Issue: Navicat for MySQL error when opening link: 2005-unknown mysql server host ' localhost ' (0)?When using Navicat to connect to MySQL database: MySQL error 2005-unknown mysql server host ' localhost ' (0) error;When checking the connection
Today in the outside open navicat for MySQL, how can not even on their own local database, has been shown 2005-unknown MySQL server host ' localhost ' (0):The error code means that the host localhost cannot be connected. May be caused by the lack of
Original article :? Blog. csdn. netsongxixiarticledetails8737555 now the company is copying data from a server. Now we know that you need to install multiple mysql services. Now, under the existing single-instance database, different ports are
Role of the master and slave:
1. It can be used as a backup method.
2. read/write splitting to relieve the pressure on a database
MySQL master-slave backup principle:
Mysql master-slave replication requires at least two Mysql services. Of course,
Detailed steps for implementing mysql hot backup in linux (mysql master-slave replication) bitsCN.com
Role of the master and slave:
1. it can be used as a backup method.
2. read/write splitting to relieve the pressure on a database
MySQL
One, Can ' t connect to MySQL server on ' localhost ' (10061)?Translator: Can't connect to MySQL on localhost? Analysis: This indicates that the "localhost" computer is present, but the MySQL service is not available on this machine. Need to start
Applications (such as PHP) execute MYSQL statements in batches for a long time. Execute an SQL statement, but the SQL statement is too large or the statement contains BLOB or longblob fields. For example, processing image data. MySQL server has gone
Application
Program (Such as PHP) execute MySQL statements in batches for a long time. Execute an SQL statement, but the SQL statement is too large or the statement contains blob or longblob fields. For example, processing image data. MySQL server
Applications (such as PHP) execute MySQL statements in batches for a long time. Execute an SQL statement, but the SQL statement is too large or the statement contains blob or longblob fields. For example, processing image data. MySQL server has gone
One, Can ' t connect to MySQL server on ' localhost ' (10061)Translation: Cannot connect to MySQL on localhostAnalysis: This indicates that the "localhost" computer is present, but the MySQL service is not available on this machine.Need to start the
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