What is Hash file stage and what is it used for? 

Used for Look-ups. It is like a reference table. It is also used in-place of ODBC, OCI tables for better performance.   

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RamaPrasad Batchu

  • Mar 8th, 2006
 

We can also use the Hash File stage to avoid / remove dupilcate rowsby specifying the hash key on a particular fileld

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