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Data Lake

4 items tagged with "data-lake"

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Stacks1

Stack

Spark + Delta Lake

A lakehouse foundation pairing Apache Spark for distributed processing with Delta Lake's ACID table format over cloud object storage.

Comparisons1

Comparison

Data Lake vs Data Warehouse

A data lake stores raw data of any type cheaply; a data warehouse stores structured, modeled data for fast analytics. They serve different stages and users.

FAQs2

FAQ

What is the difference between a data warehouse, a data lake, and a lakehouse?

A data warehouse stores structured, modeled data optimized for fast SQL analytics, typically loaded through schema-on-write pipelines; examples includ...

FAQ

What is Apache Parquet?

Apache Parquet is an open, columnar file format designed for efficient storage and querying of large analytical datasets. It stores data by column, wh...