Answer Posted / prasad
whenever the reference data is very huge than the primary
data then it will be problem for usig lookup stage,b'se the
data stored in buffer in lookup stage.using sparse lookup we
can perform the lookup in database level not in the
buffer,so the performance can be automatically improved...
Is This Answer Correct ? | 5 Yes | 1 No |
Post New Answer View All Answers
i have a job with 3 possibiliies finish with ststus ok abbort warning how do you handle these 3 in job sequence? explain the situation where you have appiled scd in your project? chandu
A signal has a wavelength of 1 micro min in air.how far can the front of the wave travel during 1000periods?
whom do you report?
How the ipc stage work?
how do u catch bad rows from OCI stage? And what CLI stands for?
root tree will find which is server job and which is parallel job?
Define orabulk and bcp stages?
What is the use of datastage designer?
Why do we use link partitioner and link collector in datastage?
Could anyone give brief explanation bout datastage admin
What is the purpose of interprocessor stage in server jobs?
To see hidden files in LINIX?
Describe the main features of datastage?
How a routine is called in datastage job?
How and where you used hash file?