We’ve all done it. We needed to pull data out of an SQL database, and the query we needed to pull out data was a complex query with multiple table joins, complex filter criteria, and sophisticated ...

Using table indexes in databases enables you to find information within the database faster and more efficiently than not using table indexes. The two index types that are commonly used in database ...

Originally, Excel was not designed to be a real database. Its early database functions were limited in quantity and in quality. And because every record in an Excel database is visible on the screen ...

If you are working with Excel spreadsheets or workbooks, juggling multiple tables of data, at some time you might need to combine them into one. Rather than spending hours manually copying and pasting ...

Overview Poor schema planning creates rigid systems that fail under growing data complexityWeak indexing and duplication reduce performance and increase mainten ...