Joe Celko's Trees and Hierarchies in SQL for Smarties

ISBN-13: 9780123877338 / Angielski / Miękka / 2012 / 277 str.

Joe Celko

Opis

The demand for SQL information and training continues to grow with the need for a database behind every website capable of offering web-based information queries. SQL is the de facto standard for database retrieval, and if you need to access, update, or utilize data in a modern database management system, you will need SQL to do it. The Second Edition of Joe Celko's Trees and Hierarchies in SQL for Smarties covers two new sets of extensions over three entirely new chapters and expounds upon the changes that have occurred in SQL standards since the previous edition's publication. Benefit from mastering the challenging aspects of these database applications in SQL as taught by Joe Celko, one of the most-read SQL authors in the world.

• Expert advice from a noted SQL authority and award-winning columnist who has given 10 years of service to the ANSI SQL standards committee
• Teaches scores of advanced techniques that can be used with any product, in any SQL environment
• Offers graph theory and programming techniques for working around deficiencies and gives insight into real-world challenges

Spis treści

1. Graphs, Trees and Hierarchies2. Adjacency List Model3. Path Enumeration Models4. Nested Set Model of Hierarchies5. Frequent Insertion Trees6. The Linear Version of the Nested Sets model7. Binary Trees8. Other Models for Trees9. Proprietary Extensions for Trees10. Hierarchies in Data Modelling11. Hierarchical Encoding Schemes12. General Graphs13. Petri Nets14. State Transition Graphs15. Hierarchical Database Systems (IMS)

O autorze

Joe Celko served 10 years on ANSI/ISO SQL Standards Committee and contributed to the SQL-89 and SQL-92 Standards.

Mr. Celko is author a series of books on SQL and RDBMS for Elsevier/MKP. He is an independent consultant based in Austin, Texas.

He has written over 1200 columns in the computer trade and academic press, mostly dealing with data and databases.