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Home > Courses > Access > Expert > X29 > X29 Outline < X28 Outline | X30 Outline >
Access Expert 29

01. Aggregate Functions (12:56)
Sum, Avg, Count, Max, Min, First, Last
Will cover StDev Later
Will cover Variance Later
Use in a Form Footer
Use in an Aggregate Query
Use Aggregate as Query Criteria

02. Domain Aggregate Functions (17:53)
DLookup, DSum, DCount, DAvg
DMax, DMin, DFirst, DLast
Domains & Criteria
Number, String, Date Criteria
No Criteria
Double Double Quotes for Strings
Largest Autonumber in Table
How Many Records in Table
Criteria on the Current Form
Criteria on Another Form
Concatenation of Criteria
Multiple Criteria
Parentheses in Multiple Criteria

03. Domain Aggregate Examples (18:14)
DLookup Sales Rep Phone Number
DSum Orders From Last 30 Days
System Default Values Table
DCount Orders in Last 30 Days
DMax Show Last Order Placed
DAvg to Show Average Sales
Calculate Average Daily Sales
Forecast Future Sales

04. Create Your Own Counter (26:39)
Creating Editable Counters
Can't put DMAX or MAX in Table Default
Expression Builder List of Functions
Try Using Form Default Value Field
Order Of Evaluation
Before Insert Event
Can't use Max in Macro
Use DMax to Find Largest Current Value
Increment Counter Value
Test Referential Integrity
Cascade Updates for ProductCategoryID
Use NZ for initial seeding
Show DMax VBA Code

05. Running Balances (24:48)
Set up Bank Account Table
Check Register
Deposits are Positive Amounts
Checks are Negative Amounts
Running Sum Property in Report
Running Sum over Group: Month
No Running Sum in Forms
Use DSUM for Running Balance
DSUM Based on the ID
DSUM Based on the Transaction Date

06. Excel VLOOKUP Replacement (14:19)
Student Letter Grade Example
Assign "A" for Grade 90, etc.
DMAX and DLOOKUP Combination
Look up Customer Credit Bracket
Gold, Silver, Bronze, etc.

 

 
 
 

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Page Tag: outline access 01 029  PermaLink  Access Expert 29