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Questions tagged partition
Explain the role of DAGs (Directed Acyclic Graphs) in Spark.
Explain your choice of streaming framework (Kafka, Spark Streaming, etc.).
Fault Tolerance in Spark vs. Hadoop?
Given a DataFrame with columns id and name, add a new column department: If id < 100 assign HR, if id >= 100 and id < 200 assign admin.
Given two DataFrames, perform specified data transformations and store the result in a new DataFrame
GroupByKey vs ReduceByKey – Differences and performance implications?
Handling Skewness in Data - salting, broadcast join
Handling custom data types in Spark
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