Introduction to MySQL operation (IV) -- data sorting (ascending, descending, and multi field sorting)

It is known that emp The contents of the table are

1. Ascending sort

grammar ：select Field name 1, Field name 2, Field name 3 from Table name （where Conditions ）order by （ Field ）;

give an example ： Sort wages in ascending order

You can also arrange strings in ascending order , The order is according to the first letter , from a-z Sort ：

order by Of