It removes the catalog entries for the database and deletes the directory containing the data. The DROP DATABASE statement tells PostgreSQL to delete the specified database. So the short answer is there is 1 active connection opened to target db, so it cannot delete the selected database until the active connection is … In this tutorial, we will learn how to create & delete databases in PostgreSQL with various options. To create a new PostgreSQL database, use CREATE DATABASE statement as shown below. Use psql -U -c "drop database protodb" (without database name) – user May 23 '14 at 12:36 3 This will restart postgres and disconnect everyone: sudo service postgresql restart Then do a: dropdb -h localhost -p 5432 -U "youruser" "testdb" Notice the "" to make sure special characters go in without a hitch. The dropdb command allows you to delete database remotely. dropdb is a wrapper around the SQL command DROP DATABASE. Create PostgreSQL Database using SQL Shell. Also, it cannot be executed while you or anyone else are connected to the target database. Regex pattern: ^[-\w\._\(\)]+$ PostgreSQL Drop Database PgAdmin (GUI) Step 1) Right Click on database "guru99" and click "Delete/Drop." You can use WHERE clause with DELETE query to delete the selected rows. There is also a command line wrapper for this same task: dropdb -U postgres database_name. dropdb — remove a PostgreSQL database; dropdb destroys an existing PostgreSQL database. PostgreSQL drop database statement is used to drop the database, we can drop the unwanted database from the server using drop database command in PostgreSQL. This can be done with query as below PostgreSQL 9.2 and above: To delete these multiple users, we run the following command. – unom Jun 26 '14 at 6:11 Database is deleted. The user is successfully deleted from PostgreSQL database. The name is case insensitive. Example – Delete multiple Users. So to delete the selected database first we need to close all existing connections to the selected database. The PostgreSQL DELETE Query is used to delete the existing records from a table. The basic syntax of DELETE query with WHERE clause is as follows − DELETE FROM table_name WHERE [condition]; In this example, we are going to drop users lini, kiku and jobin. psql -U postgres -c ‘drop database database_name’ If the database exists, it won’t anymore. Step 2) Click OK on the confirmation pop-up . Consider a PostgreSQL where there are four users as shown in the following. dropdb command. The user who executes this command must be a database superuser or the owner of the database. It can only be executed by the database owner. path: True string The name of the resource group. Otherwise, all the records would be deleted. But, the user must be the owner of the database in order to delete that database. You can also create using pgAdmin UI. 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