Define the Data Processor transformation ports on the transformation
Overview
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A Data Processor transformation can read input from a file, a buffer, or a streamed buffer from a complex file reader. You can use a flat file reader as a buffer to read an entire file at one time. You can also read an input file from a database.
The output ports that you create depend on whether you want to return a string, complex files, or rows of relational data from the transformation.