How to insert/update a csv file by comparing it with another csv file? for example, i have 2 input files :
ColA ColB ColC
1 A AA
2 B AB
3 C CC
and second one :
ColA ColB ColC
2 B BB
4 D DC
Job should compare these 2 files and update the records present in first input file. so the output file will look like this:
ColA ColB ColC
1 A AA
2 B BB
3 C CC
4 D DC


No Answer is Posted For this Question
Be the First to Post Answer

Post New Answer

More Ab Initio Interview Questions

How do you improve the performance of a graph?

0 Answers  


What are the fundamental blocks of co> operating system of ab initio?

0 Answers  


How to run a graph infinitely?

0 Answers  


What is the difference between dml expression and xfr expression?

0 Answers  


What are the key elements of a data processing system?

0 Answers  


What is the language used in Ab Initio ?

4 Answers  


Can you explain the performance and scalability of co> operating system?

0 Answers  


why Skew should always be 0 ? How to use in abinitio graph?

1 Answers   IBM, TCL,


what is the difference between usersandbox,privatesandbox,publicsandbox,commonproject sandbox?

0 Answers  


What is a cursor? Within a cursor, how would you update fields on the row just fetched?

0 Answers  


Why might the optimizer use a table scan when an index is available?

0 Answers  


Why is data processing considered beneficial?

0 Answers  


Categories