while I'm not as strongly against the above example code as the others, specifically because you did call it out as pseudocode and it is for illustrative purposes only, perhaps all of the above comments could be addressed by replacing your query = ... lines with simple query = // Insert case-sensitive/insensitive search here comments as that keeps the conversation away from the SQL injection topic and focuses on what you're trying to show. In other words, keep it on the logic, not the implementation. It will silence the critics.