Created
July 18, 2023 05:08
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Adds multiple fields to a DE using SSJS. Loops through a DE to get the customer key.
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// Name AND customer key of DE are: thisIsTheSourceDe | |
// Field in the above DE is: myCustomerKey (text) | |
// https://developer.salesforce.com/docs/marketing/marketing-cloud/guide/ssjs_dataExtensionFieldsAdd.html | |
<script runat="server"> | |
Platform.Load("core", "1"); | |
var api = new Script.Util.WSProxy(); | |
try { | |
// Define the customer key of the data extension that contains the 1000 customer keys | |
var dataExtensionCustomerKey = "thisIsTheSourceDe"; | |
// Retrieve all rows from the data extension containing the customer keys | |
var dataExtension = DataExtension.Init(dataExtensionCustomerKey); | |
var data = dataExtension.Rows.Retrieve(); | |
// Check if any rows were retrieved | |
if (data && data.length > 0) { | |
for (var i = 0; i < data.length; i++) { | |
var customerKey = data[i].myCustomerKey; | |
var fields = [ | |
{ | |
Name: "fieldnameOne", | |
CustomerKey: customerKey, | |
FieldType: "Text", | |
IsRequired: false, | |
MaxLength: 30 | |
}, | |
{ | |
Name: "FieldNameTwo", | |
CustomerKey: customerKey, | |
FieldType: "Number", | |
IsRequired: false | |
} | |
]; | |
var result = api.updateItem('DataExtension', { | |
"CustomerKey": customerKey, | |
"Fields": fields | |
}); | |
Write("Updated fields for CustomerKey: " + customerKey + ", Result: " + Stringify(result) + "<br>"); | |
} | |
} else { | |
Write("No records found in the data extension."); | |
} | |
} catch (error) { | |
Write("An error occurred: " + Stringify(error)); | |
} | |
</script> |
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