Wednesday, March 10, 2010

Posts Tagged ‘Database’

Clean database schema with inheritance

Tuesday, February 10, 2009 8:00

It is very common way of usage that  when ever you need some new attribute for your model objects/table you add a new column to the related database table.  After several requirements you will notice:

This was posted under category: Notes  |  Read Full Story  |  2 Comments

ADD_MONTH vs add(Calendar.MONTH)

Monday, December 8, 2008 5:14

I found it very interesting that these two methods are not working same :( SELECT add_months(TO_DATE('28-FEB-2007'), 1) FROM dual = 31-MAR-2007 while java.util.Calendar c=..//28-FEB-2007 c.add(Calendar.MONTH,1); // gives 28-MAR-2007 which one ...

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working in a datamine

working in a datamine

Tuesday, November 25, 2008 3:00

Image via Wikipedia For the last few weeks I am working as a data miner :( This is a really hard work to do. In fact for me it is even harder. java developer != DBA Think of a domain that you know totally nothing since it is a new job and a new domain to me.

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moved to postgres

Sunday, March 25, 2007 12:47

Image via Wikipedia I change my development database to postgres SQL for a several reasons : I'am bored to mysql :) mysql do not give me entreprise database trust: looks so ...

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