IBM Info Sphere Datastage || Copy Stage in Datastage & Debug Stage - Pharma Jobs

Wednesday, January 22, 2014

IBM Info Sphere Datastage || Copy Stage in Datastage & Debug Stage

Why Copy Stage in IBM Info Sphere Datastage ?

What is Copy Stage in Data Stage ?

Whai is Dubug Stage in Datastage ?

Copy Stage:
1.The Copy stage is a processing stage in IBM Info sphere Datastage.
2.Copy Stage in Data Stage can have a single input link and any number of output links.
3. The Copy stage copies a single input data set to a number of output data sets.
4. Each record of the input data set is copied to every output data set. Records can be copied without modification or you can drop or change the order of columns (to copy with more modification - for example changing column data types - use the Modify stage
5. Where you are using a Copy Stage in Data Stage with a single input and a single output, you should ensure that you set the Force property in the stage editor TRUE. This prevents IBM Info Sphere DataStage from deciding that the Copy operation is superfluous and optimizing it out of the job

The stage editor has three pages:
Stage Page. This is always present and is used to specify general information about the stage.
Input Page. This is where you specify details about the input link carrying the data to be copied.
Output Page. This is where you specify details about the copied data being output from the Copy stage

Copy stage Properties tab Options:
1.Force=True/False
True to specify that DataStage Copystage should not try to optimize the job by removing the Copy operation.







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