[
        {"keyName": "reg_name", "sourceTable": "hdb_program_registration", "sourceColumn": "full_name", "dataType": "string", "isNullable": false},
        {"keyName": "hdb_msd", "sourceTable": "computed", "sourceColumn": "getProgramField:name", "dataType": "string", "isNullable": false},
        {"keyName": "s_date", "sourceTable": "computed", "sourceColumn": "getProgramField:starts_at", "dataType": "date", "formatType": "custom:DD-MM-YYYY", "isNullable": false},
        {"keyName": "s_day", "sourceTable": "computed", "sourceColumn": "getProgramField:starts_at", "dataType": "date", "formatType": "weekname", "isNullable": false},
        {"keyName": "e_date", "sourceTable": "computed", "sourceColumn": "getProgramField:ends_at", "dataType": "date", "formatType": "custom:DD-MM-YYYY", "isNullable": false},
        {"keyName": "e_day", "sourceTable": "computed", "sourceColumn": "getProgramField:ends_at", "dataType": "date", "formatType": "weekname", "isNullable": false}
    ]