• What a database query is
• How to use the
• Adding conditions to queries using the
• Using column aliases
• Selecting data from another user’s table
In this seventh hour, you learn about database queries, which involve the use of the
SELECT statement. The
SELECT statement is the most frequently used of all SQL commands after a database’s establishment. The
SELECT statement enables you to view data that is stored in the database.
A query is an inquiry into the database using the
SELECT statement. A query is used to extract data from the database in a readable format according to the user’s request. For instance, if you ...