



How does Catalyst optimize Spark queries
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what is sprk Informational
- Understanding the flow of data through Spark pipelines
- Strategies for handling skew Salting techniques for handling data skew
- Handling failures of workers and the driver
- Orchestrating complex data pipelines
- Differences between YARN and Mesos What is Spark SQL
- Handling failures and retries effectively
- Distributing skewed data for better parallelism
- New technologies on the horizon Spark as a unified analytics engine
- Creating and using Spark profiles
- Processing streaming data with Spark Streaming and Structured Streaming
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