Ubiq makes it easy to visualize data in minutes, and monitor in real-time dashboards. So we remove these 2 lines from the above output | grep -v Database | grep -v mysql | grep -v information_schemaįinally, we use gawk command to loop through the filtered list of database names, generate & run MySQL DROP DATABASE commands for each database name in the list. Semicolon is the standard way to separate each SQL statement in. Some database systems require a semicolon at the end of each SQL statement. In this tutorial we will write all SQL keywords in upper-case. SQL is used to insert, search, update, and delete database records. Among them, information_schema is a system database and must not be deleted. SQL is the standard language for dealing with Relational Databases. The list of database names begin from line 2. The first line Database is just a string and not a database name. Will log into MySQL and return a list of databases. Let us look at what each line does mysql -u -p -e "show databases" In the above script, replace the parts in bold with your mysql username and passwordīonus Read : How to Get Records from Today in MySQL Grep -v Database | grep -v mysql | grep -v information_schema | However, if you have many database tables and find it tedious, then here’s a script to drop all databases. So if you want to delete multiple databases in MySQL, you need to run separate DROP DATABASE command for each database. By default, DROP DATABASE command allows you to delete only 1 database at a time. The output shows ‘0 rows affected’ since there are no tables in test4 database.īe careful before you delete multiple databases in MySQL. Next, we use MySQL DROP DATABASE command to delete database in MySQL mysql> drop database test4 We use SHOW DATABASES command to list all the databases available for MySQL user. You can use them to delete database from Ubuntu Linux CLI, and other linux systems. Here’s an example of how to delete database from command line. So you can also use DROP SCHEMA instead of DROP DATABASE. In MySQL, database is also known as SCHEMA. So it is advisable to use the optional argument IF EXISTS If you try to delete a database that does not exist, then MySQL will show an error. In the above command, replace database_name with the database name that you want to delete. On successful execution, MySQL will return the number of tables deleted. Here’s the syntax of MySQL DROP DATABASE command DROP DATABASE database_name We will use MySQL DROP DATABASE query to delete database. Here are the steps to DROP DATABASE in MySQL. You can easily do this using MySQL DROP DATABASE command. See our terms here.Sometimes you may need to delete database in MySQL. And, make sure it is tested for security, privacy, and safety. Production-like test environment first before trying anything on production systems. IMPORTANT: You must thoroughy test any instructions on a Please feel free to use the comments form below if you have any questions or need more explanation on anything. Click on Views tab at the top to list all the views in the database.ĭid this tutorial help a little? How about buy me a cup of coffee?.The right hand pane should change with the list of all tables in the selected database.Click on the database name that you want to select.The list of schemas in the database server will show up in the bottom section on the left.On the left hand side pane (top section), click on Catalogs option.You can also use MySQL administrator tool to find the list of all views/tables in a particular database Steps: SELECT TABLE_NAME FROM information_schema.`TABLES` WHERE TABLE_TYPE LIKE 'BASE TABLE' AND TABLE_SCHEMA LIKE 'database_name' Method3: SELECT TABLE_NAME FROM information_schema.`TABLES` WHERE TABLE_TYPE LIKE 'VIEW' AND TABLE_SCHEMA LIKE 'database_name' You can also list all the views using the SQL below. SHOW FULL TABLES IN database_name WHERE TABLE_TYPE LIKE 'BASE TABLE' Method2: Similarly, you can run the following SQL to get the list of all tables. SHOW FULL TABLES IN database_name WHERE TABLE_TYPE LIKE 'VIEW' To get the list of views in a particular database using MySQL command line interface (mysql), you'll run the SQL below Replace database_name with the actual database name. I am going to show you three different methods to get the lists using GUI and command line tools. You might find it useful to list all the views/tables in a particular database.
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