Multi-variable indexes in postgres

Posted by Jackson Davis on Stack Overflow See other posts from Stack Overflow or by Jackson Davis
Published on 2010-05-09T20:01:55Z Indexed on 2010/05/09 20:18 UTC
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Im looking at an application where I will be doing quite a few SELECTs where I am trying to find column_a = x AND column_b = y. Is the correct to create that index that something like the following?

CREATE INDEX index_name ON table (column_a, column_b)

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