Real-Time Data Scenarios

Data matters a lot~

RTD1001: Employee Migration

KCS is a big company that acquired KCL (a small startup) and they have to migrate KCL employees into KCS DB. However, there are some names that are common between the two companies.

First, the HR manager wants to know how many common names are there?

Then she wants to create 2 letters (fist_name.last_name.2letter@kcs.com)

RTD1001 :

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