The bug.sql file contains the erroneous SQL code. The bugSolution.sql file provides the corrected code, showing how to properly handle situations where a subquery might return multiple rows.

This repository contains a demonstration of a common error in SQL queries: a subquery returning multiple rows when only one is expected. The bug.sql file shows the problematic query, while bugSolution ...

I'm having a bit of a problem with some SQL. I'm trying to do a match from one table to another. It works perfectly except for the last line. As soon as I add it NOTHING gets updated. I'm using ...

The outer PROC SQL query retrieves data from the view descriptor; the subquery uses a Pass-Through query to retrieve data. This query returns the names of employees who earn less than the average ...