Method ExecuteGroupedAggregateAsync(long, IEnumerable<GroupFieldRequest>, IEnumerable<AggregateRequest>, string?)
Performs GroupBy aggregation via the aggregate_grouped SQL function
public virtual Task<JsonDocument?> ExecuteGroupedAggregateAsync(long schemeId, IEnumerable<GroupFieldRequest> groupFields, IEnumerable<AggregateRequest> aggregations, string? filterJson = null)