Communication method and communication device for parallel query of clustered databases
A communication method and technology of a communication device, which are applied in the field of database query, can solve the problems of poor query result reliability and storage performance, poor reliability and storage performance, etc., so as to avoid the overhead of data integrity and consistency maintenance, The effect of improving data transfer performance
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[0037] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. All other embodiments obtained by persons of ordinary skill in the art based on the embodiments of the present invention belong to the protection scope of the present invention.
[0038] According to an embodiment of the present invention, a communication method for parallel query of a cluster database is provided.
[0039] Such as figure 1 As shown, the communication method of the cluster database parallel query according to the embodiment of the present invention includes:
[0040] Step S101, divide the query result from the query node to obtain the divided blocks;
[0041] Step S103, transmit each division block to the target node in the form of an independent dat...
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