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Creating Queries Expression Exercise- Criteria and Calculated Fields

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Presentation on theme: "Creating Queries Expression Exercise- Criteria and Calculated Fields"— Presentation transcript:

1 Creating Queries Expression Exercise- Criteria and Calculated Fields
Microsoft Access Creating Queries Expression Exercise- Criteria and Calculated Fields

2 Using Northwind.mdb Orders Table

3 PgP MIS 202 Access Overview
1. Create Expression Locate all Ship Names that contain a “q” anywhere in the name field PgP MIS 202 Access Overview

4 PgP MIS 202 Access Overview
Criteria Like "*q*" PgP MIS 202 Access Overview

5 PgP MIS 202 Access Overview
2. Create Expression Locate all Ship Postal Codes beginning with 050 PgP MIS 202 Access Overview

6 PgP MIS 202 Access Overview
Criteria Like “050*” PgP MIS 202 Access Overview

7 PgP MIS 202 Access Overview
3. Create Expression Locate all Freight charges over $100.00, sort results in Descending Order PgP MIS 202 Access Overview

8 PgP MIS 202 Access Overview
Criteria >100 PgP MIS 202 Access Overview

9 PgP MIS 202 Access Overview
4. Create Expression Locate all orders Shipped between 9/1/96 and 9/30/96 Sort Ascending by Shipped Date PgP MIS 202 Access Overview

10 PgP MIS 202 Access Overview
Criteria Between #9/1/96# and #9/30/96# PgP MIS 202 Access Overview

11 PgP MIS 202 Access Overview
5. Create Expression Number of days before today an order shipped Sort Descending PgP MIS 202 Access Overview

12 PgP MIS 202 Access Overview
Calculated field DaysSinceShip: Date()-[ShippedDate] PgP MIS 202 Access Overview

13 Using Northwind.mdb Order Details table

14 PgP MIS 202 Access Overview
Create Expression Locate all orders where Quantity is an odd number Hint: search help (Find tab) for functions that contain the word “remainder” PgP MIS 202 Access Overview

15 PgP MIS 202 Access Overview
Criteria [Quantity] mod 2 <> 0 PgP MIS 202 Access Overview

16 Create Calculated Field
Total discounted amount is greater than $ PgP MIS 202 Access Overview

17 PgP MIS 202 Access Overview
Calculated Field Discounted Amount: UnitPrice * Quantity * Discount With criteria: > 1000 PgP MIS 202 Access Overview

18 Using Northwind.mdb Employees table

19 Create Calculated Field
Determine employee seniority PgP MIS 202 Access Overview

20 PgP MIS 202 Access Overview
Calculated Field Seniority: Date()-[hiredate] Or Years seniority: DateDiff("yyyy",[hiredate],Date()) PgP MIS 202 Access Overview

21 Delivering the data as required-tabular, graphical…
Microsoft Access Form and Report Basics Delivering the data as required-tabular, graphical…

22 PgP MIS 202 Access Overview
Forms Used to maintain (add/delete/edit) the data in underlying tables Finding data using Find dialog box Note available wildcard characters *, ?, [], !, -,# Wizards-show typical layouts AutoFormat, to try different layouts quickly PgP MIS 202 Access Overview

23 PgP MIS 202 Access Overview
Wildcard Characters PgP MIS 202 Access Overview

24 PgP MIS 202 Access Overview
Forms and SubForms Use to show data from related tables Tables have one to many relationship Example, View the many orders for one customer Display lot of data in a small space PgP MIS 202 Access Overview

25 PgP MIS 202 Access Overview
Forms and SubForms Main form can have any number of subforms if you place each subform on the main form. Can nest up to ten levels of subforms. Could have a main form that displays customers, a subform that displays orders, and another subform that displays order details PgP MIS 202 Access Overview

26 Form/SubForms Example
Open Northwind.mdb, Forms, ‘Customer Orders’ PgP MIS 202 Access Overview

27 Form/SubForms Example
Form contains Customers table fields: CompanyName Country This form is linked to subForm ‘Customer Orders Subform1’ PgP MIS 202 Access Overview

28 Form/SubForms Example
Subform1 contains Orders table fields: OrderID RequiredDate This subform is linked to subForm ‘Customer Orders Subform2’ PgP MIS 202 Access Overview

29 Form/SubForms Example
Subform2 contains OrderDetailsExtended query fields: ProductName UnitPrice Quantity Discount Extended Price (a calculated field) Note-this query is based on the tables ‘Order Details’ and ‘Products’ PgP MIS 202 Access Overview

30 Form/Subform Relationships
PgP MIS 202 Access Overview

31 PgP MIS 202 Access Overview
Reports Typically destined for printed output Can be based on table(s) or query or SQL statement Report Wizard can do most of the work For the finishing touches modify in Design View PgP MIS 202 Access Overview

32 Reports and Forms- Design View
Wizards can do most of the work, but to tailor forms/reports to what you want, you must understand how to modify them in Design View Examine property settings-similar to Visual Basic forms and controls PgP MIS 202 Access Overview

33 Report and Form Graphics
Graphics can improve appearance, but Possible performance penalty due to way Access stores graphic images Be aware of “Image” object “SizeMode” property settings of clip, stretch, zoom PgP MIS 202 Access Overview


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