SQL is a widely-used programming language for computer databases in business. Frequently, software developers need to combine different kinds of data, such as integer and character fields, into a ...

This project contains SQL scripts to create and manage a database of books, their characters, and the relationships between these characters. The SQL code includes commands to create these tables, ...

Without proper checks, here are some "null" strings that can enter your database and introduce errors in your applications or data analytics: An empty string. May appear if the application user ...