Tags: Linux operationsLinux Operation phase IV (VII) MySQL REPLICATION (Master-slave replication, semi-synchronous replication, replication filtering)First, MySQL Replication Related concepts:1, the role of replication: to support
-data", you can include binary log information in the exported output, which is useful for database replication and recovery. However, binary logs are not enabled on the MySQL server. To solve this error, modify the my. cnf file and add the following options in the [mysqld] section. (LCTT: in fact, if you have not enabled binary logs, cancel "-- master-data .)
Save the my. cnf file and restart the MySQL service:
Or:
Or:
Linux Tutorial: How to check th
Centos7 definition mariadb Source Yum Install the latest version of MARIADBThere are generally several ways to install software services under CentOS (yum, rpm IVH xxx, make Makeinstall compile and install, etc.), but relative to Yum is the simplest and easiest. We mainly introduce today, under the Centos7.3 how to use the Yum way to install the latest version or the implementation of the version of MARADB, we all know, from the beginning of the CENTO
number of tables, including clusters or master-slave databases, take a look at more detailed instructions from the Mozilla IT and Operations teams, or MariaDB official documentation.
TroubleshootingThe following error occurs when you run the mysqldump command to back up the database.Mysqldump: Error: Binlogging on server not active
By using "-- master-data", you can include binary log information in the exported output, which is useful for database
, thanks to Oracle)
Maria storage engine
PBXT storage engine
XtraDB Storage Engine
FederatedX storage engine
Faster query and processing of replication
Thread pool
Faster running
More extended functional modules
Supports Unicode sorting
So I decided to first look at how to migrate MySQL to MariaDB on the virtual machine, although it is unpredictable that I don't know when Michael Widenius will sell
Tags: ant current value Lin Create compile users restart base1, installation mariadb Installation commands Yum-y Install mariadb Mariadb-server Installation Complete mariadb, first start mariadb, two commands can be Systemctl Start maria
Tags: binary app ppa INI process service default 0.00 AnonymousLong-standing space environment configuration forget almost, today Hollow finishing, reset the disk to rebuild the environment, first installed in CentOS 7.0 MARIADB database, here to record the installation process for later review.1, installation mariadbInstallation commandsYum-y Install mariadb Mariadb
Label:Long-standing space environment configuration forget almost, today Hollow finishing, reset the disk to rebuild the environment, first install the MARIADB database, here to record the installation process for later review. 1, installation mariadb Installation commands yum-y Install mariadb mariadb-server Installat
Next, we will extract a background, and then the operation records I migrated from MySQL 5.5.31 to MariaDB 5.5.31 on CentOS 6.4. Finally, I found a better migration method.
1. Background
MySQL is the most popular open source relational database in the world. In 2008, Sun acquired MySQL. Then in 2010, Oracle acquired Sun again, so MySQL fell into the hands of Oracle. Oracle has never had a good relationship with the open-source community, and even MySQ
MySQL Cluster: use MariaDB-Galera integrated version of MariaDBCentOSMysql cluster under CentOS6
BitsCN.com
Speaking of mysql clusters, it is estimated that many people will first think of mysql's built-in replication or mysql-mmm. Mysql-mmm is actually based on the built-in replication of mysql, but the encapsulation is better, but it is still difficult to confi
CentOS 7.0 use yum to install simple configuration of MariaDB and MariaDB
I forgot about the environment configuration of the space that has been idle for a long time. I have to leave it empty today and reset the disk to re-build the environment. First, install the MariaDB database in CentOS 7.0, and record the installation process here, for later viewing.
1. Ins
Next, we will extract a background, and then the operation records for migrating from mysql5.31 to MariaDB5.5.31 on CentOS6.4. Finally, I found a better migration method.
1. Background
MySQL is the most popular open source relational database in the world. In 2008, Sun acquired MySQL. Then in 2010, Oracle acquired Sun again, so MySQL fell into the hands of Oracle. Oracle has never had a good relationship with the open-source community, and even MySQL has been made community and enterprise, so it
MariaDB command introduction and MariaDB architecture and Index
Mariadb> show global variables; global variables affect GLOBAL operations on the server.
Mariadb> SHOW [SESSION] VARIABLES; client variable, effective only for the current SESSION
Note: Some of these parameters can be modified at run time and will take eff
MySQL replication is primarily replicated from the primary master.
What is master-slave replication
Master-slave replication means that there is a single device to do as the primary server, one or more servers as from the server. No data is written from the server, and the source of the data is the primary server. The purpose of the
Detailed description of MySQL master-slave replication-log point-based replication, mysql master-slave
Log point-based Replication
1. Create a dedicated replication account for the master database and slave Database
MariaDB [employees]> create user 'repl'@'172.%' identified
)
Maria Storage EnginePBXT Storage EngineXTRADB Storage EngineFederatedx Storage EngineFaster replication Query ProcessingThread poolFewer warnings and bugsRun fasterMore Extensions.Better Functional TestingData table eliminationExtended statistics for slow query logsSupport Sorting for Unicode
4, already started using MARIADB
Google,twitter,facebook this big company has also, or started to turn from MyS
Project migration from MYSQL to MARIADB tutorial, mysql migration mariadb
Prepare the database (MySQL). If MySQL already exists, ignore it.
build MySQL table;
Connect to MySQL;
mysql -u root -p
Create a data table;
mysql> create database demo;mysql> use demo;mysql> create table pet(name varchar(30), owner varchar(30), species varchar(20), sex char(1));
Add data table content;
mysql> insert into pet values('
Tags: where std address sid Rev. com View Super ExtUser account Management:' Username ' @ ' Hostname ' Username: Any combination of strings that can contain only the characters of the basic meaning, may contain "_", ".", "-"; Hostname: Can be FQDN (fully qualified domain name), domain name, IP address, You can use the MySQL wildcard "_" to represent any single character "%" for any number of arbitrary characters; Create user account: Creating the Users statement: Create user User [identified by
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