SQL Cheat Sheet: What is SQL, SQL Commands, and SQL Injection
Using Structured Query Language (SQL) can seem complicated at first, but further, it will become...
SQL JOINs Tutorial with Examples
In this article, we are going to takes a close look at SQL Server JOINs. We will review all supported SQL Server JOIN types with syntax,...
Drop Temp Table in SQL Server and PostgreSQL
This article explains different ways to drop the temp table in SQL Server and PostgreSQL. As the name suggests, temporary tables are used...
How to Use SQL Server T-SQL Function SUM: 5 Use Cases
The T-SQL SUM function is one of the fundamental functions. Its purpose is to calculate the sum of...
Is SQL DISTINCT Good for Removing Duplicates in Results?
Is SQL DISTINCT good (or bad) when you need to remove duplicates in results? Some say it’s good and add DISTINCT when...
SQL OR Statement: The Basics
Now and then, you need to create a complex SQL query using multiple statements together. While these query types can be tedious to create,...
How to Use SQL SUM Function
SQL is a powerful and widely-used programming language for data storage, retrieval, and...
How to Use REPLACE in SQL
When querying data with SQL, the need to manipulate string-based results is very common. There are many options across the major relational...
SQL BETWEEN-Smart Tips to Scan for a Range of Values
SQL BETWEEN is an operator used to specify a range of values to test. The returned value can be inclusive or within the range. Or it can be...
SQL ORDER BY: The 5 Do’s and Don’ts to Sort Data Like a Pro
Ugly. That’s what unsorted data looks like. We make data easy for the eyes by sorting them. And...
