Übersicht			Auf mobile öffnen

Lieferstatus:	Auf Bestellung (Lieferzeit unbekannt)
Veröffentlichung:	September 2021
Genre:	EDV / Informatik
	COMPUTERS / Database Administration & Management / COMPUTERS / Programming / General / database programming / SQL analysis data science analytic functions time series
ISBN:	9781492088783
EAN-Code:	9781492088783
Verlag:	O'Reilly
Einband:	Kartoniert
Sprache:	English
Dimensionen:	H 232 mm / B 178 mm / D 23 mm
Gewicht:	628 gr
Bewertung:	Titel bewerten / Meinung schreiben

Inhalt:

With the explosion of data, computing power, and cloud data warehouses, SQL has become an even more indispensable tool for the savvy analyst or data scientist. This practical book reveals new and hidden ways to improve your SQL skills, solve problems, and make the most of SQL as part of your workflow. You'll learn how to use both common and exotic SQL functions such as joins, window functions, subqueries, and regular expressions in new, innovative ways-- as well as how to combine SQL techniques to accomplish your goals faster, with understandable code. If you work with SQL databases, this is a must-have reference. Learn the key steps for preparing your data for analysis; Perform time series analysis using SQL's date and time manipulations; Use cohort analysis to investigate how groups change over time; Use SQL's powerful functions and operators for text analysis; Detect outliers in your data and replace them with alternate values; Establish causality using experiment analysis, also known as A/B testing.