SQL Pocket Guide: A Guide to SQL Usage - Brossura

Zhao, Alice

 
9781492090403: SQL Pocket Guide: A Guide to SQL Usage
Brossura
ISBN 10: 1492090409 ISBN 13: 9781492090403
Casa editrice: O'Reilly Media, 2021

Sinossi

If you use SQL in your day-to-day work as a data analyst, data scientist, or data engineer, this popular pocket guide is your ideal on-the-job reference. You'll find many examples that address the language's complexities, along with key aspects of SQL used in Microsoft SQL Server, MySQL, Oracle Database, PostgreSQL, and SQLite.

In this updated edition, author Alice Zhao describes how these database management systems implement SQL syntax for both querying and making changes to a database. You'll find details on data types and conversions, regular expression syntax, window functions, pivoting and unpivoting, and more.

  • Quickly look up how to perform specific tasks using SQL
  • Apply the book's syntax examples to your own queries
  • Update SQL queries to work in five different database management systems
  • NEW: Connect Python and R to a relational database
  • NEW: Look up frequently asked SQL questions in the "How Do I?" chapter

Le informazioni nella sezione "Riassunto" possono far riferimento a edizioni diverse di questo titolo.

Informazioni sull?autore

Alice Zhao is a data scientist who is passionate about teaching and making complex things easy to understand. She has taught numerous courses in SQL, Python and R as a senior data scientist at Metis and as a co-founder of Best Fit Analytics. She writes about analytics and pop culture on her blog, A Dash of Data. Her work has been featured in Huffington Post, Thrillist and Working Mother. Alice has also spoken at a variety of data science conferences, including Strata in New York City and ODSC in San Francisco, on topics ranging from natural language processing to data visualization.

Le informazioni nella sezione "Su questo libro" possono far riferimento a edizioni diverse di questo titolo.

Editore
O'Reilly Media
Data di pubblicazione
2021
Lingua
Inglese
ISBN 10 
1492090409
ISBN 13 
9781492090403
Rilegatura
Copertina flessibile
Numero edizione
4
Numero di pagine
354
Contatto del produttore
O'Reilly
https://oreilly.com

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Persona responsabile
non disponibile