DATASTAGE FAQS PDF

The differerence between reference link and straight link is The straight link is the one where data are passed to next stage directly and the reference link is the one where it shows that it has a reference reference key to the main table For example in oracle EMP table has reference with DEPT table. If 2 source as file stage one is straight link and other is reference link to Hash file as reference and 1 transformer stage. If your job has more columns which are not defined in metadata if runtime propagation is enabled it will propagate those extra columns to the rest of the job Can both Source system Oracle, SQLServer…etc and Target Data warehouse may be oracle, SQLServer. ODBC: We can write both source query as well as lookup query in this stage itself We are not having the facility to write multiple queries in this stage. We are having the multi-row lookup facility in this stage. Explain with steps?

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This means that only the owner has write permission. Update the permission of this etc directory located under.. To do this, change the permission to allow group write.

We need to ensure whether the job is completely performing the task, what it is supposed to do. It should fullfill all the business logic coded in the job.

I cannot use the Range lookup since the values are not necessarily in a certain range. Do I have to create multiple datasets for each lookup? Or, are there any better options that I can avoid creating multiple datasets? SQL Server source stage , Oracle target stage I like change capture to do a insert when there is a insert working update when there is a delete not working update when there is a update working Please let me know how I can achieve this.

I have configuration files with 2 nodes. The source file is partitioned on custno. So , datawise there are 4 partitions but only 2 logical nodes. As i understand 2 copies will be created. A In datastage Partioning and nodes is different concepts. The job can be partioned into seven types ,Nodes is reduce the time given for nodes Posted by.

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Data Stage FAQS

This means that only the owner has write permission. Update the permission of this etc directory located under.. To do this, change the permission to allow group write. We need to ensure whether the job is completely performing the task, what it is supposed to do. It should fullfill all the business logic coded in the job.

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Top DataStage Interview Questions and Answers

It is a tool that is used for working with large data warehouses and data marts for creating and maintaining a data repository. How is a DataStage source file filled? We can develop a SQL query or we can use a row generator extract tool through which we can fill the source file in DataStage. Subscribe to our youtube Channel. How is merging done in DataStage? In DataStage, merging is done when two or more tables are expected to be combined based on their primary key column. What are data and descriptor files?

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