![]() ![]() In various scenarios, you will need to display a field that is a combination of other fields.įirst name to a last name fields in order to create a full name field, or, to calculate an employee’s weekly salary, you may need to retrieve the value of a Salary field and multiply it with the value of a total number of hours worked in a week. Objects (forms and reports), so those objects can implement their own functionality without worrying about displaying empty or insignificant fields. The data fields we have used so far were created in tables and then made available to other In the same way, if the words NULL, Null, and null are used in an expression, they represent the same thing. Based on this, the words TRUE, True and true, as related to Microsoft Access, represent the same word. Is the same word, represents the same thing. Therefore,Īny word we are going to use that involves a field, its name, and new words we will introduce in this section, whether written in uppercase, lowercase or a mix, as long as it Neither Microsoft Access nor Microsoft Visual Basic is case-sensitive. Introduction to Expressions and Operations Microsoft Access - Lesson 13: Introduction to Data Expressions ![]()
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