layout: global title: DROP DATABASE displayTitle: DROP DATABASE license: | Licensed to the Apache Software Foundation (ASF) under one or more contributor license agreements. See the NOTICE file distributed with this work for additional information regarding copyright ownership. The ASF licenses this file to You under the Apache License, Version 2.0 (the “License”); you may not use this file except in compliance with the License. You may obtain a copy of the License at

 http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an “AS IS” BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.

Description

Drop a database and delete the directory associated with the database from the file system. An exception will be thrown if the database does not exist in the system.

Syntax

{% highlight sql %} DROP ( DATABASE | SCHEMA ) [ IF EXISTS ] dbname [ RESTRICT | CASCADE ] {% endhighlight %}

Parameters

Example

{% highlight sql %} -- Create inventory_db Database CREATE DATABASE inventory_db COMMENT ‘This database is used to maintain Inventory’;

-- Drop the database and it's tables DROP DATABASE inventory_db CASCADE; +---------+ | Result | +---------+ +---------+

-- Drop the database using IF EXISTS DROP DATABASE IF EXISTS inventory_db CASCADE; +---------+ | Result | +---------+ +---------+

{% endhighlight %}

Related statements