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Developing Code for Data Processing using Python and SQL
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Question 3 of 44

What is the primary purpose of the MERGE INTO statement in Delta Lake?

ACompacting small Parquet files into larger files to improve query performance
BPerforming upserts by inserting new records and updating or deleting existing records based on a matching condition
CCreating a backup copy of a Delta table in a separate location
DRebuilding Delta table statistics to improve query planning

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