I’m currently preparing for Facebook Data engineer position. Can someone share the links or materials for data engineer interview prep?
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NWwyz5Aug 19, 2019
SQL example very simple but can be more complicated. You have 3 tables, user_dim (user_id, account_id), account_dim (account_id, paying_customer), and dload_facts (date, user_id, and downloads), find the average number of downloads for free vs paying customers broken out by day.
for more info: https://www.rooftopslushie.com/request/Facebook-Data-Engineer-Onsite-Interview-410
SQL example very simple but can be more complicated. You have 3 tables, user_dim (user_id, account_id), account_dim (account_id, paying_customer), and dload_facts (date, user_id, and downloads), find the average number of downloads for free vs paying customers broken out by day. for more info: https://www.rooftopslushie.com/request/Facebook-Data-Engineer-Onsite-Interview-410