Block chain data storage and calling method and system

• Main Authors: LI CHENGCAI, TANG KUN
• Format: Patent
• Language: Chinese; English
• Published: 25.10.2022
• Subjects: CALCULATING; COMPUTING; COUNTING; DATA PROCESSING SYSTEMS OR METHODS, SPECIALLY ADAPTED FORADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL, SUPERVISORYOR FORECASTING PURPOSES; ELECTRIC DIGITAL DATA PROCESSING; PHYSICS; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE,COMMERCIAL, FINANCIAL, MANAGERIAL, SUPERVISORY OR FORECASTINGPURPOSES, NOT OTHERWISE PROVIDED FOR

The invention provides a block chain data storage and calling method and system, and aims to solve the problem that a block chain data storage structure adopting an MPT tree form cannot adapt to high-concurrency transaction execution, and the block chain data storage system comprises a block storage unit used for accessing block data generated by a block chain network; the transaction original business data storage unit is used for storing original transaction data corresponding to the business identification codes in the block data; and the business data storage unit is used for storing business data, and the business data is data which is extracted from the original transaction data and is related to the business. According to the contract, the corresponding original transaction data and the corresponding business data can be directly found through the transaction identification code and the business identification code, and the problems that response is overtime and the contract cannot be suitable for high