Column Expression Dynamically Extract and Define Type – KNIME Community Hub

[Hub]

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This is a companion discussion topic for the original entry at https://hub.knime.com/-/spaces/-/latest/~HypQQFLOX6vZUT_1/

[mwiegand]

Corresponding Forum Post

Column Expression: Dynamically Extract and Define Type

Hi, picking up my original topic: https://forum.knime.com/t/column-expressions-guidance-dynamically-set-column-type/47003 I want to extract the column type to save this alongside i.e. a CSV file in order to once after reading CSV again, reinstate the original column type(s). Reason for that is that data might get shared / transmitted in human readable text files types. But, reinterpreting column types is time consuming and failure prone. I am trying to accomplish this by looping over the tab…