Create DB - (PostgreSQL Database)

A database is an essential part of many applications. In PostgreSQL, you can create a new database using the CREATE DATABASE command. In this tutorial, we'll discuss the syntax, example, output, explanation, use, important points, and summary of the CREATE DATABASE command in PostgreSQL.

Syntax

CREATE DATABASE database_name;

Example

Let's create a new database named mydb using the CREATE DATABASE command:

CREATE DATABASE mydb;

Output

If the CREATE DATABASE command is successful, PostgreSQL will output:

CREATE DATABASE

Explanation

In the example above, we created a new database named mydb. The CREATE DATABASE command creates a new database with the specified name.

Use

The CREATE DATABASE command is used to create a new database in PostgreSQL. You can use this command to create a new database for your application, project, or any other purpose.

Important points

• To create a new database, you must have the CREATEDB privilege or be a superuser.
• The name of the database must be unique within the PostgreSQL server.
• You can specify additional options when creating a database like encoding, collation, template, etc.
• When creating a database, PostgreSQL creates a new schema named public within the new database.
• If you create a database with the same name as an existing database, the existing database will be replaced.

Summary

In this tutorial, we discussed the CREATE DATABASE command in PostgreSQL. This command is used to create a new database in PostgreSQL. We covered the syntax, example, output, explanation, use, and important points of the CREATE DATABASE command. With this knowledge, you can now create a new database for your PostgreSQL application or project.