Great Parallelism, Partition Overhead
Great Parallelism, Partition Overhead
A partition is a chunk of data that is processed independently by Spark workers.
The number of partitions typically affects performance. More partitions allow better parallelism, but too many small partitions can add overhead.
Good partitioning leads to faster, more distributed processing.
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Microsoft Interview Experiences
Data Engineer
SQL triggers are stored procedures that automatically execute to maintain the integrity of the data, enforce business rules, and automate tasks in response to certain events in a specific table or view in a database.
Data Engineer
It wasn't difficult; it was an easy one to crack. They asked some logical questions apart from technical questions. They also asked coding questions where they requested code to be written in any language.
Data Engineer
There is one manager interview and one back-to-back interview. The back-to-back interview contains four one-hour interviews. The first three are tech code interviews, and the last one is about data modeling.
Data Engineer
Pune, Maharashtra, IndiaOctober 1, 2024SQL triggers are stored procedures that automatically execute to maintain the integrity of the data, enforce business rules, and automate tasks in response to certain events in a specific table or view in a database.
Data Engineer
London, United KingdomSeptember 11, 2024It wasn't difficult; it was an easy one to crack. They asked some logical questions apart from technical questions. They also asked coding questions where they requested code to be written in any language.
Data Engineer
United StatesFebruary 23, 2025There is one manager interview and one back-to-back interview. The back-to-back interview contains four one-hour interviews. The first three are tech code interviews, and the last one is about data modeling.
