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1Create the/etc/yum.repos.d/mariadb.repo file, which is now available in the 10 release of the official version.0[Mariadb]name=Mariadbbaseurl= http://yum.mariadb.org/10.0/centos6-amd64/Gpgkey=https://yum.mariadb.org/rpm-gpg-key-mariadbgpgcheck=12after you have prepared the repo file, you can use Yum to install the # Yum installation MariaDB-server
We use 2 sets of Um, 4 sets of PM run a group of clusters, operating system Centos6.8, the original mariadb ColumnStore GA version 1.0.6.# cat/etc/hosts 192.168.75.33 UM1192.168.75.34 um2192.168.75.35 PM1192.168.75.36 PM2192.168.75.37 PM3192.168.75.38 PM4 With the root user respectively landed Um1, um2, PM1 respectively on the three machines to establish the file/root/.my.cnf (not
1. Enable Apache2Centos7 The HTTPD service is installed by default, but it is not started. If you need a new installation, you can yum install-y httpdStart service: Systemctl start Httpd.serviceSet boot auto start: Systemctl enable Httpd.serviceThe HTTP server has been started for a simple configurationVim/etc/httpd/conf/httpd.conf #编辑文件Serversignature on #添加, the Apache version is displayed on the error page, off is not displayedOptions Indexes follo
Use XtraBackup to back up and restore the MariaDB Database Use xtrabackup for backupIntroduction to XtrabackupXtrabackup is a mysql database backup tool provided by percona. According to the official introduction, Xtrabackup is the only open-source tool in the world that can perform hot backup for innodb and xtradb databases. Features:(1) The backup process is fast and reliable;(2) The backup process will not interrupt ongoing transactions;(3) Saving
Background: Because of the work of the relationship, need to find real-time synchronization of data to another system server database, query down, with MARIADB for cross-server synchronization data movement, with master-slave synchronization more, but also more insuranceThere are also shell scripts that use shell scripts, timed to execute mysqldump, but if the crontab is broken, canceled, even time is changed, the database is altered, and so on, you n
Tags: show input data unsigned mat precision sam Oracle min formI. Introduction to MARIADB (MySQL profile skipped) MARIADB database management System is a branch of MySQL, mainly by the open source community in the maintenance, the use of GPL licensing MARIADB is fully compatible with MySQL, including the API and command line, so that it can easily become a subst
Label:Today in a cloud host (CENTOS7) installation (yum install mode) mariadb (ie, open source MySQL), unable to start mariadb, in fact, the installation is not complete, of course, not to start, let alone input "Mysql-u root" prompt can ' t Connect to local MySQL server through socket '/tmp/mysql.sock ' (2). No technical content of the solution began. To install MARIAD
Tags: mariadb① supports 48-core CPUs, while 5.5 supports 24-core CPUs② memory Thermal Data persistence, we know that when the system restarts or the MySQL process restarts, the InnoDB in the memory pool of the hot data are all emptied, need to re-cache the disk data, and then according to the most recent use of the LRU principle, keep the thermal data in memory, cold data kicked out to disk. The process is slow. This is improved in 5.6, which automati
=/dataTmpdir =/tmpLc-messages-dir =/usr/share/mysqlSkip-external-lockingBind-address = 0.0.0.0Skip-name-resolveLower_case_table_names = 1Max_connections = 1000Connect_timeout = 15Wait_timeout = 600Max_allowed_packet = 16 MThread _ cache_size = 128Sort_buffer_size = 16 MBulk_insert_buffer_size = 16 MTmp_table_size = 128 MMax_heap_table_size = 128 MQuery_cache_limit = 0Query_cache_size = 0 Long_query_time = 10 Log_bin =/var/log/mysqld/mysql-binLog_bin_index =/var/log/mysqld/mysql-bin.index Expire
, not all open Authorized users : # Give the user maximum permissions grant all privileges on * * to ' root ' @ '% ' identified by ' password '; # give partial permissions (test database) Grant all Privileg Es on test.* to ' root ' @ '% ' identified by ' password ' with grant option;# refresh permissions table Flush privileges;# Show grants for ' root ' @ ' localhost '; The next step is to connect locally.Ubuntu 16.04 LTS installs Nginx, Ma
organizes files on disk 逻辑层: Describes what data the DB stores and what relationships exist between the data 视图层: Describes some of the data in DB 5) Classification of relational models 关系模型 实体关系模型 基于对象的关系模型 半结构化的关系模型 XML format is a kind of semi-structured data Common RDBMS databases Mysql MariaDB PostgreSQL (Pgsql) Oracle MSSQL ============
Tags: Linuxcentos7.3 binary Mount mariadb-10.2.8-linux-x86_641. See if MARIADB is installedRpm-qa mariadb*Uninstall if it is already installed.2. Download the latest version of MARIADBYum Info mariadbWebsite address: http://mariadb.orgDownload: mariadb-10.2.8-linux-x86_64.ta
1. Install the Service Pack Group:Yum-y Install Mariadb-galera mariadb-galera-server xtrabackup2. Modify the configuration fileVim/etc/my.cnf.d/galera.cnfModify the following parameters:wsrep_provider=/usr/lib64/galera/libgalera_smm.sowsrep_cluster_address= "gcomm://" wsrep_node_address= 172.16.0.11wsrep_sst_auth=sst:sstpass123wsrep_sst_method=xtrabackup Note: wsrep_cluster_address= "gcomm://"3. Add the fol
Tags: Service host threeSystem environment: CENTOS7 64-bitMariaDB version: mariadb-galera-server5.5Host Planning:192.168.0.233 client233192.168.0.234 client234192.168.0.235 client235Before installing three hosts, SELinux, hostname, and iptables must be set up first. As follows:(1) selinux=disabled(2) Systemctl stop iptablesSystemctl disables iptablesIptables-fService Iptables Save(3) Vi/etc/hosts192.168.0.2
End With;or \g.your MariaDB connection ID is 4Server version:10.1.22-mariadb Source distributioncopyright (c), Oracle, MariaDB Corporation Ab and others.Type ' help ', ' or ' \h ' for help. Type ' \c ' to clear the current input statement. MariaDB [(None)]> use mysqldatabas
/southeast "/>According to their own operating system to choose the version number, click will jump to a page to let you enter the name, email and other information, nothing to fill out, directly click on the download can, will jump to download page, the speed of slow words need to wait a while to pop save file dialog box.If you want to fund the project, click the "Donate" buttoninstallation processDouble-click "M
Tags: mysql MariaDB galera db cluster192.168.3.130 Clustera GALERA-DB01192.168.3.131 Clusterb GALERA-DB02192.168.3.129 Clusterc galera-db03The following 1-3 steps are required to perform the three1: Uninstall MySQL (because MySQL and mariadb are incompatible with MySQL)Yum Erase mysql-server MySQL mysql-devel mysql-libs-yRm-rf/var/lib/mysql2: Create mariadb Galer
For MySQL5.5, only the Enterprise version contains the Thread Pool, but fortunately mariadb 5.1 already exists, and MARIADB 5.5 has been improved. This article introduces the FAQ: later will release its working principle and use. The thread handling model (thread pool) has been added to 5.5.16 in the commercial version
In fact, according to the MARIADB official website of the steps to install MARIADB special simple, just follow the steps to do, it is easy to get it done.First, to MARIADB official website: https://downloads.mariadb.org/mariadb/repositories/#mirror =qimingdistro=ubuntudistro_ release=preciseversion=5.5In the menu below
Reference: Http://wangfeng7399.blog.51cto.com/3518031/1393146?utm_source=tuicoolCompiling MariaDB-5.5 with CMakeCMAKE specifies compilation options in a different way from make, which is implemented in the following way:./configure CMake../configure--help cmake.-lh or Ccmake.Specifies the options that are commonly used when installing the installation path of a file: -dcmake_install_prefix=/usr/local/mysql-dmysql_datadir=/data/mysql-dsysconfdir=/etcTh
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