Comments on: A review of SQL and Relational Theory by C. J. Date

By: NoSQL doesn’t mean non-relational at Xaprb

NoSQL doesn’t mean non-relational at Xaprb — Mon, 08 Mar 2010 12:13:51 +0000

[...] could do — take a class on the topic, or read C.J. Date’s SQL and Relational Theory (my review). Ask yourself how similar SQL is to the relational algebra. How is relational algebra different [...]

By: Finding queries with duplicate columns at Xaprb

Finding queries with duplicate columns at Xaprb — Fri, 07 Aug 2009 09:39:19 +0000

[...] Of course the problem is that the innermost query is actually invalid in a relational sense. Once again, it comes back to the fact that SQL doesn’t keep you from doing things that make no sense. [...]

By: Xaprb

Xaprb — Mon, 20 Jul 2009 13:03:16 +0000

Andy Oram has written about the book: http://broadcast.oreilly.com/2009/07/relational-databases-as-realit.html

By: Arjen Lentz

Arjen Lentz — Fri, 05 Jun 2009 02:19:53 +0000

Most people do indeed not have the background in db systems, or logic.
While I use various C.J.Date books for reference, the actual teaching methods I apply are different.

By: The Ji Village News » SQL code for SQL and Relational Theory

The Ji Village News » SQL code for SQL and Relational Theory — Thu, 04 Jun 2009 22:17:56 +0000

[...] am reading SQL and Relational Theory by C. J. Date. Baron Schwartz wrote a nice review for it. I am about half way through. I am reading the online version, so I am not sure if it has an [...]