The decision table output column data type is not stored, if the decision table was generated according to some input data.

An example of such table is attached auto.dmn . This table was created in steps below:

• Create new DMN diagram
• Add an Input Data node : applicant
• Add a Decision node: applicant score
• Connect them
• Define new data type: tApplicant.
  • lang:string (Constraints: "c", "java")
  • open source: boolean
• Set applicant node data type as tApplicant
• Set applicant score node data type as number
• Open expression editor for applicant score node
• Set its top level expression as Decision Table
• Save and download DMN model
• It will be like the attached

      <dmn:output id="_E6C7E5E6-45C5-4FC2-A37B-69806046893F" name="output-1" typeRef="string">
        <dmn:outputValues id="_B473BAB4-521D-4FD9-88BC-C28CD497F03A">
          <dmn:text></dmn:text>
        </dmn:outputValues>
        <dmn:defaultOutputEntry id="_85BF133E-380C-4F0E-9E2A-0C5C6493F6B4" typeRef="string">
          <dmn:text></dmn:text>
        </dmn:defaultOutputEntry>
      </dmn:output>