public override void UnionFromClientHandler(UnionMessageReader request, UnionResponseWriter response)
{
idDict.Clear();
List <List <List <long> > > classify = Classify(request.cellidsB, null);
for (int i = 0; i < Global.ServerCount; i++)
{
UnionMessageWriter msg = new UnionMessageWriter(request.cellidsA, classify[i]);
Global.CloudStorage.UnionFromProxyToDatabaseServer(i, msg);
}
sem.WaitOne();
for (int i = 0; i < Global.ServerCount; i++)
{
response.cellids.AddRange(idDict[i]);
}
}
/// <summary>
/// union distinct 假设重复是由两表合并引起的
/// </summary>
/// <param name="anotherTable"></param>
/// <returns>this</returns>
public Table union_distinct(Table anotherTable)
{
for (int i = 0; i < columnNames.Count; i++)
{
if (!columnNames[i].Equals(anotherTable.columnNames[i]))
{
throw new Exception("两表无并相容性");
}
}
if (anotherTable.cellIds.Count == 0)
{
throw new Exception("anotherTable不能为空");
}
UnionMessageWriter msg = new UnionMessageWriter(this.cellIds, anotherTable.cellIds);
List <List <long> > temp = Global.CloudStorage.UnionFromClientToDatabaseProxy(0, msg).cellids;
this.cellIds.AddRange(temp);
return(this);
}
