SQL for Beginners in a Nutshell [Infographic]

SQL for Beginners in a Nutshell [Infographic]

Data sources are an integral part of Big Data and much corporate data are still housed in databases, data marts and data warehouses accessed by the SQL language. More and more, traditional business and data analysts are being asked to work directly with enterprise-scale databases in order to procure data sets for the purpose of early-stage data cleansing and transformation. This means that these professionals must master SQL so they can make simple queries, rather than turning to IT to request data.

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