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Pooja TripathiPyspark Interview Question asked in UBERQ: Given a DataFrame df with columns id, name, and sales. 1: Filter out records where sales are less than 50. 2: Create a new column…Jul 16
Amaraiah Padi (Data Engineer)A Comprehensive Guide to SQL Window FunctionsSQL window functions are a powerful feature for performing calculations across a set of table rows related to the current row. Unlike…1d ago
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