DB2 and Datastage Difference ?

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Nagac
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DB2 and Datastage Difference ?

Post by Nagac »

Hi

If we have requirement that to extract the data from 2 tables ( both are in same schema) ....

which one will give the better performance

I mean query in DB2 stage or Join/Lkp in datastage ??

Any Help is appriciated..

Thanks
Naresh C
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ray.wurlod
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Post by ray.wurlod »

Is this a join, a union, or some other kind of combination? Would it be assisted by indexes if performed in the database?
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