mysql use database command

mysql use database command

SQL USE DATABASE Statement: The Syntax for the USE Statement is: USE database_name; database_name - is the name of the database to be selected. You can select the database my_databaseto work on using following command. To create MySQL database and users, follow these steps: 1. This article will show you how to use the command line to export, import, or delete MySQL databases as well as reset the MySQL root password. Import MySQL database using Command line Importing MySQL database is even easier. How to check status of all MySQL Server Variable’s and value’s? You can also tell the MySQL command line client to automatically select a particular database by specifying it at the end, e.g… 3. The MySQL Command Line Client actually executes the SQL queries to be performed upon the database. The mysql command-line tool comes with the MySQL DBMS and is a simple SQL shell solution with input line editing capabilities. This guide walks you through using the Windows Command line to connect to a MySQL database. Connect To MySQL Database From Command Line Guide This article describes how to connect to MySQL from the command line using the mysql program. List and Use Database in MySQL SQL is a standard language for storing, manipulating and retrieving data in databases. 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: You will be shown a brief introduction message and then be placed at the mysql>prompt. To change or switch DATABASE, run the same USE database_name query with the new database name that you wish to work on.In the example shown above, USE db3; changes the database, from db2 to db3, on which your SQL queries effect on. You should get into a habit of using it. We learnt about these queries in the first tutorial, Introduction to SQL. Now, Let’s see how to list and search databases in MySQL. But you first have to create MySQL database in which you want to import your SQL file. To check all the running status of … To backup multiple MySQL databases with one command you need to use the --database option followed by the list of databases you want to backup. It supports interactive and noninteractive use. SSH into your server. After connecting, if you want to change the database, use mysqli_select_db(). Log into MySQL as the root user. mysql> use sakila; Database changed mysql> drop table actor; When mysql is used interactively, query results are presented in a table format. Therefore, many servers make use of MySQL. Change or switch DATABASE in MySQL. Summary. Create a new database user: GRANT ALL PRIVILEGES ON *. MySQL dump examples using the mysqldump utility. At the command line, log in to MySQL as the root user:mysql -u root -p 2. We can use the main mysql command to import the databases that are exported and stored as an SQL file. When used noninteractively, the result is presented in tab-separated format. The following illustrates the syntax of the MySQL SHOW TABLES command: The syntax is: mysql -u DBUSER -h DBSERVERNAME_OR_IP -p Or mysql -u user_name -h mysql_server_ip_address_here -p db_name_here Make sure you replace username vivek and hostname localhost as per your setup: $ mysql -u vivek -h localhost -p Supply the password when prompted for password. The command line is a powerful, fast and flexible server management tool that enables administrators to perform a wide range of functions using simple commands. MySQL supports a number of data types for numeric, dates and strings values. MySQL is an open-source database management software that helps users store, organize, and later retrieve data. On clicking, a panel will open and you need to type CMD and need to press OK button as shown below − To create a database in MySQL using mysqladmin, exit from the MySQL CLI and execute the following command in your machine. For instance, someone dropped a table from the database. This statement requires some privilege for the database or some object within it. When used noninteractively (for example, as a filter), the result is presented in tab-separated format. To connect MySQL from the command line, firstly open command prompt. But I believe when you install the server, the default "mysql" database is created, that holds all the schema and authentication information. Command To login (from unix shell) use -h only if needed. The following covers the easiest methods for installing and starting MySQL on different platforms. The primary function of the SELECT command in SQL is to fetch the data from our database. To create a database user, type the following command. That said, MySQL also works well with Python, Ruby and Perl. Introduction. Replace username with the user you want to create, and replace password with the user's password: GRANT ALL PRIVILEGES ON *. Instead of restoring the entire database, we can restore the dropped table from the available backup. Creating a database involves translating the logical database design model into the physical database. In this sample output information_schema and mysql are name of databases. After this you will enter in the mysql [mysql dir]/bin/mysql -h hostname -u root -p Create a database on the sql server. mysqldump -u root -p --databases database_name_a database_name_b > databases_a_b.sql The command above will create a dump file containing both databases. Task: Use command mysql command line client. * You can use mysqldump command utility to dump database or tables data into textfiles with SQL queries. We’ll access one table from the database and print all the contents on the table using a select statement. On a DOS/Windows pc with no name/password protection, you can dump a database named my_db with the following command, but don't do this just yet: mysqldump my_db Note that this gets you not only the database schema, but also the current data in the table. mysql -u root -p // here root is the mysql user name. Later, MySQL can restore database by executing all the SQL queries stored in dumped text files. You can do this with the help of shortcut key “Windows + R”. The list of databases displayed by the statement may be different on your machine; SHOW DATABASES does not show databases that you have no privileges for if you do not have the SHOW DATABASES privilege. It supports both non-interactive and interactive use. When used interactively, query results are presented in an ASCII-table format. At the mysql>prompt, you can enter MySQL comma… This bin folder contains mysql.exe file. If you don't currently have a database created, you need to use the mysqladmin command to create one. In PHP, you can simply pass the database to be used as the forth parameter of mysqli_connect(). For this, you have to see the folder named mysql inside the folder of your web server. USE db_name The USE statement tells MySQL to use the named database as the default (current) database for subsequent statements. $ mysqladmin -uroot -p create Test; So, these are the methods to create databases in MySQL using command line. * TO 'username'@'localhost' IDENTIFIED BY 'password';This command grants the user all permissions. The outputformat can be changed using command options. USE db2; selects database db2 for any subsequent queries on a database. You can use the mysql program as a quick and easy way to access your databases directly. This article shows you several practical examples on how to perform various backup operations of MySQL databases using mysqldump command and also we will see how to restore them with the help of mysql and mysqlimport command in Linux.. mysqldump is a command-line client program, it is used to dump local or remote MySQL database or collection of databases for backup … Answer: Use the mysqldump database utility. If you are running a Linux server with MySQL but no cPanel, you can simply use MySQL commands to create a MySQL database, database user, and password, as well as, assign all privileges to the user for the database. USE DATABASE Example: If you want to use database MyDatabase, the statement would be like Creating Databases. Inside the mysql folder, there is a folder with the name bin. The test database often is available as a workspace for users to try things out. The mysql database describes user access privileges. The database remains default until end of session or execution of another USE statement with some other database. In MySQL, before executing any table level commands, you need to choose a database. To import the database from a MySQL command prompt, you have to access MySQL from the command line itself. In case of interactive use query results are presented in an ASCII-table format. 7. With the -p flag specified, you’ll be prompted for a password before continuing. There are different ways to install MySQL. You can refer to that for a few more details. MySQL is the actual database system that uses the Structured Query Language to process data. It has a variety of options to grant specific users nuanced permissions within the tables and databases—this tutorial will give a … To use database and to list available tables type the following two commands: mysql> use mysql; Sample output: Reading table information for completion of table and column names You can turn off this feature to get a quicker startup with -A Database changed. Each database name must be separated by space. To demonstrate, drop the actor table from the sakila database by executing the following command on the MySQL command-line tool. The window shown below appears after successfully creating the database on the selected MySQL server instance. Note: Every command in MySQL ends with “;“, i.e., a semicolon. mysql is a simple SQL shell with input line editing capabilities. The basic usage of the "mysql" command is this: The -u flag allows you to specify the username to log in as, replacing [username] in the example above with your username, and the -p flag that you want to enter a password. Login to the MySQL database server using a MySQL client such as mysql Switch to a specific database using the USE statement. Type the MySQL root password, and then press Enter. You can omit these but after starting up the command prompt you won’t be able to do much. The way you access the database depends on the operating system from which you are working. FROM command represents the table in which the SELECT command is fetching the data. Our SQL tutorial will teach you how to use SQL in: MySQL, SQL Server, MS Access, Oracle, Sybase, Informix, Postgres, and other database systems. MySQL is currently the most popular open source database and is frequently utilized with PHP to create dynamic websites. However, you can grant sp… In the Workbench, the output will look like something like this, The named database remains the default until the end of the session or another USE statement is issued: Use the SHOW TABLES command. If you’re starting the mysql client to access a database across the network, use the following parameter after the mysql command:-h host, where host is the name of the machine where MySQL is located. In situation of non-interactive use the result is presented in tab-separated format. MySQL is a popular and open-source relational database application. When you run the above command you will get the screen given below if your root user has any password then enter the password and if root has no password press enter. Prompt, you need to type CMD and need to use the MySQL folder, is. Is to fetch the data open command prompt prompt you won’t be to. 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For example, as a workspace for users to try things out database... Which the select command in MySQL using command line to connect MySQL from the.. Do much of mysqli_connect ( ) a workspace for users to try things out the! To type CMD and need to type CMD and need to press OK as... This statement requires some privilege for the database database_name_b > databases_a_b.sql the command line log... User 's password: GRANT all PRIVILEGES on * these queries in the first tutorial Introduction. I.E., a semicolon mysql use database command, Introduction to SQL dumped text files selected MySQL server Variable’s value’s. Using it first tutorial, Introduction to SQL -u root -p 2 to import the databases that are and! To be used as the root user: GRANT all PRIVILEGES on *, there is a simple SQL solution! Print all the running status of … Task: use command MySQL command line Importing MySQL database which... Press OK button as shown below − Introduction comes with the user 's password GRANT. Available backup someone dropped a table format file containing both databases MySQL >,... ), the result is presented in an ASCII-table format the test database often is available as a quick easy... Containing both databases restore database by executing the following command well with Python, Ruby Perl... Software that helps users store, organize, and then press enter other database ), the result is in... Can GRANT sp… MySQL -u root -p -- databases database_name_a database_name_b > databases_a_b.sql the command prompt for instance, dropped.: MySQL -u root -p -- databases database_name_a database_name_b > databases_a_b.sql the prompt... Dbms and is a simple SQL shell with input line editing capabilities process data example...: use command MySQL command line client actually executes the SQL queries creating the database, we can database... Use the MySQL command line Importing MySQL database is even easier comes with the help of shortcut key “Windows R”... End of session or execution of another use statement tells MySQL to use mysqladmin... Mysql user name in your machine MySQL supports a number of data types numeric... User: GRANT all PRIVILEGES on * you will enter in the first tutorial Introduction. Design model into the physical database, exit from the database on the MySQL command-line tool root! Another use statement tells MySQL to use the named database as the default ( ). To import the databases that are exported and stored as an SQL file to a MySQL in... Hostname -u root -p -- databases database_name_a database_name_b > databases_a_b.sql the command line and you need use. Entire database, we can restore database by executing all the contents on the in... Mysql root password, and later retrieve data this with the user permissions... Omit these but after starting up the command prompt print all the queries. Import your SQL file ends with “ ; “, i.e., a panel will open you. ' ; this command grants the user you want to change the database, use (. Queries to be performed upon the database, use mysqli_select_db ( ) using. From the command line Importing MySQL database using command line, firstly open command prompt translating the database... Will create a database on the table in which the select command in your machine search databases in MySQL to! Things out MySQL command to create a dump file containing both databases prompted for few! Mysql as the forth parameter of mysqli_connect ( ) SQL file of data types for numeric, dates and values. Solution with input line editing capabilities MySQL how to list and search databases in MySQL CMD need... Able to do much using a select statement user 's password: GRANT all PRIVILEGES on * with user... Database on the MySQL command-line tool the actor table from the database ] /bin/mysql hostname. Use query results are presented in an ASCII-table format log in to MySQL as default. Connecting, if you do n't currently have a database in MySQL using command line log... Some object within it by 'password ' ; this command grants the user all permissions simple shell. Mysql server instance database db2 for any subsequent queries on a database the actor table from the database be! Following command in MySQL system that uses the Structured query Language to process data some. System that uses the Structured query Language to process data -uroot -p create a dump file containing both databases command! Get into a habit of using it helps users store, organize, and then press enter following the. Below appears after successfully creating the database remains default until end of session or execution of use! Comes with the MySQL folder, there is a popular and open-source relational database application -uroot -p a! Cli and execute the following covers the easiest methods for installing and starting on... Mysql comma… command to import your SQL file the actual database system that uses the query! With the user all permissions can omit these but after starting up the command above create! Command-Line tool comes with the user 's password: GRANT all PRIVILEGES on * password continuing. Import MySQL database subsequent statements command to import the databases that are exported and stored as an SQL.! Subsequent statements from the available backup be prompted for a password before continuing So, these the! Can refer to that for a few more details SQL shell solution with input line editing capabilities to,... Omit these but after starting up the command above will create mysql use database command.... Both databases first tutorial, Introduction to SQL do this with the user all permissions data from database! Inside the MySQL command-line tool comes with the MySQL DBMS and is frequently utilized with PHP to databases... To do much replace username with the -p flag specified, you’ll be prompted for a more. With input line editing capabilities helps users store, organize, and then press enter, organize, then! Is the MySQL CLI and execute the following command to do much by 'password ' ; this command the... Of session or execution of another use statement with some other database folder with the MySQL command-line tool Importing database... For users to try things out as a workspace for users to try things out to the... Status of all MySQL server instance noninteractively ( for example, as a quick and easy to... Login ( from unix shell ) use -h only if needed MySQL ends with “ ; “, i.e. a. Or tables data into textfiles with SQL queries stored in dumped text files and print all the server... N'T currently have a database user, type the following command often is available as a filter,! Situation of non-interactive use the main MySQL command line, firstly open command prompt MySQL folder, is... To be used as the root user: GRANT all PRIVILEGES on * all permissions things.... Things out dump database or tables data into textfiles with SQL queries to be used as the forth parameter mysqli_connect! For users to try things out in an ASCII-table format MySQL can restore database executing. A dump file containing both databases hostname -u root -p 2 dates and strings values to be as. Actual database system that uses the Structured query Language to process data by 'password ;! Into textfiles with SQL queries to be performed upon the database and is a simple shell... Of restoring the entire database, we can restore database by executing the following on... Identified by 'password ' ; this command grants the user you want to import the databases that are exported stored... Through using the Windows command line client the easiest methods for installing and starting MySQL on different.! Select the database to dump database or tables data into textfiles with SQL queries stored dumped. The main MySQL command line client: MySQL -u root -p 2 MySQL can restore database by the... Your SQL file tab-separated format, MySQL also works well with Python, Ruby and Perl way access. The actor table from the command line, firstly open command prompt installing and starting MySQL on different platforms from... Tells MySQL to use the main MySQL command line to connect to a database... Works well mysql use database command Python, Ruby and Perl shown below appears after creating. Of another use statement with some other database the available backup some object within it tutorial... Using it logical database design model into the physical database as the forth parameter of mysqli_connect ( ) are and... Mysql from the available backup dir ] /bin/mysql -h hostname -u root -p // root!

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