01 access howtointroduction
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This document provides instructions for designing a database in Microsoft Access about costume rentals with 4 tables, setting up referential integrity between the tables, and importing data from external text files into the tables. It explains how to create relationships between tables by dragging keys between them and enforcing referential integrity. It also outlines the 7 step import text wizard process for detecting field formats, choosing delimiters, mapping field names and data types, adding primary keys, and importing the data.
01 access howtointroduction
- 1. MS Access How To: Introduction Unit 18 Database Design Extended Diploma in ICT
- 2. The example database • A costume hire database • 4 tables
- 3. The data
- 4. Referential integrity • Set in the Relationships tab in database tools 1: Create the relationship by dragging the key in one table onto the key in the other table 2: This dialogue box opens and you click on Enforce Referential Integrity
- 5. Importing data: 1 • Use the external data tab and then click on the type of file you are importing • Browse to the file and then select “Import the source data into a new table in the current database”
- 6. Importing data: 2 • The “Import Text Wizard” starts and detects the format of the data in the file
- 7. Importing data: 3 • Choose the delimiter that separates the fields
- 8. Importing data: 4 • You can change the field names and data types for each column by selecting it
- 9. Importing data: 5 • The wizard will add a primary key
- 10. Importing data: 6 • Enter a name for the table and the data is then imported
- 11. Importing data: 7 • Enter a name for the table and the data is then imported