• Create BookmarkCreate Bookmark
  • Create Note or TagCreate Note or Tag
  • PrintPrint
Share this Page URL
Help

Chapter 23. SQL Primer > Expressions

Expressions

If you are the least bit familiar with programming languages, you know that expressions are anything that, when calculated, result in a value. For instance, 1 + 1 = 2 is an example of an expression. Expressions in SQL work similarly. Consider the following data from the customers table:

CustomerIDFirstNameLastName
1ZakRuvalcaba
2DavidLevinson
3MatthewPizzi
4JessicaRuvalcaba



PREVIEW

                                                                          

Not a subscriber?

Start A Free Trial


  
  • Creative Edge
  • Create BookmarkCreate Bookmark
  • Create Note or TagCreate Note or Tag
  • PrintPrint