6
donuts
7y

So spending the morning trying to figure out how to build a database with indexing in Java for the first OLX HackerRank question.

It was sort of interesting except now I'm asking myself, why the fuck is a machine learning company interested in knowing that you can manually build a rudimentary DB....

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    And it just dawned on me, after failing the 2nd test case.... that it really is asking:

    How to build a database table that supports lookup using compound indexes....
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