Join Adam Wilbert for an in-depth discussion in this video Introducing the conditional IIf function, part of Access 2010: Queries in Depth.
In this chapter, we're going to take a look at creating a new function called a…conditional statement.…Conditional statements are one of my favorite features of Access queries.…They allow you to create an automated decision-making process.…They're very flexible and very powerful and they can automate some complex tasks…in a short amount of time.…So let's dig in to see what this is all about.…A conditional statement is an if-then statement.…In Access, we will use the IIf function and yes, there are two I's there.…That's not a typo.…The first I stands for immediate, meaning that this is a function that runs…inside of an SQL statement.…
This is so Access can distinguish between this function and the Visual Basic If routine.…The IIf function has a specific syntax that must be followed.…There are three required arguments.…The expression to evaluate, the piece to return if true, and a piece to return if false.…The first part of our condition is the expression.…Any mathematical expression that evaluates to true or false will work.…
- Naming conventions and best practices
- Working with joins
- Using comparison operators
- Defining criteria for select queries
- Creating parameter queries
- Creating calculated fields
- Working with dates and times
- Using the Expression Builder
- Creating conditional statements
- Making, deleting and appending records
- Building reports
Skill Level Intermediate
Access 2010 Power Shortcutswith Alicia Katz Pollock3h 43m Intermediate
1. Creating Queries in Access
2. Creating Simple Select Queries
3. Creating Parameter Queries
Creating a combo box4m 30s
4. Applying Aggregate Calculations (aka Totals Queries)
5. Working with Dates in Queries
6. Understanding Conditional Statements
7. Linking It All Together
8. Alternative Query Types
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