Search found 5 matches

by rajvarathan
Tue Aug 26, 2008 9:44 am
Forum: IBM<sup>®</sup> Infosphere DataStage Server Edition
Topic: Performance tuning in server job
Replies: 9
Views: 2361

The actual bottleneck is with the load only(As it is from a remote DB).
by rajvarathan
Tue Aug 26, 2008 9:43 am
Forum: IBM<sup>®</sup> Infosphere DataStage Server Edition
Topic: Performance tuning in server job
Replies: 9
Views: 2361

I have loaded the data to separate temp tables(For every query). Do you suggest text files to Oracle table load in reducing the load time?
by rajvarathan
Tue Aug 26, 2008 5:44 am
Forum: IBM<sup>®</sup> Infosphere DataStage Server Edition
Topic: Performance tuning in server job
Replies: 9
Views: 2361

Re:Performance tuning in server Job

The KPI here to be taken care of is load time of records from remote DB(which needs to be reduced).... and throughput.
by rajvarathan
Tue Aug 26, 2008 2:48 am
Forum: IBM<sup>®</sup> Infosphere DataStage Server Edition
Topic: Performance tuning in server job
Replies: 9
Views: 2361

Re:Performance tuning in server Job

Hi Ray,
In ETL context there is one OCA stage , a transformer and an output OCA stage used in the job. Since the remote DB is having millions of records, it takes 1-2 hours for completion...
by rajvarathan
Tue Aug 26, 2008 1:52 am
Forum: IBM<sup>®</sup> Infosphere DataStage Server Edition
Topic: Performance tuning in server job
Replies: 9
Views: 2361

Performance tuning in server job

Hi , I need to tune a server job which loads data from a remote DB using DBlink. The data is retreived from 2 DBlinks,Unioned and loaded to oracle table. The query is something like this: Select * from tableA@DBlink1 where cond1 or cond2 or cond3 or cond4 Union Select * from TableB@DBlink1. The job ...