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.
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SQL Create Database
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.
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.
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';
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 <database_name>
Example for creating a database
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.
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.
The database is created successfully in SQL Server using SQL Server Management Studio.