- Oracle Database: Program with PL/SQL 培訓
Oracle Database: Program with PL/SQL 培訓
培訓大綱：
1. Introduction
Course Objectives and Agenda
Human Resources (HR) Schema
PL/SQL Development Environments
SQL Developer
2. Introduction to PL/SQL
PL/SQL
Benefits of PL/SQL Subprograms
Types of PL/SQL blocks
Create a Simple Anonymous Block
Generate Output from a PL/SQL Block
3. Declare PL/SQL Identifiers
Types of Identifiers in a PL/SQL Subprogram
Use Declarative Section to Define Identifiers
Use Variables to Store Data
Scalar Data Types
The %TYPE Attribute
Bind Variables
Sequences in PL/SQL Expressions
4. Write Executable Statements
Basic PL/SQL Block Syntax Guidelines
Comment the Code
Deployment of SQL Functions in PL/SQL
Convert Data Types
Nested Blocks
Operators in PL/SQL
5. Interaction with the Oracle Server
Invoke SELECT Statements in PL/SQL
Retrieve Data in PL/SQL
SQL Cursor Concept
Avoid Errors by using Naming Conventions when using Retrieval and DML Statements
Data Manipulation in the Server using PL/SQL
SQL Cursor concept
Use SQL Cursor Attributes to Obtain Feedback on DML
Save and Discard Transactions
6. Control Structures
Conditional Processing using IF Statements
Conditional Processing using CASE Statements
Simple Loop Statement
While Loop Statement
For Loop Statement
Use the Continue Statement
7. Composite Data Types
Use PL/SQL Records
The %ROWTYPE Attribute
Insert and Update with PL/SQL Records
INDEX BY Tables
Examine INDEX BY Table Methods
Use INDEX BY Table of Records
8. Explicit Cursors
Explicit Cursors
Declare the Cursor
Open the Cursor
Fetch Data from the Cursor
Close the Cursor
Cursor FOR loop
The %NOTFOUND and %ROWCOUNT Attributes
FOR UPDATE Clause and WHERE CURRENT Clause
9. Exception Handling
Exceptions
Handle Exceptions with PL/SQL
Trap Predefined Oracle Server Errors
Trap Non-Predefined Oracle Server Errors
Trap User-Defined Exceptions
Propagate Exceptions
RAISE_APPLICATION_ERROR Procedure
10. Stored Procedures
Create a Modularized and Layered Subprogram Design
Modularize Development With PL/SQL Blocks
PL/SQL Execution Environment
Benefits of using PL/SQL Subprograms
Differences between Anonymous Blocks and Subprograms
Create, Call, and Remove Stored Procedures
Implement Procedures Parameters and Parameters Modes
View Procedure Information
11. Stored Functions and Debugging Subprograms
Create, Call, and Remove a Stored Function
Advantages of using Stored Functions
Steps to create a stored function
Invoke User-Defined Functions in SQL Statements
Restrictions When Calling Functions
Control Side Effects When Calling Functions
View Functions Information
Debug Functions and Procedures
12. Packages
Advantages of Packages
Packages
Components of a Package
Develop a Package
Enable Visibility of a Package''s Components
Create the Package Specification and Body using the SQL CREATE Statement and SQL Developer
Invoke the Package Constructs
View the PL/SQL Source Code using the Data Dictionary
13. Deploying Packages
Overloading Subprograms in PL/SQL
Use the STANDARD Package
Use Forward Declarations to Solve Illegal Procedure Reference
Implement Package Functions in SQL and Restrictions
Persistent State of Packages
Persistent State of a Package Cursor
Control Side Effects of PL/SQL Subprograms
Invoke PL/SQL Tables of Records in Packages
14. Implement Oracle-Supplied Packages in Application Development
Oracle-Supplied Packages
Examples
How the DBMS_OUTPUT Package Works
Use the UTL_FILE Package to Interact with Operating System Files
Invoke the UTL_MAIL Package
Write UTL_MAIL Subprograms
15. Dynamic SQL
The Execution Flow of SQL
Dynamic SQL
Declare Cursor Variables
Dynamically Executing a PL/SQL Block
Configure Native Dynamic SQL to Compile PL/SQL Code
Invoke DBMS_SQL Package
Implement DBMS_SQL with a Parameterized DML Statement
Dynamic SQL Functional Completeness
16. Design Considerations for PL/SQL Code
Standardize Constants and Exceptions
Local Subprograms
Write Autonomous Transactions
Implement the NOCOPY Compiler Hint
Invoke the PARALLEL_ENABLE Hint
The Cross-Session PL/SQL Function Result Cache
The DETERMINISTIC Clause with Functions
Usage of Bulk Binding to Improve Performance
17. Triggers
Trigger Event Types and Body
Business Application Scenarios for Implementing Triggers
Create DML Triggers using the CREATE TRIGGER Statement and SQL Developer
Trigger Event Types, Body, and Firing (Timing)
Statement Level Triggers vs. Row Level Triggers
Create Instead Of and Disabled Triggers
How to Manage, Test, and Remove Triggers?
18. Creating Compound, DDL, and Event Database Triggers
Compound Triggers
Timing-Point Sections of a Table Compound Trigger
Compound Trigger Structure for Tables and Views
Implement a Compound Trigger to Resolve the Mutating Table Error
Comparison of Database Triggers to Stored Procedures
Create Triggers on DDL Statements
Create Database-Event and System-Events Triggers
System Privileges Required to Manage Triggers
19. PL/SQL Compiler
Initialization Parameters for PL/SQL Compilation
New PL/SQL Compile Time Warnings
PL/SQL Compile Time Warnings for Subprograms
Benefits of Compiler Warnings
PL/SQL Compile Time Warning Messages Categories
Setting the Warning Messages Levels: Using SQL Developer, PLSQL_WARNINGS Initialization Parameter, and the DBMS_WARNING Package Subprograms
View Compiler Warnings: Using SQL Developer, SQL*Plus, or the Data Dictionary Views
20. Manage PL/SQL Code
Conditional Compilation
Implement Selection Directives
Invoke Predefined and User-Defined Inquiry Directives
The PLSQL_CCFLAGS Parameter and the Inquiry Directive
Conditional Compilation Error Directives to Raise User-Defined Errors
The DBMS_DB_VERSION Package
Write DBMS_PREPROCESSOR Procedures to Print or Retrieve Source Text
Obfuscation and Wrapping PL/SQL Code
21. Manage Dependencies
Schema Object Dependencies
Query Direct Object Dependencies using the USER_DEPENDENCIES View
Query an Object''s Status
Invalidation of Dependent Objects
Display the Direct and Indirect Dependencies
Fine-Grained Dependency Management in Oracle Database 11g
Remote Dependencies
Recompile a PL/SQL Program Unit
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