Complete SAS Programming Guide - Learn SAS and Become a Data Ninja - SELECT Statement and Columns

The video tutorial covers the use of the SELECT statement in SQL, focusing on the importance of consistency in examples. It explains how columns can be variables, calculated values, or formatted values. The tutorial demonstrates using the SUM function to create calculated values and how to apply the WHERE clause with these values. It also introduces formatted values, showing how to control the display of output in SQL tables.

Why is it important to use consistent examples when building knowledge?

• To avoid confusion and maintain focus

• To make the content more entertaining

• To ensure students memorize examples

• To introduce new concepts frequently

In SQL, what can a column represent?

• Only a calculated value

• A variable, a calculated value, or a formatted value

• Only a variable

• Only a formatted value

What function is used to add two columns in SQL?

• Add

• Sum

• Concat

• Merge

What keyword must be used in the where clause to filter by a calculated value?

• Aggregate

• Calculated

• Filter

• Sum

What happens if a calculated value in SQL is greater than a specified amount?

• It is ignored

• It is deleted

• It is displayed

• It is multiplied

What is the purpose of using formats in SQL?

• To increase query speed

• To control the display of output

• To change the data type

• To reduce data size

Which format would you use to display a number with a dollar sign and commas?

• Number

• Money

• Dollar8.

• Currency