It is possible to work with DATATABLE having several fields as the primary key?
It is possible to work with DATATABLE having several fields as the primary key?

It is possible to work with DATATEBLE having several fields as the primary key?
$primaryKey ='FIELD1;FIELD2';
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Answers
Are you using our Editor server-side libraries? If so, then yes, see the documentation for compound keys here.
Allan