Learn how to tune Oracle 12c SQL with histograms! In this free tutorial, Oracle Certified Master DBA John Watson demonstrates what histograms do (provide correct cardinality), the difference between histogram types (Frequency and Height Balanced). You will also learn the importance of the auto sample size algorithm in 12c and the new “Hybrid” type histogram.
Course Features
- Lectures 2
- Quizzes 0
- Duration 60 minutes
- Skill level All levels
- Language English
- Students 6
- Assessments Yes
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