Patent ID: 8909666
Filing Date: 2014-12-09
Classification: G06F

Abstract:
1. A data query system comprising a client, a query component agent and one or more query components connected to the query component agent; wherein, the client is configured to send a client request to the query component agent, and directly receive a processing result from the query component; the query component agent is configured to: the query component is configured to send the query component number and the query component instance to the query component agent to register and report the client request load status of the query component; and when the query component is the query component selected by the query component agent, process the client request and directly return the processing result to the client; wherein the relation among the query component number, the query component instance, and the client request load status of the query component is stored by: wherein updating the stored client request load status includes: receiving a periodic heartbeat connection of the query component and periodically updating the client request load status on the query component in the second Hash table.