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A comment on Can adding an index make a non SARGable query SARGable?. Parent comment

Re:Can adding an index make a non SARGable query SARGable? by jimktrains2 on Friday October 18, 2019 @07:39PM (#21295891)
Explain and explain analyze are very powerful tools for understanding query performance.

http://www.postgresql.org/docs/9.4/static/using-explain.html

(Blog post I wrote) http://jimkeener.com/posts/explain-pg

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