Theme 2: Working smarter Topic 14: Using the right package for the job. Chapter 4.1. Page 203 – 221 Introduction to Access
What is a database? A collection of facts or data regarding a specific topic –Details of a CD collection –Details concerning clients To obtain information manually is ineffective Data can stored electronically.
Electronic database Microsoft Access is a program that enable s you –Store data electronically –Manipulate and change data –Process data into information Sorting, editing and adding of data To summarise data and display only certain data
Database concepts and terms NrTitleNameSurnamePostal boxTownPostal Code Cell no 001MrStephanJacobsPO Box 897 Benoni MsXandileMadikanePO Box 1001 Jhb MrVaseelaNaidooPO Box 6554 Bryans ton FIELD RECORD TABLE
How to use Access Start; Programs; Microsoft Access
Activity 1 Page 205 Explore Do Activity 1 First encounter: Demonstration
Components
Tables
Navigate through a table
Queries
Forms
Reports
Do activity 2 Basic terminology Activity 2 Page 209 Understand?
More about tables Changing the appearance of a table Do Activity 3 Activity 3 Page 209 Explore
Activity 4,5 P 210, 211 Explore Do Activity 4 Do Activity 5
Answers activity Afro Pop CDs 2.He likes Jamie Cullum 4.R (Hint: Sort the ReplacementValues in Descending order, then the most expensive CD will be displayed at the top of the table.) 3. 5.
Change and print a table Demonstration (Use the CD-database)
Do activity 6 Activity 6 Page 212 Try yourself
Create a table Determine which fields each record must consist of? Determine the data type of each field
Data types Text Alphanumeric Letters+figures+&*% Memo Long text entries Number Data which consist of numbers Date/Time Dates and times Currency For monetary units AutoNumber Sequential numbers beginning at 1 Yes/No Boolean values. Yes/No OLE Object Graphics, video or documents Hyperlink Web address LookupWizard List of predetermined values
What is the data type of the following fields? James NaidooGI_001# :00 12 January 2006 R YesFeed the fish 1 cup every second day
Primary keys A field which identifies each record with a unique value ID number, Autonumber Cannot be the name or surname Ensure that there are not duplicate records in a database. Is indicated by a small key.
Different views of a table Datasheet View
Different views Design View
Do activity 7 Do activity 8 Activity 7,8 P 214, 215 Explore, Understand?
Answers activity One 8.2Number 8.3 M Number
Do activity 9 Do activity 10 Do activity 11 Do activity 12 Do activity 13 Activity Try yourself