MySQL

Sun has confirmed that all major vulnerabilities in the latest version of MySQL 5.1 have been fixed and everything is ready. Open-source users looking forward to seeing it available in the coming weeks. Zack Urlocker, vice chairman of Sun's database

According to foreign media reports, MySQL Community Relations Director Kaj Arno announced on Tuesday that MySQL co-founder David Axmark has submitted his resignation to Sun. "I evaluated my role in Sun and thought I was more suitable for small

Go to "query functions of SELECT statements in depth". Connection between search statements and multiple tables The SELECT statement not only retrieves data from a single table, but also connects multiple tables to retrieve data. This section

This section describes some advanced functions of SELECT statements. Column and table alias Column alias The selected output columns can be referenced BY the column name, column alias, or column position in the order by and group by clauses. The

String is a finite sequence composed of zero or multiple characters. It is generally recorded as s = 'a1a2 • an '(n> = 0 ). It is the data type that represents text in programming languages. Generally, the entire string is used as the operation

BKJIA selection] Although Oracle's acquisition of Sun transaction is still waiting for the final result, the industry is also very worried about the future fate of the open-source database MySQL BKJIA Editor note: in order to allow the EU to approve

As technology advances, open source databases such as MySQL seem to be gaining popularity among enterprises. The importance of databases for enterprises is self-evident. An important part of database management is to protect the data from external

After Oracle acquired Sun, it could be said that it was a very popular question about how the MySQL database would develop. Of course, it was a good thing that MySQL could come up with a new version at this time, the original MySQL 5.4 version is

The third milestone version of MySQL 5.5 was released. One of the biggest changes to this version is the addition of a performance metadata database. The database name is performance_schema and the storage engine used is PERFORMANCE_SCHEMA, this

The following articles mainly describe how to analyze Mysql mysqlsla in Linux. We use the relevant code to get the correct operation of Mysql mysqlsla in Linux, the following is an introduction to the specific content of the article. I hope you will

The following articles mainly introduce the analysis of MySQL hidden space problems, we all know that the main function of the TMPDIR value of the environment variable used by the MySQL database is to save the actual path name of the Directory

The following articles mainly introduce MySQL force Index mandatory indexing and other mandatory operations. The specific steps for preferential operations are as follows: we use hint commonly used in MySQL for detailed parsing. If you use Oracle

We all know that MySQL database partitioning is a physical database-related design technology. DBA and MySQL database personnel are quite familiar with it. Although there are many partition technologies, the main purpose is to reduce the total

The following articles mainly describe the background of the MySQL bookshelf, including the specific descriptions of its functions, the overall design of the MySQL database, and the actual operations of the MySQL database, the following articles

We all know that there are three ways to install MySQL: RPM Binary Package and actual application source code. The system platform we have installed this time is redhat 5. The following describes the specific solution, I hope this will help you in

We all know that log files are the main reference for restoring database data, so the actual maintenance of MySQL database log files is also very important. When the MySQL database and related log files are used together, you sometimes want to

The combination of MySQL database and PHP is the best combination of MySQL dual-machine Hot Standby. The principle is to use MySQL database (the best combination with PHP) through log updates) the SELECT File to operate related functions, the slave

The following article describes how. NET environment, if you know something about MySQL (the best combination with PHP), you will know that it does not support transaction processing, stored procedure, but the functions provided by it will certainly

We will introduce the actual installation and configuration of MySQL5 master slave to you today. In the following background, we will install and configure the MySQL5 master slave, the following is an introduction to the specific content of the

The following articles mainly introduce MySQL database indexes, that is, single-column indexes and multi-column indexes, and examples of SQL commands for multi-column indexes, I hope you will have a better understanding of the MySQL database index