how to do pergformence tuning in datastage?
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Answer Posted / raji
1.Avoid using transformer stage for renaming some
columns.Because it will slow down the performance of the
jobs.. Try to use Copy stage for renaming the columns.
2.Take only the required columns during the table level
lookups. Remove all the unnessary columns
3.By using partioning technique. It depends on our
requirement. It will increase the performance as well
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