BigDataFr recommends: 42 Questions on SQL for all aspiring Data Scientists

Introduction

[…] SQL is a universal tool in data science. Irrespective of which language you use as your main tool – you need to know SQL. There are no 2 ways about it. For most of the organisations, SQL is the way to store and retrieve structured data form underlying systems. So, if you are an aspiring data scientist or already a data science professional, having . expertise in SQL is a big boon.

To help our community test themselves on SQL, we designed a SQL skill test as part of DataFest 2017. More than 1500 people registered in the skill test and more than 500 people took the test. […]

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By Ankit Gupta
Source: analyticsvidhya.com