Database Primary Key: A primary key is a combination of one or more column values in a table that make a row of data unique within a database table. Identification of primary keys is an important part of entity type identification. Ideally, primary keys should be. stable and.
It depends on their experience, the industry of their clients, what their special â¦ ty is, their location, etc., etc.According to the U.S. Department of Labor, the 2002 median annual earnings of salaried computer programmers was $60,290.
How much does a Computer Science Engineer make? The national average salary for a Computer Science Engineer is $83,458 in United States. Filter by location to see Computer Science Engineer salaries in your area. Salary estimates are based on salaries submitted anonymously to Glassdoor by Computer Science Engineer employees.