Problem:Troubled for a long time, the question,Using Apt-get to install MySQL, installed after the installation is found to be MariaDB, as below, no password can log in. Even if you use Mysqladmin to set a good password, login with a password can be, without password login can also1[Email protected]:/etc/mysql# MySQL2 Welcome to the MariaDB Monitor. Commands End With; or \g.3Your
There is enough reason to continue using MySQL or switch from MySQL to MariaDB.
Performance tests on the MariaDB blog.
MariaDB is a branch of MySQL source code. After realizing what Oracle will do for MySQL, MariaDB is separated (MySQL has been acquired by Sun and Oracle ). These concerns are well-founded, and I will d
Tags: mariadb installing Apache InstallationFirst, MARIADB installation
If MySQL is turned on, you need to close it firstservice mysqld stop
Installing MARIADBcd /usr/local/src wget https://mirrors.tuna.tsinghua.edu.cn/mariadb//mariadb-10.2.14/bintar-linux-glibc_214-x86_64/
client latency
Data between nodes is synchronous, and Master/slave mode is asynchronous, and binlog on different slave may be different
Technology:The replication capabilities of the Galera cluster are based on the galeralibrary implementation, and in order to enable MySQL to communicate with the Galera library, the Wsrep API has been developed specifically for MySQL.Galera plug-in to ensure that the cluster synchronization of data, maintain
Objective: three different forms of packages are available on the official website of MARIADB: Source Package, Package Manager, and binary, as shown in. Binary plate is compiled by the official green version, compared to the source package version installation is more simple than the Package Manager version of a little more freedom, is considered a compromise between the two. Also note that it relies on glibcand needs to be aware of the glibc version.
users with SUPER privileges to establish a connection beyond the maximum connection. The connection is established only when the MySQL request is executed, and the connection is closed and replaced by the new connection when the execution is completed. Keep in mind that too many connections can lead to high memory usage and lock your MySQL server. Small sites typically require 100-200 of connections, while larger may require 500-800 or more. The value here depends to a large extent on your mysq
May 24 Task11.6 MARIADB Installation11.7/11.8/11.9 Apache InstallationExtendedApache DSO https://yq.aliyun.com/articles/6298Apache apxshttp://man.chinaunix.net/newsoft/apachemenual_cn_2.2new/programs/apxs.htmlApache working mode http://www.cnblogs.com/fnng/archive/2012/11/20/2779977.htmlInstalling MARIADBand MySQL installation is basically similar
Download the binary package and unzip wget wget https://downloads.mariadb.com/
MARIADB is an open source database and 100% is compatible with MySQL, with the goal of replacing the MySQL database.Background of MARIADB:In 2008, MySQL was acquired by Sun Microsystems , which was later acquired by Oracle in 2010. The initial takeover by Sun was hailed by the MySQL community for meeting the needs of the project, but this sentiment did not last long, and the next Oracle takeover was expected to fall far short of expectations. Many MyS
mariadb Introduction
MARIADB is a branch versionof MySQL, MARIADB's biggest feature is to replace MyISAM 's aria engine and multi-master replication capabilities, and so on. In this document, we mainly introduce multi-master replication.
Multi-master replication (multi-master ) function Introduction
Multi-master replication is the synchronization of multiple master to a single slave v
use this function, you can delete, cancel disable.expose_php = Off #禁止显示php版本的信息Short_open_tag = on #支持php短标签Open_basedir =.:/ tmp/#设置表示允许访问当前目录 (that is, the PHP script files in the directory) and/tmp/directory, you can prevent the PHP Trojan cross-site, if you change the installation program after the problem (for example: Dream Content Management System), you can log off this line, or directly write the program directory/data/ www.osyunwei.com/:/tmp/: wq! #保存退出Systemctl Restart Mariadb.servi
Tags: mysql mariadb mysqladmin SQL language DDLObjectiveMYSQL/MARIADB is an open-source small-scale relational database management system, because of its small size, speed, low total cost of ownership, especially the open source, many small and medium-sized web sites in order to reduce the total cost of ownership of the site to choose MySQL/mariadb As a Web site
Now choose to continue using MySQL or discard itThere is enough reason to switch to MariaDB.
Performance tests on the MariaDB blog.
MariaDB is a branch of MySQL source code. After realizing what Oracle will do for MySQL license, MariaDB is separated and MySQL has been acquired by Sun and Oracle ). These concerns are w
-25 10 : 25 : 25 : * Jexus Web server start-up success .
See Jexus has successfully started the log, we can also be checked by the browser under: Http://ip/info
The Jexus service can be started/stopped/restarted with the following command:
1/etc/jws/jws start
2/etc/jws/jws stop
3/etc/jws/jws restart
For more information, please refer to the Jexus tutorial " Click here to download " Password: 38BV
3, installation
Introduction
MARIADB is a very good gray source database. This is used directly to solve business problems.
Business requirements:
Now the database is represented by the talent list. Suddenly we need to process the data according to the month.
For example, enter a player ID to find out what this player has seen a few times during the month. Let's build an environment first.
Operating system:
Linux version 4.4.0-22-generic (buildd@lgw01-41
Compile and install MariaDB.
What is MariaDB?
MariaDB is a branch of MySQL. Since Oracle may close the source of MySQL, it is separated (MySQL has been acquired by Sun and Oracle ).
However, apart from being a "downward alternative" to Mysql, some new features included in MariaDB make it better than MySQL.Official Webs
Label:Preparatory work: To deactivate the database service: Systemctl Stop Mariadb.service Copy the database file from the main library as the From library data: Cp-a-r/data/mysql_data/mysql/*/data/mysql_data/mysql2/ Finish copying the boot: Systemctl Start Mariadb.service Step 1: Configure the CNF file for the main library and multiple instances from the library A CNF file is shared between the main library and the library,/ETC/MY.CNF [Mysqld] Log-bin=mysql-bin-log Server-id=1 Datadir=/data/mys
(Operating System: CentOS5.1032-bit MariaDB version: mariadb-5.5.33aMariaDB database storage directory:/data/mysql preparation article: I. Configure IP, DNS, gateway, make sure that the remote connection tool can be used to connect to the server. The yum command on the server can be used normally. 2. configure the firewall and enable port 3306 vi/etc/sysconfig/iptables
Note:Operating System: CentOS 5.10 3
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