System and method for realizing data query by applying account book of block chain
A data query, blockchain technology, applied in digital data protection, neural learning methods, structured data retrieval, etc., can solve problems affecting data security, etc.
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Embodiment (1
[0071] Embodiment (1) system
[0072] Such as Figure 1-Figure 2 As shown, a device for implementing data query by using a block chain account book, including a block chain platform, wherein the block chain platform is a modular block chain solution support platform based on Hyperledger Fabric, wherein the block chain The platform settings include:
[0073] The node server is used to send a request to the database server according to the user identification code to obtain various data information; the external shell of the node server is provided with a TCP / IP communication interface, ZigBee communication interface, ZigBee, etc. in addition to being provided with a block chain network interface. Wireless communication interface, GPRS communication interface, CDMA communication interface, cloud communication interface or Bluetooth communication interface to realize data communication with various devices;
[0074] Blockchain network, which is equipped with a distributed P2P n...
Embodiment (2
[0089] Embodiment (2) method
[0090] Such as Figure 6 As shown, a method of applying blockchain ledger to realize data query, which includes the following steps:
[0091] (1) Data acquisition: obtain data information through the ledger database. When obtaining the ledger database information, the user sends a request to the database server according to the user identification code to obtain various data information;
[0092] (2) Data processing and calculation: process the acquired data information, realize data query through data calculation and processing, and use classification algorithm model, association algorithm model, fault processing algorithm model, BP nerve The network algorithm model, KNN algorithm model, data fusion algorithm model or AdaBoost algorithm model realizes the calculation and processing of data, so as to realize the simple processing of various complex data, reduce the information latitude of big data, and facilitate data query;
[0093] (3) Data q...
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