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 Informatica  |  Question 565 of 630    Print  
What is the difference between source definition database and source qualifier?

  
Total Answers and Comments: 1 Last Update: September 24, 2007     Asked by: latha 
  
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September 24, 2007 13:26:52   #1  
vemurisasidhar Member Since: August 2007   Contribution: 10    

RE: What is the difference between source definition d...
a source definition database contain the datatypes that are used in the orginal database from which the source is extracted. where the source qualifier is used to convert the source definition datatypes to the informatica datatypes. which is easy to work with.
 
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It represents all data queried from the source. 
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While importing the relational source definition from database, what are the meta data of source U import?
Source name Database location Column names Datatypes Key constraints  
Tags : RDBMS

Two ways 1. Edit the definition 2. Reimport the defintion  
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COBOL files  
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Normalizer transformaiton which is used to normalize the data.Since cobol sources r oftenly consists of Denormailzed data.  
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U can not create or import flat file defintion in to warehouse designer directly.Instead U must analyze the file in source analyzer,then drag it into the warehouse designer.When U drag the flat file source 
Latest Answer : While creating flatfiles manually, we drag and drop the structure from SQ if the structure we need is the same as of source, for this we need to check-in the source and then drag and drop it into the Flatfile, if not all the columns in the source will ...

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 
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