Seventh article: Python3 connection MySQL Connection database considerationsBe aware of the following before you proceed with this article:
You have a MySQL database and have started.
You have a user name and password that you can
One, connect MySQLFormat: mysql-h host address-u user name-P user Password1. Connect to MySQL on this machine.First open the DOS window, then enter the directory Mysql\bin, and then type the command Mysql-u root-p, enter after the prompt you to lose
1. Export the entire databaseMysqldump-u user name-p database name > exported file nameMysqldump-u dbuser-p dbname > Dbname.sql2. Export a tableMysqldump-u user name-P database name Table name > exported file nameMysqldump-u dbuser-p dbname users>
One, connect MySQLFormat: mysql-h host address-u user name-P user Password1. Connect to MySQL on this machine.First open the DOS window, then enter the directory Mysql\bin, and then type the command Mysql-u root-p, enter after the prompt you to lose
Under Window1. Export the entire databaseMysqldump-u user name-p database name > exported file nameMysqldump-u dbuser-p dbname > Dbname.sql2. Export a tableMysqldump-u user name-P database name Table name > exported file nameMysqldump-u dbuser-p
One, connect MySQLFormat: mysql-h host address-u user name-P user Password1. Connect to MySQL on this machine.First open the DOS window, then enter the directory Mysql\bin, and then type the command Mysql-u root-p, enter after the prompt you to lose
first, the MySQL database daily operation. 1. Start Mysql:/etc/init.d/mysql Start (the installation path in front of MySQL)2. Restart MySQL:/etc/init.d/mysql restart (the installation path in front of MySQL)3. Turn off MySQL:/etc/init.d/mysql stop
MySQL master-Slave synchronization # One: MySQL database master and slaveThere is a discrepancy between MySQL database 5.5 and the previous version of the 5.5 database, which is for configuration after database 5.5.1. Main library edit my.cnf
First, connect MySQL.Format: mysql-h host address-u user name-P user Password1. Example 1: Connect to MySQL on this machine.First open the DOS window, and then enter the directory Mysqlbin, and then type the command mysql-uroot-p, enter after the
One, connect MySQLFormat: mysql-h host address-u user name-P user Password1. Connect to MySQL on this machine.First open the DOS window, then enter the directory Mysql\bin, and then type the command Mysql-u root-p, enter after the prompt you to lose
Mysqldump used in MySQL database logical backup1. Various usage instructionsA. The simplest usage:[database name[dump file] The above command backs up the specified database to a dump file (dump file), such as:> Test. DumpThe generated Test.dump
PHP MySQL Database
Classification of databases:Hierarchical database: Text structure similar to XML (HTML)Mesh Database:Relational database:Mainstream database:650) this.width=650; "src="
The following command-line specific usage is as follows: Mysqldump-u username-p password-D is the name of the script in the database name table;1, export the database as DBNAME table structure (where the username is root, the password is DBPASSWD,
Common MySQL operation and maintenance commands
1. Change Password:
Mysqladmin-u root-p password New password
Enter the old password.
2. Export the entire database:
Mysqldump-u username-p Database Name> exported file name
3. Import the database:
Go
1. Connect to MYSQL.
Format: mysql-h host address-u user name-p User Password
1. Connect to MYSQL on the local machine.
First, open the DOS window, enter the mysql \ bin directory, type the mysql-u root-p command, and press enter to prompt you to
Simple mysql database operations required in php. Simple mysql database operations required in php, phpmysql1. database connection 1.1 use the windows command line to connect to the database server. Several DOS commands are not used in php in the
Mysqlmysqldump only exports the table structure or only exports data. For more information, see.
Mysql mysqldump only exports the table structure or only exports data. For more information, see.
Mysql mysqldump only exports the table structure and
The following articles mainly introduce the actual operations of MySQL commands frequently used in MySQL databases, including how to correctly connect to the MySQL database on the local machine and how to change the password correctly, the following
When we manually copy the entire database and specify a new dbname for the database by recreating the control file, we cannot assign a new dbid to the database. for the above problems, we can use the nid command to allocate
When we manually copy the
Editor: Like our server, we usually use tools to program logs by 1 MB. If you are not bothered, see the manual method: 1: Delete LOG1: detach Database Enterprise Manager-server-database-right-click-Detach database 2: delete LOG file 3: attach
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