Method GetGroupBySqlPreviewAsync(long, IEnumerable<GroupFieldRequest>, IEnumerable<AggregateRequest>, string?)
Returns SQL preview for GroupBy query with tree constraints.
public Task<string> GetGroupBySqlPreviewAsync(long schemeId, IEnumerable<GroupFieldRequest> groupFields, IEnumerable<AggregateRequest> aggregations, string? filterJson = null)