It would be very costly in terms of network bandwidth and computation (for data serialization) to access all this data from the client for processing and then persist any changes.
If the data transfer is on the same machine, it could still go through the network protocol and includes all the processing required to manipulate the packets.
如果数据是在同一机器上传送的，它可能仍然要通过网络协议，并且包括操作数据包所需的所有处理。
3
The consolidation server utilizes resources — that is, processing power on the consolidation server, the source servers, and network capacity — when it moves data from the sources to the target.