How To
Understanding a SQL Schema
The article describes the basics of a database schema, the advantages of using schemas, and covers how to create, modify, and delete them in a SQL Server database.
PostgreSQL ADD COLUMN Statement to Add One or Multiple Columns To a Table
If you have been looking for a tutorial on the ALTER TABLE command in Postgres, your search ends here. This statement changes the definition...
How to Create New Oracle Database in 4 Different Ways
There are several approaches to creating a new database in Oracle that include GUI tools, Oracle syntax, and database migration. This article will...
Relationships in SQL – Complete Guide With Examples
In this article, we are about to take a close look at the SQL Server relations, including one-to-one, many-to-many, and many-to-one relations, and get...
Customized Hash Function Python Generator
In this article, we will show how you can take more control over the data in your database by using a custom hash function...
How to Create a New Database in PostgreSQL
In this article, we are going to describe different ways to create a PostgreSQL database from scratch. Here, you will find a tutorial...
How to Download and Install PostgreSQL Database on Windows
In this article, we will focus on starting a PostgreSQL server on your PC. Here, you will find a simple step-by-step PostgreSQL tutorial for...
How to ADD, RENAME, MODIFY, and DROP Column, using the ALTER TABLE Statement in Oracle
In this article, we are going to talk about the ALTER TABLE statement and different ways to use it in Oracle. The syntax provided...
How to Connect to MySQL Server Databases Remotely
Distributed environment is hardly a new notion in the world of software. For one, you no longer need to host MySQL servers and databases...
How to Rename a Table in Oracle: the Ultimate Guide
Renaming is not an uncommon operation when it comes to database tables. You might want to assign a more meaningful name to a table....
