SQL Create Database

The start of data storage is from the creation of a database. As the name suggests database is a base for data. A database typically contains different tables based on the necessity of data storage.

In this section, we will see how different databases provides the feature of creating a database. So let’s start with the following set of databases.

PostgreSQL
MySQL
SQLServer

We will try to understand database creation in each of the above mentioned DBs one by one.

PostgreSQL Create Database

PostgreSQL is a powerful, open source object-relational database system with over 30 years of active development that has earned it a strong reputation for reliability, feature robustness, and performance.

In order to create a database in PostgreSQL, you must have either superuser privileges or you should have CREATEDB privilege.

Below mentioned are the steps to create a database using PgAdmin (GUI for PostgreSQL).

Login into server and right click on the PostgreSQL. Select create-> database
A pop-up will appear where you can provide the details about the database. Example:- DB name, etc.
Click on save and the new database will be created.

Please find below the images to explain the above steps.

PostgreSQL: Right Click Create Database

PostgreSQL_Create_DB_popup

PostgreSQL: Create DB popup

The same database can also be created using SQL command. Please find below the command for the same.

CREATE DATABASE "TestDB"
    WITH
    OWNER = postgres
    ENCODING = 'UTF8';

CREATE DATABASE "TestDB"

WITH

OWNER = postgres

ENCODING = 'UTF8';

MySQL Create Database

MySQL is the world’s most popular open source database. We will try to understand how to create a database in MySQL using SQL command.

Syntax for Create Database:


CREATE DATABASE &lt;database_name&gt;

CREATE DATABASE <database_name>

Example for creating a database


CREATE DATABASE TestDB;

CREATE DATABASE TestDB;

Also for Unix, database names are case-sensitive so please make sure that appropriate case is used.

We can use show databases; to check if the database has been created successfully or not.

MySQL Create Database

SQL Server Create Database

In SQL Server 2017, creating a database is as simple as running a script. SQL Server Management Studio provides a GUI database management tool, by just clicking and pointing on the GUI we can create a database.

Launch a server
Connect to the SQL server, provide valid Authentication.
Right Click on Database and click on New Database.
PopUp will appear. Enter the name of the database and click on OK.
The newly created DB will appear in the Object Explorer.

SQLServer Create Database

SQLServer CreateDB Successful

The database is created successfully in SQL Server using SQL Server Management Studio.

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SQL Create Database – PostgreSQL, MySQL, SQL Server With Examples

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