There are 3 main steps to the MySQL replication function The primary server logs changes to the binary log (these are called Binary log events)Copy the primary server's binary log events from the server to its trunk logRedo the events in the relay log from the server.The first part of the process is that the primary server records the binary logs, and before each transaction updates the data is completed,Ma
1. Replication overview1.1, Replication solution of the problem data replication technology has the following features: (1) data distribution (2) load balancing (load Balancing) (3) Backup (4) High availability (Hi availability) and fault tolerance1.2. How replication works from a high level,
MySQL master-slave replication:Lab Environment:Linux CentOS7 two: 192.168.230.10 (master)----192.168.230.11 (from) (System installed, switch off the firewall or configure the firewall).MySQL 5.7 (Download the official Yum source, yum install-y MySQL mysql-server)To start the configuration:MySQL configuration files in g
Tags: Heartbeat-gui mysqlI. Brief description of HA high availability clusterA high-availability cluster is when a node in a cluster has a variety of hardware and software and human failures, the other nodes in the cluster can automatically take over the resources of the failed node and provide services to the outside. To reduce business interruption time, to provide users with more reliable, more efficient service.Ii. High-availability cluster config
Originally the MySQL binlog and show processlist commands belonged to the two transactions of unrelated, but in the most recent troubleshooting, there was a significant replication delay found in the main library and from the library, but the Slave_behind_master value from the library was shown as 0, The replication SQL thread is blocking each other from the back
MySQL replication (2) Master-Slave replication practices, mysqlmaster-slave1. Preparations
First, prepare two machines to install mysql
My version here is 5.1.73, mysql database installation refer to: http://www.cnblogs.com/tangyanbo/p/4289753.html
Centos for linux
The ma
MySQL is an open-source relational database system. Replication is a process that replicates data from a MySQL database server (master server) to another server (slave server slave.Configure the master server)1. Edit the database configuration file my. cnf, which is usually in the/etc/directory.1. # vi/etc/my. cnfAdd the following code under [mysqld:1. log-bin =
Semi-synchronous replication in MySQL master-slave Replication
Experiment MySQL uses the plug-in provided by Google to complete the semi-synchronous replication model; the physical machine is still Windows 7, and the virtual machine is CentOS 7;
Master node: 192.168.255.2
Sl
I installed the MySQL database yesterday. When I went to the data center today, I wanted to access the MySQL database in the dormitory. I started to use the command line to connect to the database, but I don't believe it, download a graphical MySQL tool-MySQL GUI Tools, inst
| #因DB没指定test2, so changes from library db-s will not change +-----------------+ 1 row in Set (0.00 sec)
Note: my.cnf in the binlog-do-db= library name, when the library changes, the corresponding changes from the library, that is, the main from each of the two libraries to use this parameter to name the corresponding phase from the synchronization of the library, and to the main note if you want more than one library, but also have multiple binlog-do-db parameters [Email protected]
Recently, Oracle released the latest version of MySQL Workbench 6.0, including the Community version and the enterprise version, to improve the development and management of MySQL databases.
MySQL Workbench is a unified visualization tool designed for database architects, developers, and DBAs. MySQL Workbench provides
1. Preparatory workFirst, you need to prepare 2 machines and install MySQL separately. My version here is 5.1.73,mysql database installation please refer to: http://www.cnblogs.com/tangyanbo/p/4289753.html Linux System for CentOS The machines were: master:192.168.1.227 slave:192.168.1.225 Scenario: Both master and slave are the databases that were just created, i.e. the data is in a consistent scenario2. Co
We all know that MySQL (the best combination with PHP) developers have developed a MySQL GUI tool that can connect to a local computer or remotely. The following is a detailed description of the remote use of the MySQL GUI tool. We hope to provide you with some help in this
Tags: User name database server password MySQLWe may encounter this problem when we use the MySQL server database, and if one of the MySQL databases goes down, we want to fix it in the shortest possible time and use the database as quickly as we can, but what if we encounter some failures that cannot be quickly repaired?We can imagine that if this is another database that is identical to this database, the
Mysql gtid-based replication and MYSQLGTID Replication
1. Overview
Mysql supports GTID replication starting from MYSQL5.6.
Disadvantages of log point replication:
Incremental synchronization is performed from the offset of the
MyIsam is relatively simple to publish, just copy all the files in the library. The procedure of copying Innodb is similar to that of MyIsam, except that the table content in the Innodb Engine no longer exists in the same database directory (MyIsam does this). In the Innodb engine, data files are stored in files such as ibdata1, and operation logs are stored in files such as ib_logfile0, ib_logfile1, and ib_logfile2 by default.Innodb replication and p
Mysql Cluster 1: master-slave replication, using mysql-proxy for load balancing Mysql Cluster
There are many mysql Cluster architecture methods, and different architectures are implemented according to different requirements. Simply put,
Five best MySQL GUI tools recommendedin this article, we'll cover some of the most common MySQL GUI tools and attach download links. I hope we can make better use of these tools. AD: Network + Offline Salon | Mobile app Mode innovation: give you a reason to do the app >>"51CTO Classic translation" Most databases are ma
MySQL has a lot of GUI tools, here are a few common tools, for reference only:1.Navicat for MySQL1.1. IntroductionNavicat for MySQL is a powerful MySQL database management and development tool. NAVICAT provides professional developers with a powerful and sophisticated set of tools, but it is still easy to learn for new
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