Hour 7. Introduction to the Database Query
In this seventh hour, you learn about database queries, which involve the use of the SELECT statement. The SELECT statement is probably the most frequently used of all SQL commands after a database's establishment.
The highlights of this hour include
What a database query is
How to use the SELECT statement
Adding conditions to queries using the WHERE clause
Using column aliases
Selecting data from another user's table
Get Sams Teach Yourself SQL in 24 Hours, Second Edition now with the O’Reilly learning platform.
O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.
