Define data aggregation?
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What is audit table?
Main Function of the Staging area in DWH ?
A table containg 100 records B table containg 20 records we have to join two tables in left outer it containg target 100 records but target containg 101 record at that time what is the issue arise
How many types of stage?
There are two file are there .1st file contains 5 records and 2nd file contain 10 records in target they want 50 records.how can achieve this
what are the errors,warnings in datastage
table a contains 5 columns and table b contains 5 columns how can i get 10 columns at target?
WHAT ARE THE STAGES U WILL USE IN IMPLEMENTING SCD2/DATE FIELD
Difference between sequential file and data set?
What is the difference between the local container and shared container?
What are data elements?
diff between changecapture & diffrence stage which situvation we can use the diffrence stage ?