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Data Engineering with Databricks Cookbook
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Delta Lake is an open source data lake that supports ACID transactions and provides reliable data versioning and schema evolution capabilities. This chapter covers several techniques to optimize query performance in Delta Lake, including optimizing table partitioning, caching tables for fast query response, organizing data with Z-ordering, skipping data for faster query execution, reducing table size and I/O cost with compression, and boosting query performance.
We will cover the following recipes in this chapter:
By the end of this chapter, you will have a solid understanding of how to tune Delta Lake tables for optimal performance and how to avoid or solve performance problems. You will also learn...