Thursday, June 27, 2013

Value Mapper

The Value Mapper maps string values from one value to another. Mapping is usually solved by storing the conversion table in a database. The Value Mapper provides you with a simple alternative.

Note: You can convert a null field or empty String value to a non-empty value. Leave the Source Value field empty. You can specify one of these empty source field values.
Note 2: Null or empty value won't be mapped to the "Default upon non-matching" value. They stay null. Use the above tip if you want to map them anyway.

Options

The following properties are used to define the mappings:
Option Description
Step name Name of the step; this name has to be unique in a single transformation.
Fieldname to use Field to use as the mapping source
Target field name Field to use as the mapping Target
Default upon non-matching Defines a default value for situations where the source value is not empty, but there is no match
Field values table Contains the mapping of source value to converted target value

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