/// <summary>Append a key to the subspace key</summary>
/// <typeparam name="TKey">type of the key, must implements IFdbKey</typeparam>
/// <param name="key"></param>
/// <returns>Return Slice : 'subspace.Key + key'</returns>
public static Slice Concat <TKey>(this IFdbSubspace subspace, [NotNull] TKey key)
where TKey : IFdbKey
{
if (key == null)
{
throw new ArgumentNullException("key");
}
return(Slice.Concat(subspace.ToFoundationDbKey(), key.ToFoundationDbKey()));
}
/// <summary>Append a key to the subspace key</summary>
public static Slice Concat(this IFdbSubspace subspace, Slice key)
{
return(Slice.Concat(subspace.ToFoundationDbKey(), key));
}
/// <summary>Append a key to the subspace key</summary>
/// <remarks>This is the equivalent of calling 'subspace.Key + key'</remarks>
public Slice Concat(Slice key)
{
return(Slice.Concat(GetKeyPrefix(), key));
}