Pregunta de entrevista de Deloitte
Different SQL quries? Delete duplicates, transform rows into columns, joins, group by clauses
Respuesta de la entrevista
Anónimo
4 jul 2019
Given a laptop and were asked to write the queries
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Different SQL quries? Delete duplicates, transform rows into columns, joins, group by clauses
Anónimo
Given a laptop and were asked to write the queries