why do we need a datawarehouse when we have databases to store
data?
Answer / sriram
Database contains data called production data mostly and we can do operations but not recommended which is a performance issue and is always busy with application data
where as in DW,the data which we maitain is called historical data, on which we can play around.
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What is datastage?
what is the difference between INROWNUM AND OUTROWNUM IN DATASTAGE SERVER EDITION?
hi, 1)totally how many jobs created in ur project 2)what is ur datamart size & Dwh size 3)How secure ur project 4)could u plz tell be about testing process after complete the job will run sucessfully or not in Datastage
where we use config file as parameter ?
how to find no.of records in sequntial file itself?
source file is having 5 records while moving into target it want to be 10 records
What are the difference types of stages?
How do you import and export data into datastage?
where the log files or tables can store in DS?
In merge stage can we update the values?
Is it possible to implement parallelism in Mainframe Jobs ? If Yes how ? If no why ?
is it possible to access the same job by two users at a time in DataStage?