/// <summary>Construct a query with a set of initial settings</summary>
internal FdbRangeQuery([NotNull] IFdbReadOnlyTransaction transaction, KeySelector begin, KeySelector end, [NotNull] Func <KeyValuePair <Slice, Slice>, T> transform, bool snapshot, [CanBeNull] FdbRangeOptions options)
{
Contract.Requires(transaction != null && transform != null);
this.Transaction = transaction;
this.Begin = begin;
this.End = end;
this.Transform = transform;
this.Snapshot = snapshot;
this.Options = options ?? new FdbRangeOptions();
this.OriginalRange = KeySelectorPair.Create(begin, end);
}
public static IAsyncEnumerable <TResult> Except <TKey, TResult>([NotNull] this IFdbReadOnlyTransaction trans, [NotNull] IEnumerable <KeyRange> ranges, [NotNull] Func <KeyValuePair <Slice, Slice>, TKey> keySelector, [NotNull] Func <KeyValuePair <Slice, Slice>, TResult> resultSelector, IComparer <TKey> keyComparer = null)
{
Contract.NotNull(ranges, nameof(ranges));
return(Except <TKey, TResult>(trans, ranges.Select(r => KeySelectorPair.Create(r)), keySelector, resultSelector, keyComparer));
}
