MySQL

Templates are made by myself, I hope to bring the role of everyone.Client configuration file (download from server)Zabbix_agentd.confClient softwareZabbix_agents_2.0.3.linux2_6.amd64.tar.gzTemplateTemplate_mysql.xml , Template_mysql_repl.xml1 , add

ObjectiveThe database storage engine is the database's underlying software organization, and the Database management system (DBMS) uses the data engine to create, query, update, and delete data. Different storage engines provide different storage

MySQL deadlock problem related knowledge is the main content of this article, we will introduce this part of the content, we hope to be able to help you.1. The lock mechanism of MySQL common storage engineMyISAM and memory with table-level lock

1. $_request,$_post,$_get in PHP and contact _2015_1025 2. mysql_php study notes _2015_0907_php use small summary 2.1. Enable the PDO object to throw a pdoexception at any moment when the task is not successfully executed After a

workaround: MySQL> Set global read_only=0; (Turn off read-only properties of the new Main library) flush privileges; Set global read_only=1 = STATEMENT and at least one table uses a storage enginelimited to row-based logging. InnoDB is limited to

COROSYNC/OPENAIS+PACEMAKER+NFS offers mariadb high availabilityNode I, one, 172.16.249.122/16, 172.16.0.1, CentOS6.6, mariadbNode two, 172.16.249.123/16, 172.16.0.1, CentOS6.6, mariadbNode III, three, 172.16.249.124/16, 172.16.0.1, CentOS6.6, NFSvip:

Problem, when querying data, the input string is a number, you can query, but when you enter an alphabetic string but can not query, always prompt error 1054Workaround: Enclose the string in single quotation marks　　field corresponding to the value

The MySQL database engine depends on how MySQL was compiled when it was installed. To add a new engine, you must recompile MySQL. By default, MySQL supports three engines: ISAM, MyISAM, and heap. Two other types of InnoDB and Berkley (BDB) are also

What if MySQL forgets the root password?What if MySQL forgets the root password? In general, there are two ways of thinking: Retrieve the password and reset the password. In the actual work, the MySQL database forgot the root password is generally

Memo from: http://blog.csdn.net/seteor/article/details/240179131. Introduction to ToolsPt-query-digest is a tool for analyzing slow queries for MySQL, which analyzes Binlog, general log, Slowlog, It can also be analyzed using showprocesslist or

This article describes how a friend who has just started contacting PHP can configure a PHP environment for their serverFirst we want the tools:1, IIS: Of course, this is not less, with the system comes with the good, here will not teach you how to

First step : Download and install mysql-connector-3.5xSpotlight on MySQL connection mysql must use the mysql-connector-3.5x,5.3.2 version I tried it, and I was interested to try.1.

In order to give the server a real operating environment, today in the intranet deployment of an Ubuntu Linux server, the most headache is the installation of MySQL, apt download update speed is too slow, so they compiled the source of MySQL itself,

1.Mysql official website Download: http://dev.mysql.com/downloads/mysql/Unzip it, please.2. Copy the My-default.ini file, rename it to My.ini, and add the basic content:Basedir = d:/mysql-5.6.26DataDir = D:/mysql-5.6.26/dataCharacter-set-server=utf83

1. Set Master ServerServer-id=1Log-bin=/var/lib/mysql/mysql-binIn order to use transactional InnoDB for maximum persistence and consistency in replication, you should specify the innodb_flush_log_at_trx_commit=1,sync_binlog=1

Original: Http://imysql.com/2015/09/14/solutions-of-mysql-ha.shtml?hmsr=toutiao.io&utm_medium=toutiao.io&utm_ Source=toutiao.ioThis topic is MySQL高可用方案选型 , this topic presumably has many classmates interest.High availability and corresponding

Know that you can have this statement run for n seconds by executing select sleep (n) in MySQL:? 1234567 mysql> selectsleep(1);+----------+| sleep(1) |+----------+|        0 |+----------+1 row in set(1.00 sec) The

Linux automatic Backup and upload of remote FTP for MySQL scheduled Tasks1 , create the directory where the backup files are saved:/home/mysql_dataCd/homemkdir Mysql_data2. Create backup script file:/home/mysql_data/mysql_databak.shCd/homeCD

Query Profiler is a query diagnostic analysis tool that comes with MySQL to analyze where the performance bottlenecks of an SQL statement are. Usually we are using the explain, and slow query log is not accurate analysis, but query Profiler can

read a few articles about the database read and write separation, mostly the official open source Mysql-proxy and its derivative projects, and at the end often talk about the difficulties in actual deployment. The first learning test and deployment