 Related Questions Can identify existing rows of data using unconnected lookup transformation. Latest Answer : Set a default value in the lookup transformation as '-1' or '-2'. So if the incoming row is present in the target, it will pass the row with the respective column value which is looked upon, or else if the value is not present in the target, ... Aggregator transformation allows you to perform aggregate calculations, such as averages and sums. Latest Answer : Aggregate Transformation is used to aggregate the data Colum wise..The only difference between the Aggregate and Expression transformation is that Aggregate transformation sorts the data Row wise where as Expression transformation sorts the data Column ... Router transformation allows you to use a condition to test data. It is similar to filter transformation. It allows the testing to be done on one or more conditions. Latest Answer : Router Transfermation is used to test the same in put rows based on multiple conditions and if we want to load multiple targets, then we go for Router TransformationThanks & RegardsSuneel.Kolamudi ... Comment posted by: Deb on 2005-06-08 00:56:53Ans: While running a Workflow,the PowerCenter Server uses the Load Manager process and the Data Transformation Manager Process (DTM) to run the workflow and Latest Answer : I am providing the answer which I have taken it from Informatica 7.1.1 manual, Ans: While running a Workflow,the PowerCenter Server uses the Load Manager process and the Data Transformation Manager Process (DTM) to run the workflow and carry ... After the load manager performs validations for the session, it creates the DTM process. The DTM process is the second process associated with the session run. The primary purpose of the DTM process is Latest Answer : Load manager and DTM are the components of Informatica server. Load manager manages the load on the server by maintaining a queue of sessions and release the session based on first come and first serve. When the session is released from the load ... Lookup Transformations can access data from relational tables that are not sources in mapping. With Lookup transformation, we can accomplish the following tasks:Get a related value-Get the Employee Name Latest Answer : Thats a good question, suppose say you have 40 transformations in your mapping which invole complex agg, functions, so in middle of the mapping there is a requirement to get the data from some x table, what will you do now? Will you get this as a ... Normalizer transformaiton which is used to normalize the data.Since cobol sources r oftenly consists of Denormailzed data. Latest Answer : Normalizer transformaiton which is used to normalize the datasirajdeen ... An active transforamtion can change the number of rows that pass through it.A passive transformation does not change the number of rows that pass through it. Latest Answer : Thats not correct. By this definition Update Strategy should be a passive transformation but it is not.So correct answer is that any transformation which can change 1. Number of rows 2. Row type i.e. DD_INSERT, DD_DELETE... 3. Transaction control... All ... Reusable transformations can be used in multiple mappings.When u need to incorporate this transformation into maping,U add an instance of it to maping.Later if U change the definition of the transformation Latest Answer : 1. A reusable transformation can be used in multiple transformations2.The designer stores each reusable transformation as metada separate from any mappings that use the transformation.3. Every reusable transformation falls within a category ... Two methods 1.Design it in the transformation developer. 2.Promote a standard transformation from the mapping designer.After U add a transformation to the mapping , U can promote it to the status of reusable Latest Answer : You can design using 2 methodsusing transformation developercreate normal one and promote it to reusable CheersSithu ...
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