Part V
Data Access

Part V describes how to use transactions consisting of SQL statements to access data in an Oracle database, and it describes procedural language constructs that provide additional functionality for data access. It also describes the optimizer, which chooses the most efficient way to execute each SQL statement.

Part V contains the following chapters:

• Chapter 14, "SQL and PL/SQL"
• Chapter 15, "Transaction Management"
• Chapter 16, "Advanced Queuing"
• Chapter 17, "Procedures and Packages"
• Chapter 18, "Database Triggers"
• Chapter 19, "Oracle Dependency Management"
• Chapter 20, "The Optimizer"

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