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Beginning Visual Basic 2005 Databases
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Beginning Visual Basic®2005 Databases
Published by
Wiley Publishing, Inc.
10475 Crosspoint Boulevard
Indianapolis, IN 46256
www.wiley.com
Copyright © 2006 by Wiley Publishing, Inc., Indianapolis, Indiana
Published simultaneously in Canada
ISBN: 0-7645-8894-X
Manufactured in the United States of America
10 9 8 7 6 5 4 3 2 1
1B/QR/RR/QV/IN
Library of Congress Cataloging-in-Publication Data:
Willis, Thearon.
Beginning Visual Basic 2005 databases / Thearon Willis.
p. cm.
Includes bibliographical references and index.
ISBN-13: 978-0-7645-8894-5 (paper/website)
ISBN-10: 0-7645-8894-X (paper/website)
1. Web databases. 2. Client/server computing. 3. Microsoft Visual BASIC. I. Title.
QA76.9.W43W42 2005
005.2’768--dc22
2005013967
No part of this publication may be reproduced, stored in a retrieval system or transmitted in any form or by any
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Contents
Acknowledgments
xvii
Introduction
xix
Chapter 1: Databases
1
Access Databases
2
Database file
2
Tables
2
Queries
3
SQL Server Databases
3
Data files
4
Log files
7
Oracle Databases
7
Data files
8
Redo log files
10
Control files
10
Temp files
10
Password files
10
Relational Database Design
10
Normalization
12
Building the Case Study Databases
15
Access schema
15
SQL Server schema
20
Oracle schema
25
Summary
30
Chapter 2: An Introduction to ADO.NET
31
ADO.NET Overview
31
ADO.NET architecture
32
ADO.NET components
33
Connection Class
37
Common constructors
37
Opening a connection
39
Closing a connection
39
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Contents
Command Class
40
DataAdapter Class
41
DataReader Class
43
Summary
44
Exercises
45
Exercise 1
45
Exercise 2
45
Chapter 3: Visual Studio 2005 Data Wizards
47
Data Access Components
47
DataSet
48
DataGridView
48
BindingSource
49
BindingNavigator
49
TableAdapter
49
Data Binding
49
Summary
56
Exercises
57
Exercise 1
57
Exercise 2
57
Chapter 4: Basic SQL
59
INSERT Statement
59
SELECT Statement
65
UPDATE Statement
67
DELETE Statement
69
Summary
71
Exercises
72
Exercise 1
72
Exercise 2
72
Chapter 5: SQL and Queries for Access
73
Dynamic Connections
73
Building a connection string
74
Opening, closing, and checking connection state
75
In-Line SQL
81
Summary
104
Exercises
105
Exercise 1
105
Exercise 2
106
xii
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Contents
Chapter 6: Selecting Data in Access
107
Building the Time Tracker Application
107
Implementing SQL Queries
109
Summary
121
Exercises
121
Exercise 1
121
Exercise 2
121
Chapter 7: Inserting, Updating, and Deleting Data in Access
123
OleDbCommand Object
123
Group Queries
136
Summary
154
Exercises
155
Exercise 1
155
Exercise 2
156
Chapter 8: Migrating Data from Access
157
Dynamic Connections
157
SQL Statement Parameters
167
Summary
177
Exercises
178
Exercise 1
178
Exercise 2
178
Chapter 9: Stored Procedures and Views for SQL Server and Oracle
179
Stored Procedures
180
Oracle packages
182
Views
205
Creating a view
207
Summary
232
Exercises
233
Exercise 1
233
Exercise 2
233
xiii
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