If the name is unambiguous, mysql completes it. To complete a name, enter the first part and press Tab. That causes mysql to start faster, but you must issue the rehash command if you want to use name completion.
Use -disable-auto-rehash to disable rehashing. This option is on by default, which enables database, table, and column name completion. Mysql supports the following options, which can be specified on the command line or in the and groups of an option file.
MYSQL DOWNLOAD DATABASE COMMAND HOW TO
and after prompting you for your password, mysql would execute the commands in mysqlscript.txt on the database db_name, writing the output to the file output.txt.įor an in-depth description of how to install MySQL on your system, and an overview of the basic interactive usage of mysql, see an introduction to MySQL. For instance, if you have a text file named mysqlscript.txt containing MySQL commands, one per line, you could use this command: mysql -u username -p db_name output.txt Instead of using mysql interactively, you can execute MySQL statements from a script file. To end your mysql session and return to the shell prompt, use the command: mysql> QUIT Running MySQL commands from a batch script to display the mathematical product of 2 and 21. to begin using the database named dbname, or: mysql> SELECT 21 * 2 AS meaning_of_life To list the databases which exist, or: mysql> USE dbname You are shown a brief introduction message and then placed at the mysql> prompt.Īt the mysql> prompt, enter MySQL commands, such as: mysql> SHOW DATABASES
MYSQL DOWNLOAD DATABASE COMMAND PASSWORD
The simplest way to invoke mysql is to specify your MySQL username with the -u option, and to tell mysql to prompt you for your password with -p: mysql -u username -p The output format can be changed using command options. When used non-interactively, the result is presented in tab-separated format. sql.When mysql is used interactively, query results are presented in a table format. If the file was compressed, uncompressed it first. Restore database dump file mysql -u -p <.
Once again on the Linux command line prompt. create database Ĭreate a user for that database, it is actually not needed, but it is a good security measure. The field in this case will usually be root. Using the dump file, it is possible to restore the database with all its tables to a new MySQL server. This is very useful to move your databases from one server to another. This will dump all databases to a single file, and you can use that file to restore all databases at once. You can use the same options as with the single database to compress the mysqldump command output.īackup of all databases mysqldump -u -p –all-databases >. You can backup more than one database at the same time. You can usually upload gz, and bz2 files directly to a database using PHPMyAdmin, so is a good idea to have the outpud compressed. sql.gzīackup a single database to a bz2 compressed sql file. sqlīackup a single database to a gzipped version of the sql file mysqldump -u -p | gzip >. You have the password or MySQL's root user, or another user's password with access to the databaseīackup a single database to a plain text file, containing the sql commands to restore the tables and their data mysqldump -u -p >.You have access to a Unix-like terminal.MySQL Backup and Restore from Command Line
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