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 How to Denormalize and Archive Data

Author  Topic 

vamsidhar.tangutoori
Starting Member

19 Posts

Posted - 2012-10-29 : 13:27:53
Hi,
I am trying to archive our production database, but i have to do this by denormalizing the data

Can anyone please tell me as to what are the initial steps i have to take in order to create a planning document and how check for the relationships and use them to denormalize

Note: I am confused as to one-to-one relationship tables can be joined as one table
and one-to-many can be done the same way
and many-to-many can be done the same way.

Thanks,
vamsi

robvolk
Most Valuable Yak

15732 Posts

Posted - 2012-10-29 : 13:41:46
quote:
but i have to do this by denormalizing the data
Why do you "have to" denormalize the data? Denormalizing and archiving are completely separate things, and neither of them depend on the other.
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vamsidhar.tangutoori
Starting Member

19 Posts

Posted - 2012-10-29 : 13:53:23
That is the requirement given to me, first i need to basically map out a plan to denormalize the data that is more than ten years old and then i can plan a way to archive it

quote:
Originally posted by robvolk

quote:
but i have to do this by denormalizing the data
Why do you "have to" denormalize the data? Denormalizing and archiving are completely separate things, and neither of them depend on the other.

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visakh16
Very Important crosS Applying yaK Herder

52326 Posts

Posted - 2012-10-29 : 16:44:18
quote:
Originally posted by vamsidhar.tangutoori

That is the requirement given to me, first i need to basically map out a plan to denormalize the data that is more than ten years old and then i can plan a way to archive it

quote:
Originally posted by robvolk

quote:
but i have to do this by denormalizing the data
Why do you "have to" denormalize the data? Denormalizing and archiving are completely separate things, and neither of them depend on the other.




Serious that requirment doesnt make any sense
If data is to be archived then why should it be converted to denormalised format?
I'm certain you're missing some link in between which really calls for data to be converted to denormalised format

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SQL Server MVP
http://visakhm.blogspot.com/

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