Książka Querying Databricks with Spark SQL Adam Aspin

Querying Databricks with Spark SQL

Autor: Adam Aspin
Język: Angielski
Oprawa: Miękka
Wydawca: BPB Publications
Dostępność: 50 % szansa
Przeszukamy cały świat
185.97
Databricks stands out as a widely embraced platform dedicated to the creation of data lakes. Within...

Informacje o książce

Autor
Język
Angielski
Oprawa
Książka - Miękka
Data wydania
2023
strony
556
EAN
9789355518019
ISBN
9355518013
Enbook ID
44510574
Waga
900

Pełny opis

Databricks stands out as a widely embraced platform dedicated to the creation of data lakes. Within its framework, it extends support to a specialized version of Structured Query Language (SQL) known as Spark SQL. If you are interested in learning more about how to use Spark SQL to analyze data in a data lake, then this book is for you.The book covers everything from basic queries to complex data-processing tasks. It begins with an introduction to SQL and Spark. It then covers the basics of SQL, including data types, operators, and clauses. The next few chapters focus on filtering, aggregation, and calculation. Additionally, it covers dates and times, formatting output, and using logic in your queries. It also covers joining tables, subqueries, derived tables, and common table expressions.

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