how to improve database performance

This article is based on MySQL. Many content applies to other relational databases at the same time and requires some indexing knowledge. It focuses on how to optimize SQL to improve database performance. This article is based on MySQL. Many content

After months of research and development, the open source multi-model database Arangodb finally released its 3.2 full version, which eliminates two major hurdles, adds a long-awaited feature, and integrates an interesting feature. In addition, the

Oracle team helps to integrate enterprise systems and improve database performance Wu Chengyang, vice president of Oracle and General Manager of the Greater China technology product department, stressed that the integration of information systems

A mature database architecture is not designed to be high availability, high scalability and other features, it is with the increase in user volume, the infrastructure is gradually improved. This blog post mainly on the MySQL database development

Abstract: After months of research and development, the open source multi-model database Arangodb finally released its 3.2 full version, which eliminates two major hurdles, adds a long-awaited feature, and integrates an interesting feature. In

The classmate Sue me to say that he in order to make the data query become faster, modify the data engine, so query, summed up a bit.After logging in to MySQL, look at the engine supported by the current database and the default database engine,

A Web application is a good way to display data in a database. through it, you can make your business complex, database Data with access and security rules can be queried and updated in a simple and intuitive manner. A common criterion for users to

I. Preface After the new installation of SQL Server 2005/2008, We need to configure SQL Server Based on the Server's hardware and software facilities to achieve better performance. However, the default configuration is used in most cases. Ii.

Oracle Database pioneered the design concept of tablespace, which makes an indelible contribution to the high performance of Oracle Database. In this case, many Oracle optimizations are implemented based on the tablespace design concept. Typical

One, shared server mode. Shared server mode, also known as multithreaded server mode. In this mode, the Oracle database allows multiple user processes to share very few server processes. As a result, the number of concurrent visits that can be

A mature database architecture is not designed to have a high availability, high scalability, and so on, it is with the increase in user volume, the infrastructure is gradually improved. This blog post mainly discusses the MySQL database development

If your ASP application interacts with the database (I want to definitely have access to the database, or what do I do with ASP), the use of a connection buffer pool will greatly improve the performance of the database. The time and system resources

Data | database | Performance If your ASP application interacts with the database (I want to definitely have access to the database, or what do I do with ASP?), using the connection buffer pool will greatly improve the performance of the database.

Optimization objectives 1, reduce the number of IO Io is always the easiest place to bottleneck the database, which is determined by the responsibility of the database, most of the database operations over 90% of the time is occupied by IO

Compressing database files can improve database performance. However, when compressing a database, the system will remind you that the database cannot be compressed. If you delete database objects in the Access database or delete objects in the

Oracle, as a large database, is widely used in financial, post and telecommunications, power, civil aviation, and other important sectors with a large data throughput and a wide spread of computer networks. For system administrators, it is

This article mainly introduces the differences between VARCHAR and CHAR character data in mysql and the suggestions for using these two types of character data in the project, which is really good. It is worth looking. Xiaobian has a feeling of

Battle between CHAR and VARCHAR in MySQL database bitsCN.com In a database, the majority type of data accounts for more than 80% of the total database. Therefore, correct processing of structured data can greatly improve database performance. In

Use Case Analysis of database Optimization Using Virtual Index and virtual Case AnalysisWhen we optimize the production database, we mainly optimize SQL statements, including equivalent statement rewriting. However, a large part of the optimization

In a database, the majority type of data accounts for more than 80% of the total database. Therefore, correct processing of structured data can greatly improve database performance. In character data, Char and Varchar are the most common types. The