Answer Posted / maruthi
DATA STAGE TRIGGERS USED TO CONTROL JOB ACTIVITIES IN JOB
SEQUENCES,IN JOB SEQUENCES STAGES ARE CALLED AS ACTIVITIES
AND LINKS ARE CALLED AS TRIGGERS.
TRIGGERS ARE OF 3 TYPES.)1.0CONDITIONAL,2.)UN-
CONDITIONAL,3.)OTHER WISE.
SO, BY USING TRIGGERS WE CAN CONTROL THE JOB
ACTIVITIES,USUALLY LARGE DWH JOBS DEPENDS ONE 1 OR 2 JOBS
TO GET DATA,SO BY USING THESE TRIGGERS WE CAN GIVE
CONDITION TO RUN POST JOB ONCE IF PREVIOUS ONE RUNS
SUCCESFULLY
| Is This Answer Correct ? | 32 Yes | 1 No |
Post New Answer View All Answers
in oracle target stage when we use load option and when we use upsert option?
What are stage variables and constants?
Differentiate between data file and descriptor file?
A signal has a wavelength of 1 micro min in air.how far can the front of the wave travel during 1000periods?
How many types of views are there in a datastage director?
How complex jobs are implemented in datstage to improve performance?
State the difference between an operational datastage and a data warehouse?
How to perform incremental load in datastage?
Difference between server jobs & parallel jobs?
Explain how a source file is populated?
What are the repository tables in datastage?
I have a few records just I want to store data in to targets cycling way how?
What are the different types of lookups in datastage?
What is the use of datastage designer?
Can you highlight the main features of ibm infosphere information server?