What is a merge?


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More Data Stage Interview Questions

i have a some records eno ename acono amount 1001 suresh sbi101 12000 1001 suresh sbi101 14000 1001 is dublicata how can i remove duplicate?

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convert yyyy mm dd to dd mm yyyy?

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1)What is configuration your file structure 2)I have two databases both are Oracle while loading data from source to target the job takes 30 min but I want to load less time how?

1 Answers   Hexaware,


Difference between JOIN,LOOKUP,MERGE?

2 Answers   CTS,






col1 123 abc 234 def jkl 768 opq 567 789 but i want two targetss target1 contains only numeric values and target2 contains only alphabet values like trg1 123 234 768 567 789 trg2 abc def jkl opq

9 Answers   Patni,


i have seq file that contents 10 million records load to target any data base.. in that case it takes lot of time for loading..how do performance tuning in that situation...?

5 Answers   TCS,


Can you explain repository tables in datastage?

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hi everbody, i have a problem in my project.. Native Error Code: -407 "Assignment of a null value to a not null column"  hi everbody, i have a problem in my project.. Native Error Code: -407 "Assignment of a null value to a not null column" i have no idea, what should i do..please help :(

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In one project how many shared containers are created?

3 Answers   NTT Data,


What are iconv and oconv?

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on how many columns we can perform aggregation in the Aggregator stage?

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