AggregationOperation constructor

AggregationOperation({
  1. required String field,
  2. required AggregationOpType op,
  3. String? alias,
  4. bool? expandArray,
})

Returns a new AggregationOperation instance.

Implementation

AggregationOperation({
  required this.field,
  required this.op,
  this.alias,
  this.expandArray,
});