Creating Conditional Statements in SQL Queries

A Quick Guide to the IF, CASE, and IFNULL Statements

Andrew Udell
Towards Data Science
5 min readDec 6, 2021

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Photo by Campaign Creators on Unsplash

Although SQL isn’t a general-purpose language, it includes conditional statements with a similar structure to other languages. The classic IF and CASE statements permit for the ability to change data on the query-level instead of modifying them in another environment, such as a worksheet or a data…

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