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This document features a collection of figures illustrating critical aspects of database design and architecture used in web applications. It includes logical data models, tables for Corvettes, States, Equipment, and their cross-reference relationships, along with a three-tier architecture of a website supported by databases. Various JDBC connection methods, including ODBC, direct connections, and mid-tier computer usage, are also demonstrated. These elements provide insights into effective database management and integration with web technologies.
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Figure 12.1 The logical data model for a database
Figure 12.2 The Corvettes table
Figure 12.3 The States table
Figure 12.4 The Equipment table
Figure 12.5 The Corvettes_Equipmentcross-reference table
Figure 12.6 Three-tier architecture of a Web site supported by databases
Figure 12.7 Using JDBC through ODBC
Figure 12.8 Using JDBC directly
Figure 12.9 Using JDBC through a midtier computer