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    Free Oracle APEX Tutorials

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    • How to Tune SQL Joins in Oracle Database – Free Tutorial

    How to Tune SQL Joins in Oracle Database – Free Tutorial
    Duration: 14 minutes

    John Watson
    Free Oracle APEX Tutorials, Free Oracle DBA Tutorials, Free Oracle Developer Tutorials

    No reviews yet.
    Free
    • Description
    • Lessons
    • Topic Summary
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    • Reviews

    How do you tune SQL Joins? Start with the most important ingredient – the join order! It’s the closest thing to a silver bullet for tuning joins.

    In this free tutorial by Oracle Certified Master DBA John Watson you will learn how to calculate the “filtered rows percentage”, what the optimal join order how to determine if the CBO has chosen the optimal join order. Last but not least, John will shed light on what to do if CBO does not choose the optimal join order!

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      • Lecture1.1
        Agenda
        0m
      • Lecture1.2
        Lesson 1 – The Critical Decisions for Join Execution
        Preview
        2m
      • Lecture1.3
        Lesson 2 – The Optimal Join Order
        2m
      • Lecture1.4
        Lesson 3 – Demonstration; Determining if CBO got the Join Order Correct
        8m
      • Lecture1.5
        Lesson 4 – What to do if CBO Fails You! (And other closing remarks)
        2m
    John Watson
    https://skillbuilders.com/our_team/john-watson/

    Please take this tutorial in order to review.

    No reviews yet.

    • Description
    • Curriculum
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    Free

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