mariadb mac

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

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

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('

Install MariaDB and mariadb in CentOS7Install MariaDB1. yum -y install mariadb mariadb-server2. After MariaDB is installed, start MariaDB first. systemctl start mariadb3. Set startup systemctl enable mariadb4. Perform simple confi

The following is a look at mariadb multi-source replication (mariadb Multi-master replication) example, I hope to help you.MARIADB multi-source Replication (mariadb Multi-master replication)A multi-master replication feature was added to the mariadb-10.0.Modified syntax:For each replication thread there is a correspond

Mariadb database installation process, mariadb database Process As we all know, after Oracle acquired MySQL, there is a potential risk of shutting down the source of MySQL. MariaDB aims to be fully compatible with MySQL, including APIs and command lines, it can easily become a substitute for MySQL. MariaDB name is the

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

Install MariaDB in RHEL 7 and mariadb in rhel 7 Start with RedHat Enterprise Linux 7, and the self-contained database on the system disk is MariaDB. The installation steps are as follows: 1. Mount the installation disk image:Mount/dev/cdrom/mnt 2. Create a yum Source:Cat>/etc/yum. repos. d/d. repo [D] Baseurl = file: // mnt EOF 3. Import key:Yum -- import/mnt/R

MARIADB multi-source Replication (mariadb Multi-master replication)Multi-master replication is added to the mariadb-10.0. Modified syntax:there is a corresponding connection_name for each replication thread, and Connection_Name is the value of the default_master_connection variable, if you want to manipulate the corresponding replication thread, This variable ne

first, the basic knowledgeThe importance of data is needless to say, it should be emphasized that the backup is not the purpose, can recover is the purpose, the following mariadb some concepts to explain.1. Classification of storage enginesMariadb5.1 later versions, by default using the InnoDB storage engine that supports transactions, the previous MyISAM storage engine does not support transactions, and the so-called transactional storage engine must

Mariadb introduction, mariadb Transaction: organizes multiple operations into one whole. They are either executed in full or not rolled back or rollback. SQL interface: SQL statement analyzer and optimizer Table: Splits a dataset into multiple Constraint: constraint, rules to be followed for data inserted into a data table Primary Key: a combination of one or more fields. Fill in the data in the primary ke

Translation: Value assignment operator (: =) (submitted to the MariaDB official Manual), operator mariadb This article is a translation of the value assignment operator (: =) in the mariadb official manual. Original article: https://mariadb.com/kb/en/assignment-operator/Https://mariadb.com/kb/zh-cn/assignment-operator/ I submitted to the

Tags: mysql mariadbI. Introduction of MARIADBMARIADB is a relational database program that MySQL was re-developed by the original author after being acquired by Oracle, and because it is the same author, it is very similar to MySQL in operation, and the versions correspond to each other. such as: MariaDB5.5 corresponds to the 5.5 version of MySQL, but the corresponding version of the mariadb from Mysql5.6 to become more than 10, such as: MariaDB10.1 c

How to Upgrade MariaDB 5.5 to MariaDB 10.1 on Centos/rhel 7 and Debian Systems Upgrade MariaDB 5.5 to MariaDB 10.1 on Rhel/centos 7 Reprinted from Https://www.tecmint.com/upgrade-mariadb-5-5-to-10-centos-rhel-debian-ubuntu/What ' s new Few new features has b

MariaDB binary installation, mariadb binary Download the binary installation package wget http://mirrors.neusoft.edu.cn/mariadb//mariadb-10.2.12/bintar-linux-x86_64/mariadb-10.2.12-linux-x86_64.tar.gz Create a mysql user and group useradd -r mysql -s /sbin/nologin Decompres

Connect to Mariadb and mariadb remotely // This article describes how to connect to the Mariadb database on centos7. // There is no difference with mysql Package test. java. mysql; import java. SQL. connection; import java. SQL. driverManager; import java. SQL. SQLException; import java. SQL. statement; public class TestMysql {public static void main (String [] a

MariaDB multi-instance and MariaDB instance1. Install MariaDB in yum and start yum install MariaDB-serversystemctl start mariadb.service 2. Create a directory by case and set the owner Group Store configuration files and databases by case mkdir -pv /mysqldb/{3306,3307,3308}/{etc,socket,pid,log,data} Set directory own

Translation: SET clause (submitted to the MariaDB official Manual), clause mariadb This document is the description of the SET in the mariadb official manual. Original article: https://mariadb.com/kb/en/set/Https://mariadb.com/kb/zh-cn/set/ I submitted to the MariaDB official manualSyntax SET variable_assignment [, var

MariaDB galera Cluster Deployment (How to quickly deploy MariaDB clusters) ONEAPM Blue ocean CyberLinkpublished on July 3 Recommended 4 Recommendations Collection 14 Favorites,1.1k browsing MariaDB, as a branch of Mysql, is already widely used in open source projects, such as hot OpenStack, so the cluster deployment is essential to ensure high

Tags: mysql multi-instance mariadbFirst, Background introductionMARIADB Multi-instance is to open a number of different service ports on a single machine, running multiple MySQL service processes, through different sockets to listen to different service ports to provide their own, non-interference services, each instance can be isolated according to different configuration file settingsSecond, the Operation procedure1. Install mariadb (slightly)2. Ini