write a paragraph or two sharing your observations about what has prompted using database indexes or any other optimizations techniques you want to discuss. If you have used a source not listed below, please share a link to that resource with the rest of the class.

When optimizing your database for better and faster performance, and index is commonly used. A database index is a data structure that improves the speed of data retrieval operations on a database table at the cost of additional writes and storage space to maintain the index data structure.