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I used MySQL for the first time in Ubuntu, now with the Linux red Hat branch of the CentOS 7, the installation found that usually used is mariadb to replace MySQL, through the data query found that MARIADB is one of MySQL's branches, A version of the MySQL branch developed by the team led by the founder of MySQL, because MySQL has been increasingly closed and slo
using the following command to remove the MySQL and configuration files.On an RPM-based system (for example, CentOS, Fedora, or RHEL):$ sudo yum remove mysql* mysql-server mysql-devel mysql-libs$ sudo rm-rf/var/lib/mysqlOn a Debian-based system (for example, Debian, Ubuntu, or Mint):$ sudo apt-get remove mysql-server mysql-client Mysql-common$ sudo apt-get autoremove$ sudo apt-get AutoClean$ sudo deluser mysql$ sudo rm-rf/var/lib/mysqlInstalling MariaDBOn Centos/rhel 7 and Ubuntu (14.04 or late
Download the source Packageinstalling devtoolset-7 MariaDB compile the TOKUDB engine will use the C++11 standard, the system is the highest version of the GCC 4.8.5 support c++11 Standard, but even if the designation -DCMAKE_CXX_FLAGS=-std=c++11 is not. Manually compiling a later version of GCC is too cumbersome, devtoolset-7 is installed directly here, of course
Generally, it is not recommended to upgrade the database version. This script is dedicated to version control. To prevent compatibility issues between major versions, scripts by default only support upgrades between the same major version, such as MySQL-5.6.25 upgrade to MySQL-5.6.26, MySQL-5.5.44 upgrade to MySQL-5.5.45, Mar
However, for those who have been using MySQL for a long time and are familiar with the MySQL ecosystem, changing MySQL is not so urgent. After all, it is not until the end of the day. However, it is time to come. Before Gentoo portage, the MySQL 5.5 upgrade option was available. As soon as I upgraded it, MySQL 5.5 won't be able to change. The reason is unknown and I am too lazy to check it, so I set up mask to use the old version temporarily. It's tim
| +----------------------+-----------------+ 3 rows in Set (0.00 sec) Character Set configuration complete. ##################################Change # to 51cto with bug not shownAdd users, set permissionsCreate user commandMysql>create database mydb;mysql>create user [email protected] identified by ' Test ';Direct creation of user and authorized commandsMysql>grant all privileges on mydb. #TO ' test ' @ ' localhost ' identified by ' test ';Grant access to the extranetMysql>grant all privileg
Vim/etc/my.cnf[Mysqld]Slow_query_log = 1Long_query_time = 1 # Defines a query count of more than 1 seconds to slow_queriesLog-queries-not-using-indexes # queries that do not use indexes are also logged in the slow query log (optional)log-slow-queries =/var/log/mariadb/slow.log # Define slow query log locationTestMysql-u root-pSelect Sleep (2);+----------+| Sleep (2) |+----------+| 0 |+----------+1 row in Set (2.01 sec)
Tags: mariadbMARIADB is an upgraded version of MySQL, is fully compatible with MySQL, and now the major distributions of Linux are beginning to abandon MySQL into mariadb embrace :# yum Install mariadb-server mariadb # rpm-q mariadb mari
This article references: http://chenzehe.iteye.com/blog/1266260 thanks to the original author's share!First install/Update some of the base packages that will be used at compile timeYum-y install gcc gcc-c++ make cmake ncurses ncurses-devel libxml2 libxml2-devel openssl-devel Bison bison-develMARIADB Download: ftp://mirrors.fe.up.pt/pub/mariadb/mariadb-10.1.20/source/ma
This article will show you some basic but useful tips on how to optimize the performance of MySQLMariaDB. Note: This document assumes that you have installed MySQL or Maria This article will show you some basic but useful tips on how to optimize MySQL/MariaDB performance. Note: This document assumes that you have installed MySQL or Maria MySQL is a powerful open-source Relational Database Management System (RDBMS ). It was released in 1995 (20 ye
settings complete, restart MySQL: Systemctl Restart Mariadb.service #重启MariaDB Third, the installation of PHP 1. Install PHP Yum Install PHP #根据提示输入Y直到安装完成 2, the installation of PHP components, so that PHP support MARIADB Yum install php-mysql php-gd libjpeg* php-ldap php-odbc php-pear php-xml php-xmlrpc php-mbstring php-bcmath Php-mhash
Download mariadb:https://downloads.mariadb.org/I choose mariadb-10.0.20-linux-x86_64.tar.gz this version Copy the installation files/opt directory and unzip to the current directory tar-zxf mariadb-10.0.20-linux-x86_64.tar.gz Change the extracted file name to MARIADB Groupadd MySQL useradd-g MySQL MySQL Cd/op
1, installation mariadbInstallation commandsYum-y Install mariadb Mariadb-serverInstallation Complete mariadb, first start mariadbSystemctl Start mariadbSet boot upSystemctl Enable MARIADBThe following is a simple configuration of mariadbMysql_secure_installationThe first is to set the password, you will be prompted to enter the passwordEnter current password to
Label:1. Download the mariadb version of Windows on the websiteAddress: https://downloads.mariadb.org/mariadb/10.0.17/Currently the latest version is 10.0.172. Unzip and configure after the download is complete.Note: The compressed folder is placed under the C packing directory. can also be placed in other directories.
What are the benefits of switching from MySQL to mariadb? Reply content: What are the benefits of switching from MySQL to mariadb? Why would you change it? MySQL is now the world's largest database vendor Oracle responsible for maintenance development, the prospects are very good, ranked second only to Oracle:Http://db-engines.com/en/ranking If Oracle shuts down MySQL, it will only make
Tags: apacheMARIADB Installation1. Download the source package[[emailprotected] src]# wget https://downloads.mariadb.com/MariaDB/mariadb-10.2.6/bintar-linux-glibc_214-x86_64/mariadb-10.2.6-linux-glibc_214-x86_64.tar.gz--2018-02-27 21:09:40-- https://downloads.mariadb.com/MariaDB/m
Bloggers today installed a centos,7.0 version of the natural to build PHP environment, the following to build the process of sharing to everyone. First, install Apache Input: Yum install httpd httpd-devel In the process, just enter Y to confirm it. Systemctl Start Httpd.service #启动apache Systemctl Stop Httpd.service #停止apache Systemctl Restart Httpd.service #重启apache Systemctl Enable Httpd.service #设置apache开机启动 To open the server IP address
make some minor changes to the My.cnf file.Edit My.cnf File:$ sudo nano/etc/mysql/my.cnf Add the following parameters in the [mysqld] section.Log-bin=mysql-binWell, after saving and closing the file, we need to restart the MySQL service. Run the following command to restart:$ sudo/etc/init.d/mysql Restart Now, rerun the mysqldump command to back up all the databases.$ mysqldump--all-databases--user=root--password--master-data > Backupdatabase.sqlDumping databasesThe above command will back up a
In the MARIADB 10.1 release, in the Information_schema.processlist table, several fields were added, one memory_used, which records the memory consumption of the connection.At the same time, a new state variable memory_used is recorded, which should be the memory consumed by all connections combined (the official does not explain https://mariadb.com/kb/en/mariadb/show-processlist/in particular), Should rese
want to provide access to the upcoming MySQL 5.4 InnoDB performance. This version also includes the PrimeBase XT (PBXT) and Federatedx storage engines.MySQL since 5.5, the compiled installation project code management is not using make, but instead uses the CMake. One of the important characteristics of CMake is its independent of the source code (OUT-OF-SOURCE) of the compilation function, that is, the compilation work can be in another specified di
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