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Preguntas de entrevista para Sql Database Engineer
59 Preguntas de entrevista compartidas por los candidatos | sql database engineer
We have data that gets loaded once a week. With that in mind we have an application that clients enter search data in to and then SQL has to dynamically build a statement that has 25 different data points/relationships. It works fine, but takes upwards of 30 seconds to return the data to the client. You can not change the existing schema, but you can however add to it. Indexes are already present and optimized on all the different tables. What could you do to make this process much faster??
They asked about my current skillset and experience so they can find the right job.
A technical, cognitive and aptitude test of 150 minutes (!)
What is conditional aggregation in SQL?
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What is the ascii code for line feed?
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The Offer I kick myself now for not using glass door to find out abut this company first.
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