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Daugherty Business Solutions

Agora conhecido(a) como CGI

Essa empresa é sua?

Pergunta de entrevista da empresa Daugherty Business Solutions

Basic SQL statements. Python/R/SQL unique values, 1st letter of a column

Resposta da entrevista

Sigiloso

27 de nov. de 2018

Know you WHERE, GROUPBY, ORDERBY, LEFT, and RIGHT statements. Pretty easy if you've cleaned data before.