i having source like emptable,dept table and combined
purpose using for the join stage but join stage which
partition techq will be prefored?
pls given the ans?

Answer Posted / san

When ever you want join the two files .. you need to do hash
partition using natural keys both sides. Otherwise the value
related keys will go into different partitions and while
join match will not occur properly.

Is This Answer Correct ?    2 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

Can you explain kafka connector?

765


What all are the different way to run a job?

633


What is active and passive stage?

866


Explain the importance of surrogate key in data warehousing?

704


table actions available in oracle connector?

1081






Which commands are used to import and export the datastage jobs?

974


How to convert RGB Value to Hexadecimal values in datastage?

3448


what is stage is used for below Input columns: dept|mgr|employee|salary Output columns: mgr|count of employee per mgr|avg salary per dept note: each dept has one mgr and each mgr has many employees

653


What is the difference between operational data stage (ods) and data warehouse?

661


Define orabulk and bcp stages?

669


What are the types of jobs we have in datastage?

660


Is it possible to implement parallelism in Mainframe Jobs ? If Yes how ? If no why ?

1773


What are sequencers?

606


how to run a sequential file stage in parallel if the stage is used on the TARGET side

1125


Explaine the implimentation of scd's in ds indetail, please send me step by step procedure to perform scd's 1,2,3. Please replay for this, Thanks in advance

1736