Query language with standardized syntax (Standard) common to most DBMS software operating relational databases. SQL statements are written in a similar way to English.
Syntax examples: Alter table table1 by adding a column named column5 with integers
ALTER TABLE table1 ADD COLUMN colonne5 INTEGER NULL;
Select in the table employee name and employee service with the trainee status and in resulting table order the names alphabetically:
SELECT nom, service FROM employe W_HERE statut = 'stagiaire' ORDER BY nom;