How to convert the data type for a specific data point in Rubiflow?

In Rubiflow once the data node is processed, you can use an expression from the Data preparaion function (Data integration) and connect to the data source node. In that you will be able to see a functions on the left side - “Convert”, through this functionality you can change the data types of a variable. So it will create a new column with the changed data type.

*Find the link on how to use Expression - Expression Link

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Once you create the expression, you will see a new column with Convert as mentioned in the example.