Replication Mysql

When it comes to big data, it has to do with Alibaba. The world's leading E-commerce enterprise, the amount of data processed every day is unmatched by any other company, it is also transforming into a real data company--mysql is an important weapon in the transformation of Alibaba. 　　A database architect who interviewed Ali, who believes Ali has the best performance of open source MySQL, beyond any relational database and NoSQL. In the 2009, Oracle acquired the copyright of MySQL by acquiring Sun, and the industry began to question the use of Oracle ...

Here's an excerpt of the background, followed by a record of the operations I migrated from MySQL 5.5.31 to mariadb 5.5.31 on CentOS 6.4. 　　Finally, I found a better way to migrate. 1. Background introduction MySQL is the world's most popular open source relational database. 2008, Sun acquired MySQL. Then, in 2010, Oracle bought Sun, and MySQL fell into Oracle's hands. Oracl ...

Naresh Kumar is a software engineer and enthusiastic blogger, passionate and interested in programming and new things. 　　Recently, Naresh wrote a blog, the open source world's two most common database MySQL and PostgreSQL characteristics of the detailed analysis and comparison. If you're going to choose a free, open source database for your project, you may be hesitant between MySQL and PostgreSQL. MySQL and PostgreSQL are free, open source, powerful, and feature-rich databases ...

Mysql often encountered during the three failures, in this summary. 1, MySQl service can not start We use mysql process, often encounter MySQl service can not start, specific error message: Starting MySQL ERROR.The server quit without updating PID file (/ [FAILED] l / mysql /) For such error,...

MySQL master-slave synchronization is a very mature architecture, the advantages are: ① from the server can perform the query (that is, we often say reading function), reducing the pressure on the main server; ② in the backup from the main server to avoid the impact of the backup Main server service; ③ When the main server problems, you can switch to the server. So I often use this program in the deployment and implementation of the project; In view of the mysql production environment rigor, I recommend Zhang fellow MySQL source compiled here. The fourth edition updated as follows: First, an increase of ...

Pagerduty, an emerging internet start-up, is a product that can send reminders on the server, including on-screen displays, phone calls, SMS notices, email announcements, and more. At present, AdMob, 37Signals, StackOverflow, Instagram and so on have adopted the pagerduty as the message notification as well as the sudden event processing tool. Doug Barth, author of this article, shared how Pagerduty successfully migrated existing system MySQL to the XTRADB cluster to ...

Mysql/galera 0.8.1 This version is significantly newer than 0.7. Changes include improved flow control, parallel applications, configurable, script state transitions, and notifications. The 0.8 series is incompatible with 0.7 protocols, but retains most of the configuration options. * Fixed handling of long primary keys* fixed total order isolation to conform to the specs* Cleane ...

Symmetricds is a data synchronization/replication software based on a web-independent database. It is an open-source software that supports replication of multiple primary databases, filtering synchronization, network crossover in heterogeneous environments, and a single direction or two-way asynchronous data replication provided by multiple users. It uses web and database technology to replicate between real-time http://www.aliyun.com/zixun/aggregation/22.html "> relational databases and tables." The software is designed to extend ...

Galera wsrep Provider is a dlopenable Universal replication library that implements the API for Wsrep providers. It provides very efficient data buffering capabilities for synchronous replication, multiple hosts, and parallel applications. It is mainly characterized by consistency of data, application of transaction processing on each node, support for any TCP, including in WAN and UDP multicast. It uses the MySQL Wsrep patch project to create a truly multiple-master Mysql/innodb cluster. Galera wsrep provid ...

Symmetricds is a web-based, stand-alone database for data synchronization/replication software. It uses web and database technology to replicate between real-time http://www.aliyun.com/zixun/aggregation/22.html "> relational databases and tables." The software is designed to be used for a large number of database sizes, spanning working low-bandwidth connections, during network outages. It supports oracle,mysql,postgresql,h2,hsqld ...