Multi-blockchain network data processing

1. A computer-implemented method, comprising:

obtaining a data processing request containing blockchain data and a first identifier used to identify a first blockchain network from a multi-blockchain network to which the data processing request belongs, at least the first blockchain network and a second blockchain network of the multi-blockchain network being linked by at least one multi-blockchain network node, wherein the multi-blockchain network node is in the first blockchain network and in the second blockchain network, and wherein the multi-blockchain network node comprises storage space divided into a plurality of different storage areas for different blockchain networks, respectively, wherein the multi-blockchain network node comprises a ledger for the first blockchain network and a ledger for the second blockchain network;

extracting the first identifier from the data processing request;

executing, based on the first identifier, corresponding processing logic associated with the data processing request; and

storing the blockchain data to a first blockchain storage area, corresponding to the first identifier, of the at least one multi-blockchain network node.

2. The computer-implemented method of claim 1 , further comprising generating the first identifier based on a network identifier of the first blockchain network.

3. The computer-implemented method of claim 1 , wherein the data processing request comprises a data storage request message.

4. The computer-implemented method of claim 1 , wherein the data processing request comprises a data read request message.

5. The computer-implemented method of claim 1 , wherein executing corresponding processing logic associated with the data processing request further comprises reading blockchain data from the first blockchain storage area.

6. The computer-implemented method of claim 1 , wherein the data processing request comprises a node communication message.

7. The computer-implemented method of claim 6 , further comprising exchanging the node communication message in the first blockchain network.

8. The computer-implemented method of claim 1 , wherein the data processing request is a first data processing request and the blockchain data is a first set of blockchain data, the method further comprising:

obtaining a second data processing request containing a second set of blockchain data and a second identifier used to identify the second blockchain network;

extracting the second identifier from the second data processing request;

executing, based on the second identifier, corresponding processing logic associated with the second data processing request; and

storing the second set of blockchain data to a second blockchain storage area, corresponding to the second identifier, of the at least one multi-blockchain network node.

9. A non-transitory, computer-readable medium storing one or more instructions executable by a computer system to perform operations comprising:

obtaining a data processing request containing blockchain data and a first identifier used to identify a first blockchain network from a multi-blockchain network to which the data processing request belongs, at least the first blockchain network and a second blockchain network of the multi-blockchain network being linked by at least one multi-blockchain network node, wherein the multi-blockchain network node is in the first blockchain network and in the second blockchain network, and wherein the multi-blockchain network node comprises storage space divided into a plurality of different storage areas for different blockchain networks, respectively, wherein the multi-blockchain network node comprises a ledger for the first blockchain network and a ledger for the second blockchain network;

extracting the first identifier from the data processing request;

executing, based on the first identifier, corresponding processing logic associated with the data processing request; and

storing the blockchain data to a first blockchain storage area, corresponding to the first identifier, of the at least one multi-blockchain network node.

10. The non-transitory, computer-readable medium of claim 9 , further comprising one or more instructions to generate the first identifier based on a network identifier of the first blockchain network.

11. The non-transitory, computer-readable medium of claim 9 , wherein the data processing request comprises a data storage request message.

12. The non-transitory, computer-readable medium of claim 9 , wherein the data processing request comprises a data read request message.

13. The non-transitory, computer-readable medium of claim 9 , further comprising one or more instructions to execute corresponding processing logic further comprising reading blockchain data from the first blockchain storage area.

14. The non-transitory, computer-readable medium of claim 9 , wherein the data processing request comprises a node communication message.

15. The non-transitory, computer-readable medium of claim 14 , further comprising one or more instructions to exchange the node communication message in the first blockchain network.

16. The non-transitory, computer-readable medium of claim 9 , wherein the data processing request is a first data processing request and the blockchain data is a first set of blockchain data, and wherein the operations further comprise:

obtaining a second data processing request containing a second set of blockchain data and a second identifier used to identify the second blockchain network;

extracting the second identifier from the second data processing request;

executing, based on the second identifier, corresponding processing logic associated with the second data processing request; and

storing the second set of blockchain data to a second blockchain storage area, corresponding to the second identifier, of the at least one multi-blockchain network node.

17. A computer-implemented system, comprising:

one or more computers; and

one or more computer memory devices interoperably coupled with the one or more computers and having tangible, non-transitory, machine-readable media storing one or more instructions that, when executed by the one or more computers, perform one or more operations comprising:

obtaining a data processing request containing blockchain data and a first identifier used to identify a first blockchain network from a multi-blockchain network to which the data processing request belongs, at least the first blockchain network and a second blockchain network of the multi-blockchain network being linked by at least one multi-blockchain network node, wherein the multi-blockchain network node is in the first blockchain network and in the second blockchain network, and wherein the multi-blockchain network node comprises storage space divided into a plurality of different storage areas for different blockchain networks, respectively, wherein the multi-blockchain network node comprises a ledger for the first blockchain network and a ledger for the second blockchain network;

extracting the first identifier from the data processing request;

executing, based on the first identifier, corresponding processing logic associated with the data processing request; and

storing the blockchain data to a first blockchain storage area, corresponding to the first identifier, of the at least one multi-blockchain network node.

18. The computer-implemented system of claim 17 , further comprising one or more operations to generate the first identifier based on a network identifier of the first blockchain network.

19. The computer-implemented system of claim 17 , wherein the data processing request comprises a data storage request message.

20. The computer-implemented system of claim 17 , wherein the data processing request comprises a data read request message.

21. The computer-implemented system of claim 17 , further comprising one or more operations to execute corresponding processing logic further comprising reading blockchain data from the first blockchain storage area.

22. The computer-implemented system of claim 17 , wherein the data processing request comprises a node communication message comprising one or more operations to exchange the node communication message in the first blockchain network.

23. The computer-implemented system of claim 17 , wherein the data processing request is a first data processing request and the blockchain data is a first set of blockchain data, and wherein the one or more operations further comprise:

obtaining a second data processing request containing a second set of blockchain data and a second identifier used to identify the second blockchain network;

extracting the second identifier from the second data processing request;

executing, based on the second identifier, corresponding processing logic associated with the second data processing request; and

storing the second set of blockchain data to a second blockchain storage area, corresponding to the second identifier, of the at least one multi-blockchain network node.