Oswaldo F. Domejean
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Oswaldo F. Domejean
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Bolivian Catholic University
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Oswaldo F. Domejean's Blog

Problems with SQL

Posted on June 19, 2009 at 5:14pm 0 Comments

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

SQL Weaknesses

Posted on June 13, 2009 at 6:47pm 0 Comments

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

SQL weaknesses on Database Processing

Posted on January 18, 2009 at 12:11pm 0 Comments


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

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At 11:30pm on September 17, 2010, James E. Stephenson Jr. said…
Hola Oswaldo, I think it is great of you to offer you free information to the user community.

Gracias mi amigo,
Jim "Kimo" Stephenson
At 1:41pm on January 31, 2009, Rafael Coss said…
Hi Oswaldo,

You might be interested in joining some of the spanish speaking channel db2 communities.

This one is on DB2 en espanol:

There are others that are country specific:

I am part of the IBM Data Studio and InfoSphere organization. Pleaes let me know if you ever have any questions.

Rafael Coss

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