March 2023

You create database reports with the help of SQL, or Structured Query Language. SQL is the programming language used to talk to databases. A SQL query is an expression, similar to an English sentence, that defines the set of data to be retrieved from the database. You can think of a SQL query as a…

Since the objects that she created is of no longer use, write a commmand to remove this user and all her objects. Ordering this data set in a descending (DESC) order places the candidates with the largest number of contributions at the top of the list. This example shows two columns selected from the “student”…