Mysqlproxy and mysql-mmm test environment for read/write Splitting: mysqlA: 192.168.128.6mastermysqlB: 192.168.128.7mastermysqlproxy + mysql-mmm: 192.168.128.5 database write operation: 192.
Mysqlproxy and mysql-mmm test environment for read/write
One-way replication environment from ORACLE to mysql using goldengate: I use the VBOX virtual machine, a host that has installed the ORACLE database and GOLDENDGATE. The other one only installs the ORACLE database. Configure the database environment,
1130-host... is not allowed to connect to t... solution: 1. Change the table. It may be that your account is not allowed to log on remotely, but only on localhost. At this time, you only need to log in to mysql on the computer of localhost, and
Solution:
1. Change the table.
It may be that your account is not allowed to log on remotely, but only on localhost. At this time, you only need to log in to mysql on the computer of localhost, and change the "host" entry in the "user" table in the "
Solution: MySQL cannot be remotely connected.
On the remote host, I have enabled the mysql service and can use phpmyadmin to open it. For example, the user name is root and the password is 123456. However, an error is reported during remote
Can I create a new user using the MySQL command line? The answer is definitely yes. You can also grant permissions to new users by using the MySQL command line.
First, declare that, in general, you need to have the root permission in MySQL to modify
This article mainly introduces how to solve the problem that MySQL cannot connect remotely. the solution provided in this article is mainly for the case of IP address restrictions. if you need a friend, refer to the remote host, I have enabled the
Use the yum command in Centos to deploy the lamp environment CentOSLAMP
BitsCN.com
1. by default, Centos enables the IP security policy, that is, port 80 also disables external access. Therefore, iptables is disabled first.
Service iptables stop
MYSQL adds a new user MYSQL creates a database for the user MYSQL assigns the new user the permission bitsCN.com
MYSQL adds a new user MYSQL creates a database for the user MYSQL assigns permissions to the new user
1. create a user
// Log on to
After mysql is installed, allow remote connection to bitsCN.com. After mysql is installed, allow remote connection.
Http://blog.sina.com.cn/s/blog_3eba8f1c0100tsox.html
Http://blog.csdn.net/zxyvb/article/details/2462514
Http://www.bitsCN.com/article/
Check whether the installation has been installed:Yum list installed mysql *Rpm-qa | grep mysql * Check whether the installation package is available:Yum list mysql * Install the mysql client:Yum install mysql Install the mysql server:Yum install
Every mysql server node needs to run mmmd_agent, and run mmmd_mon on another machine [it can be an independent server or a server shared with the AppServer ].Mmm uses the virtual IP technology. One network card can use multiple IP
ERROR 1130 (HY000) When remotely connecting to the MySQL server)
When we remotely connect to the MySQL server, the following error is reported.[Root @ d1_cvmzjgltest2 ~] # Mysql-h 10.1.1.6-u root-pEnter password:ERROR 1130 (HY000): Host '10. 1.1.5
Error: 1130-host... is not allowed to connect to this MySql server opens mysql remote connection without using localhost, 1130-hostlocalhost
Error: 1130-host... is not allowed to connect to this MySql server
Solution:
1. Change the table.
It may be
Workaround:1. Change the table method.It may be that your account is not allowed to log on remotely, only on localhost. This time, as long as the computer on the localhost, log in to MySQL, change the "MySQL" Database in the "User" table "host",
1. Centos the default is to open IP Security policy, that is, 80 ports also prohibit external access, so first deactivate iptables.
Service Iptables Stop
or open to port 80.
Iptables-i rh-firewall-1-input-m state–state new-m tcp-p tcp–dport 80-j
MySQL tutorial add a remote user or allow remote access to three ways
Log in with the root user, and then:
Grant all privileges the username @ "%" identified by "password" *.* to create;
Flush privileges; * Refresh the content just now *
Format:
Centos7 the underlying mirror dockerfile to build a MySQL mirror may be problematic, build on the Docker hub failed: Built failed:the command '/bin/sh-c/etc/init.d/mysqld start & amp;& MYSQL-E "Grant all privileges on *.* to ' root ' @ '% '
This article describes the process of installing Mitaka Nova in Ubuntu 16.04 under a single point
Step 1:root identity into MySQL, create two databases
CREATE DATABASE Nova_api;
CREATE DATABASE Nova;
Step 2: Still in the database, create a Nova user
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