/// <summary>
/// remove multiple session ids at once
/// </summary>
/// <param name="cluster"></param>
/// <param name="sessionIds"></param>
/// <returns></returns>
internal static LanguageExt.Unit removeSessionIdFromSuppMap(ICluster cluster, Seq <SessionId> sessionIds)
{
var sessionIdValues = sessionIds.Map(s => s.Value);
var supps = cluster.GetHashFields <string>(sessionToSuppKey, sessionIdValues).Values.ToSeq();
cluster.DeleteHashFields(sessionToSuppKey, sessionIdValues);
cluster.DeleteHashFields(suppToSessionKey, supps);
return(unit);
}
