Question: String Comparison
Explore how to create SQL queries that filter employee names based on specific string conditions. Learn to identify employees with names containing either the letters J or H, but not both, using logical operators and string functions. This lesson helps you understand practical string comparison techniques essential for handling complex data scenarios in SQL interviews.
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Question
We have a database for a company that manages information about its employees, the product categories they handle, the products within those categories, and the sales made. The Employees table stores unique identifiers (EID), employee names, and ages. The ...