The pipeline Normalizer Ports tab displays the input and output ports for the transformation. It has one input/output port for each single-occurring column you define in the transformation. It has one port for each occurrence of a multiple-occurring column. The transformation does not have input or output ports for group level columns.
The following figure shows the pipeline Normalizer transformation Ports tab:
The Designer creates an input port for each occurrence of a multiple-occurring column.
To change the ports in a pipeline Normalizer transformation, modify the columns in the Normalizer tab. When you add a column occurrence, the Designer adds an input port. The Designer creates ports for the lowest level columns. It does not create ports for group level columns.