Churcher Beginning SQL Queries

From Novice to Professional
1. Auflage 2008
ISBN: 978-1-4302-0550-0
Verlag: APRESS
Format: PDF
Kopierschutz: 1 - PDF Watermark

E-Book, Englisch, 240 Seiten, eBook

Clare Churcher 's Beginning SQL Queries is your guide to mastering the lingua franca of the database industry: the SQL language. Good knowledge of SQL is crucial to anyone working with databases, because it is with SQL that you retrieve data, manipulate data, and generate business results. Knowing how to write good queries is the foundation for all work done in SQL, and it is a foundation that Clare lays well in her book. Does not bore with syntax! Helps you learn the underlying concepts involved in querying a database, and from there the syntax is easy Provides exceptionally clear examples and explanations Is academically sound while being practical and approachable

Zielgruppe

Research

Autoren/Hrsg.

Churcher, Clare

Inhaltsverzeichnis

Relational Database Overview.- Simple Queries on One Table.- A First Look at Joins.- Nested Queries.- Self Joins.- More Than One Relationship Between Tables.- Set Operations.- Aggregate Operations.- Efficiency Considerations.- How to Approach a Query.- Common Problems.

Über Autor(innen)

Clare Churcher is currently a senior lecturer in the Department of Applied Computing at Lincoln University, New Zealand. She holds a degree in physics with first class honors and completed a Ph.D in physics at the University of Canterbury, New Zealand. She has done postdoctoral research in the Cavendish Laboratory at the University of Cambridge, England. Clare s research interests are in the management and visualization of data especially for scientific research. She has a background in database design, and has taught programming, analysis and design of information systems, and database management at undergraduate level, as well as software engineering and scientific visualization at post graduate level.