CASE statement in SQL

SQL Operators - How to Use Them to Query Your Databases

IF THEN logic with CASE - SQL Video Tutorial | LinkedIn Learning, formerly Lynda.com

Querying data using the SQL Case statement

Letter case-sensitivity in DAX, Power BI and Analysis Services - SQLBI

SQL Server Data Types Handling Errors

Using a SQL Server Case Statement for IF/Else Logic

SQL IF Statement for Conditional Logic

IF-THEN logic in SELECT and WHERE with CASE expressions in Oracle SQL