Join Adam Wilbert for an in-depth discussion in this video Uniting tables, part of Access 2010: Queries in Depth.
The Union query is a special type of query within Access and it's used to…combine two different data tables with the same structure.…Let's open up our Chapter 8 custom group and we'll open up our Employees table.…This table houses all the information about our in-company employees.…We can see that we have 200 employees represented in this table.…The FieldReps table has information about our contracted field representatives.…If I open up that, you'll see that it has an identical structure to…the Employees table.…
We have a total of 100 field representatives.…We can use a Union query to take the 100 field reps and the 200 employees and…merge them together in a single query record set.…Let's go ahead and close both of these tables and we'll see how that's done.…I'll go into the Create tab and I'll create a new query in Design view.…I'll go ahead and select my Employees table and say Close.…Now I want to select all of my employees from this table and I can use this…shortcut by double-clicking on the asterisk to choose all of these fields.…
- 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
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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