clause


Basic SQL Queries. All the operatations that you can do with data follow the CRUD acronym. CRUD stands for the 4 main operations we perform when we query a database: Create, Read, Update, and Delete. We CREATE information in the database, we READ /Retrieve that information from the database, we UPDATE /manipulate it, and if we want we can.



Simple If Examples The IF function checks whether a condition is met, and returns one value if true and another value if false. 1a. For example, take a look at the IF function in cell B2 below. Explanation: if the price is greater than 500, the IF function returns High, else it returns Low. 1b.