Study Notes -6

Intelligent Application Contract

Financial organizations can leverage intelligent contracts accurate and transparent financial records. Intelligent contract allows for harmonization of financial data across the organization between, improve financial reporting and reduce audit costs.

By improving data integrity, intelligence contracts to support the growing market stability, in addition, they also reduce costs by sharing the cost accounting allowed between organizations. Interoperability between legacy networks and books distributed system is very important for financial reporting.

Ethernet Square

Ethernet Square is a platform that provides various modules above it allows users to build applications, if you build applications compared to building a house, it provides Ethernet Square on the walls, roofs, floors and other modules, the user simply like building blocks to house take up, thus establishing the cost and speed of applications on Ethernet Square are greatly improved. Specifically, Ethernet Square to build applications by a Turing-complete scripting language (Ethereum Virtual Machinecode, referred to as EVM Language), which is similar to assembly language. We know that the direct use of assembly language programming is very painful, but Ethernet Square in the programming does not require direct use of EVM language, but similar to the C language , Python , Lisp and other high-level language, and then through the compiler turn into EVM language.

Application on the above mentioned platform, in fact, the contract, which is the core Ethernet Square. Contract is a live Ethernet Square in the system of automatic agents, who have their own currency Ethernet address when the user sends a transaction to the address in the contract, the contract is activated, then additional information based on transactions, the contract will run their own code, and returns a result, this result may be sent from the address of another transaction contract. It should be noted that the Ethernet Square in the transaction, not just send Ethernet coins only, it can be embedded in a considerable amount of additional information. If the transaction is sent to the contract, then the information is very important, because the contract will be done its own business logic based on that information.

Contracts can provide business, is almost endless, its boundary is your imagination, because Turing-complete language provides complete freedom, allowing users to build a variety of applications. White Paper cited several examples, such as savings accounts, user-defined sub currency.

Intelligent data record chain contracts CN201810755341.8 one kind of block Statistical Methods and apparatus

The present invention provides intelligent data block chain one kind of contract recording Statistical Methods and apparatus directed to block chain art. A method comprising: receiving data intelligent contracts instruction records; smart data record contract statistics instruction comprises one or more types of data to be subjected to intelligent contract statistics; performing a statistical or more types of data in accordance with a contract to be intelligent, in smart recording contract behavior variable corresponding block chain occurs in the network system; obtaining one or more types of intelligent contract data corresponding to each of the key data block chain network system; query data corresponding to the record key variables update values ​​formed. Traversing the present invention without using a chain block or a network database, it can be solved using traverse block chain network or database requires a lot of ways to traverse and discrimination, so that records data intelligent contracts more slowly complicated and inaccurate statistics problem.

Intelligent data recording contract

"Where is the data" What are the options :

  • The chain storage, especially male chain, or chain instead of Union private chain; EU data will have the characteristics of non-manipulatable
  • Not on the chain store database; of course there will be extended this topic, such as the data are public or private; is the center of hosted, stored or P2P

A smart contract, which data includes :

  • A contract can be a common intelligence source code

    System source code itself, is not impossible to tamper with, and need to be trusted by the chain store.

  • Associated with a specific business intelligence contract examples

    When you link a user X, we bought a template from a contract store, and then express their images work on the contract, and according to their specific needs, put a template to modify some of the parameters, such as price and terms described modifications and then submit the signature, and the signature is to be submitted on the chain.

  • N times the data of a smart contract execution instances generated

    Every transaction data generated by smart contract, should have naturally been recorded, the chain

  • A smart contract deals in the transaction object, such as digital content

    Intelligent contract template, the final analysis, a source code. The code and text, picture the same thing, but also a digital content can be hash. In PRESSone network, the object of the transaction is to be hash over digital content.

    At the meeting hash chain digital content preservation.

    But the digital content itself, is not a chain.

References :

How intelligent automatic contract is traded?

Ethernet Square, the official website of the Chinese version of the document

Intelligent data record chain contracts CN201810755341.8 one kind of block Statistical Methods and apparatus

SAP cloud platform, block chain, super-intelligent books and contracts

Super block chain -Hyperledger Fabric books environment to build (a)

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Origin www.cnblogs.com/gdman/p/12419297.html