When you use MySQL to query a database, you have the ability to view results from that query on your screen or send them to a text file. If you insert tab characters into the output data stream, you ...

Excel possesses formidable database powers. Creating a relational database starts with a Master table that links it to subordinates, called (awkwardly) Slave, Child, or Detail tables. Before we dive ...

Overview Excel remains a core tool for data analysts, and a small set of functions can handle most tasks related to lookups, ...