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Archives of the TeradataForum
Message Posted: Thu, 24 Nov 2011 @ 14:23:23 GMT
Subj: | | Re: Performance issue after splitting the big table |
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From: | | Ramachandran, Janardhan |
If you do a "union all"? in?view ?then your queries wont be using the Indexes (exceptionaly PI) ?on your tables, If your going to create a JI
or AJI also wont help most of the times.
Splitting the one table into 5 tables in teradata is not a good desgin, hopefully PPI should help you in this scenario if you would done the
partition horizontaly.
Cheers
Janardhan
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