A database reading and writing method and system

A reading and writing method and database technology, applied in the field of database reading and writing methods and systems, can solve problems such as low database writing performance and low reading performance, and achieve optimized writing performance, optimized reading performance, and fast reading. Effect
CN102999519BInactive Publication Date: 2017-05-17SHANGHAI SHENGPAY E PAYMENT SERVICE CO LTD
5 Cites 0 Cited by

Patent Information

Authority / Receiving Office
CN Β· China
Patent Type
Patents(China)
Current Assignee / Owner
SHANGHAI SHENGPAY E PAYMENT SERVICE CO LTD
Publication Date
2017-05-17
Estimated Expiration
Not applicable Β· inactive patent

Smart Images

  • Figure 1
    Figure 1
  • Figure 2
    Figure 2
  • Figure 3
    Figure 3
Patent Text Reader

Abstract

The embodiment of the invention discloses a read-write method and system for a database. The method comprises the steps of: transversely cutting record data according to a main keyword into a plurality of data segments, wherein each data segment is stored as a write copy and corresponding read copies, and the write copy is stored in form of line storage, so that the write performance of the database is optimized; the read copies are stored in form of column storage, and data in each read copy is organized in different manners, so that the read performance of the database is optimized. According to the method, an overall index and a local index are further established, so that the operating position of data to be written or to be read can be quickly positioned when data is written or read. According to the embodiment of the method or system, not only is data quickly written, but also data can be quickly read.
Need to check novelty before this filing date? Find Prior Art

Description

technical field

[0001] The invention relates to the field of computer data processing, in particular to a method and system for reading and writing a database. Background technique

[0002] With the development of society and technology, computers have been widely used in daily life and work. Nowadays, due to the needs of daily life and work, users need to store and process a lot of data through computers, and the database system is an application system that can realize the above content. It is an ideal system developed to meet the needs of data processing. Central body for data processing. In real daily life and work, users require convenient access operations such as data storage and data query to the database.

[0003] Distributed database system is a kind of database system, which is developed on the basis of centralized database system. It is the product of the combination of computer technology and network technology, including client, metadata node and data storage...

Claims

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More