Pregunta de entrevista de Capital One
how do you join two data sets?
Respuesta de la entrevista
Anónimo
5 de abr de 2018
first, we need to see if the two datasets have a common key. then I said the SQL code to join two datasets.
how do you join two data sets?
Anónimo
first, we need to see if the two datasets have a common key. then I said the SQL code to join two datasets.