An indexing method for key words on blockchain database
A keyword and database technology, applied in database indexing, structured data retrieval, data processing applications, etc., can solve problems such as unfavorable data sharing, impracticality, centralization, etc., to ensure non-tampering and improve applicability , the effect of improving data security
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[0034] The specific implementation manners of the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.
[0035] The technical terms of the block chain designed by the present invention are explained as follows:
[0036] Hash pointer: The hash pointer of a data item refers to the fixed-length hash value obtained after the content of the data item is hashed. At the same time, the hash value is the key, and the content of the data item is the value. Store this k-v pair in the k-v database, then the key is the hash pointer of the data item;
[0037] transaction: if figure 1 As shown, it is a transaction structure diagram. The transaction is divided into two parts: the transaction header (Transaction) and the schema (Schema). The transaction header includes: version number (Vers...
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