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Oswaldo F. Domejean's Blog (3)

Problems with SQL

Hi,
I invite you to visit my blog dbtips.wordpress.com, it has some stuff related to problems SQL has on database processing, thanks.:)

Added by Oswaldo F. Domejean on June 19, 2009 at 5:14pm — No Comments

SQL Weaknesses

Hi,
I invite you to visit dbtips.wordpress.com, it's a blog that has some examples of the weaknesses SQL have on database processing. I'm also on twitter @ofdomejean.

Added by Oswaldo F. Domejean on June 13, 2009 at 6:47pm — No Comments

SQL weaknesses on Database Processing

Hi,



I invite you all to visit my website that has a book about the weaknesses SQL has on Database Processing. All the examples had been tested in DB2, but the situation is practically the same and in some cases still worse in other SQL DBMS. This publication explains aspects related to:



• Equivalent queries may produce different results.

• Aggregation operators like SUM, AVG, etc. doesn’t generate the correct calculation in certain cases.

• Query tables that have… Continue

Added by Oswaldo F. Domejean on January 18, 2009 at 12:11pm — No Comments

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