1.

What are the mapping parameters and variables in Informatica?

Answer»

Mapping parameters and variables basically represent values in mappings and mapplets.

Mapping Parameters

  • They are used to represent a static VALUE which can be defined before STARTING a session.
  • It has the same value throughout the entire session.

Mapping Variables

  • Here, the values change between the sessions.
  • The latest value of a mapping variable is SAVED by the INTEGRATION Service in the repository at the end of each session.
  • It can be used to override a saved value within a PARAMETER file.


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