set_field

The set_field processor sets the value for a field in any DataEntity or DataWindow. If the field already exists on a record the default behavior to is not overwrite it, but there is an option to overwrite the field value even if it exists.

Usage

Example Job

{
    "name" : "testing",
    "workers" : 1,
    "slicers" : 1,
    "lifecycle" : "once",
    "assets" : [
        "standard"
    ],
    "operations" : [
        {
            "_op": "test-reader"
        },
        {
            "_op": "set_field",
            "field": "some_field",
            "value": 2
        }
    ]
}

Example of the data and the expected results

const data = [
    DataEntity.make({ name: 'milly' }),
    DataEntity.make({ name: 'willy' }),
    DataEntity.make({ name: 'billy' }),
    DataEntity.make({ name: 'dilly' }),
]

const results = await processor.run(data);

results === [
    { name: 'milly', 'some_field': 2 }
    { name: 'willy', 'some_field': 2 }
    { name: 'billy', 'some_field': 2 }
    { name: 'dilly', 'some_field': 2 }
]

Parameters

Configuration	Description	Type	Notes
_op	Name of operation, it must reflect the exact name of the file	String	required
field	Field name to set value	String	required
value	Value to set field to	String	required
overwrite	Set to true to overwrite the field to the specified value if it exists	Boolean	default false