SQL Server Course for Beginners with 100+ examples - UNIQUE Constraint

The video tutorial explains how to use the SQL count function to determine the number of rows that meet specific criteria. It demonstrates fetching records from an employee table and using the count function with and without conditions, such as counting employees with salaries above a certain amount. The tutorial also covers counting all records in a table using the count function with a wildcard.

Describe the steps to execute a count function in SQL based on the provided text.

What are the columns present in the employee table as mentioned in the text?