffff; font-size: 16px; font-weight: 800; border-radius: 50%; text-decoration: none; vertical-align: middle; margin-right: 12px;" target="_blank"&gt;✓&lt;/A&gt; &lt;SPAN&gt;The course&lt;/SPAN&gt; &lt;SPAN&gt;· Professional · Data Engineer&lt;/SPAN&gt;&lt;/DIV&gt;
&lt;DIV style="background-color: #ffffff; border-left: 5px solid #FF3621; border-radius: 0 12px 12px 0; padding: 20px 22px; margin-bottom: 6px;"&gt;&lt;A style="display: inline-block; background-color: #eeede9; color: #550b07; font-size: 12px; font-weight: 800; padding: 4px 12px; border-radius: 20px; text-decoration: none;" target="_blank"&gt;Professional · 2H to 4H&lt;/A&gt;
&lt;DIV style="font-size: 18px; font-weight: 800; color: #550b07; line-height: 1.3; margin-top: 10px;"&gt;Databricks Performance Optimization&lt;/DIV&gt;
&lt;DIV style="font-size: 14px; line-height: 1.55; color: #730d21; margin-top: 8px;"&gt;Learn how to optimize workloads and physical data layout with Spark and Delta Lake, and use the Spark UI to assess performance and debug applications. Topics include streaming, liquid clustering, data skipping, caching, Photon, and more.&lt;/DIV&gt;
&lt;DIV style="margin-top: 14px;"&gt;&lt;A style="display: inline-block; background-color: #ff3621; color: #ffffff; font-size: 13px; font-weight: 800; text-decoration: none; padding: 10px 18px; border-radius: 8px; margin: 0 8px 8px 0;" href="https://www.databricks.com/training/catalog/databricks-performance-optimization-2958?itm_source=www&amp;amp;itm_category=training&amp;amp;itm_page=catalog&amp;amp;itm_location=body&amp;amp;itm_component=general-asset-card&amp;amp;itm_offer=databricks-performance-optimization-2958" target="_blank"&gt;Free · Self-paced · 2H →&lt;/A&gt; &lt;A style="display: inline-block; background-color: #550b07; color: #ffffff; font-size: 13px; font-weight: 800; text-decoration: none; padding: 10px 18px; border-radius: 8px; margin: 0 8px 8px 0;" href="https://www.databricks.com/training/catalog/databricks-performance-optimization-2967?itm_source=www&amp;amp;itm_category=training&amp;amp;itm_page=catalog&amp;amp;itm_location=body&amp;amp;itm_component=general-asset-card&amp;amp;itm_offer=databricks-performance-optimization-2967" target="_blank"&gt;Paid / Subscription · Lab · 3H →&lt;/A&gt; &lt;A style="display: inline-block; background-color: #550b07; color: #ffffff; font-size: 13px; font-weight: 800; text-decoration: none; padding: 10px 18px; border-radius: 8px; margin: 0 8px 8px 0;" href="https://www.databricks.com/training/catalog/databricks-performance-optimization-1809?itm_source=www&amp;amp;itm_category=training&amp;amp;itm_page=catalog&amp;amp;itm_location=body&amp;amp;itm_component=general-asset-card&amp;amp;itm_offer=databricks-performance-optimization-1809" target="_blank"&gt;Paid · Instructor-led Lab · 4H →&lt;/A&gt; &lt;A style="display: inline-block; background-color: #550b07; color: #ffffff; font-size: 13px; font-weight: 800; text-decoration: none; padding: 10px 18px; border-radius: 8px; margin: 0 8px 8px 0;" href="https://www.databricks.com/training/catalog/databricks-performance-optimization-mandarin-chinese-6967?itm_source=www&amp;amp;itm_category=training&amp;amp;itm_page=catalog&amp;amp;itm_location=body&amp;amp;itm_component=general-asset-card&amp;amp;itm_offer=databricks-performance-optimization-mandarin-chinese-6967" target="_blank"&gt;Paid · Mandarin (中文) · 4H →&lt;/A&gt;&lt;/DIV&gt;
&lt;DIV style="font-size: 12px; line-height: 1.5; color: #730d21; margin-top: 6px;"&gt;Instructor-led also available in English, 日本語, Português BR, and 한국어.&lt;/DIV&gt;
&lt;/DIV&gt;
&lt;DIV style="margin: 30px 0 14px 0;"&gt;&lt;SPAN&gt;What you'll learn&lt;/SPAN&gt;&lt;/DIV&gt;
&lt;DIV style="background-color: #ffffff; border-radius: 12px; padding: 18px 22px;"&gt;
&lt;DIV style="font-size: 15px; line-height: 1.55; color: #550b07; padding: 6px 0;"&gt;&lt;SPAN&gt;01 &amp;nbsp;Measure.&lt;/SPAN&gt; Read the Spark UI and Query Profile to find where time is really spent.&lt;/DIV&gt;
&lt;DIV style="font-size: 15px; line-height: 1.55; color: #550b07; padding: 6px 0;"&gt;&lt;SPAN&gt;02 &amp;nbsp;Lay out your data.&lt;/SPAN&gt; Use liquid clustering and data skipping so queries read less.&lt;/DIV&gt;
&lt;DIV style="font-size: 15px; line-height: 1.55; color: #550b07; padding: 6px 0;"&gt;&lt;SPAN&gt;03 &amp;nbsp;Speed up compute.&lt;/SPAN&gt; Put caching and Photon to work, and tune streaming workloads.&lt;/DIV&gt;
&lt;DIV style="font-size: 15px; line-height: 1.55; color: #550b07; padding: 6px 0;"&gt;&lt;SPAN&gt;04 &amp;nbsp;Debug.&lt;/SPAN&gt; Diagnose slow applications and confirm each fix made a difference.&lt;/DIV&gt;
&lt;/DIV&gt;
&lt;DIV style="text-align: center; margin-top: 24px;"&gt;&lt;A style="display: inline-block; background-color: #ff3621; color: #ffffff; font-size: 15px; font-weight: 800; text-decoration: none; padding: 14px 30px; border-radius: 8px;" href="https://www.databricks.com/training/catalog?search=performance+optimization" target="_blank"&gt;Browse Performance Optimization in the catalog →&lt;/A&gt;&lt;/DIV&gt;
&lt;/DIV&gt;
&lt;DIV style="background-color: #ff3621; padding: 22px 34px; border-radius: 0 0 14px 14px; text-align: center;"&gt;
&lt;DIV style="color: #f9f7f4; font-size: 13px; line-height: 1.6;"&gt;Measure. Optimize. Verify. Make every query count with official Databricks training.&lt;/DIV&gt;
&lt;/DIV&gt;
&lt;/DIV&gt;</description>
      <pubDate>Fri, 16 Oct 2026 17:29:36 GMT</pubDate>
      <guid>https://community.databricks.com/t5/community-articles/learn-databricks-performance-optimization-master-how-to-measure/m-p/173662#M1836</guid>
      <dc:creator>Tushar_Parekar</dc:creator>
      <dc:date>2026-10-16T17:29:36Z</dc:date>
    </item>
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