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ORA05DEV-9i-01-SG
Develop Oracle 9i PL/SQL Program Units (3 Days)
Description
An essential component of client/server application development is the creation of database server-side program units. This course discusses the subjects of database triggers and stored procedures. Advanced topics such as using system-supplied packages, programming for superior performance, object oriented encapsulation of logic into packages and many others are discussed in detail.
Audience
Oracle developers and database administrators
Mandatory Prerequisites
• The Sideris course Introduction To Oracle 9i SQL
• The Sideris course Introduction To Oracle 9i Advanced SQL
• The Sideris course Introduction To Oracle 9i PL/SQL Language
Suggested Next Courses
• The Sideris course Oracle 9i New & Advanced Features For Developers or…
• The Sideris course Oracle 9iDS Forms I: Build Internet Applications
Objectives
• Build comprehensive database triggers
• Build new Oracle 9i system triggers
• Developer stored procedures and functions
• Encapsulate program units into packages
• Use Oracle Procedure Builder for debugging and code development
Course Outline
UNDERSTANDING APPLICATION PARTITIONING • Client-Side Call To SALARY_VALID() • Client-Centric • Application Partition
CREATING DATABASE TRIGGERS • ABOUT DATABASE TRIGGERS • SECURITY_TIME_CHECK Transaction • TRIGGER EXECUTION • The PL/SQL Cache • DEVELOPING TRIGGER LOGIC • CREATE TRIGGER Format (Statement Trigger) • UPDATE Event With Column Specification • IMPLEMENTING TRIGGERS • RAISE_APPLICATION_ERROR() • ROW TRIGGERS • CREATE TRIGGER Format (Row Trigger) • TRIGGER PROCESSING • EMPLOYEE_SALARY_CHECK• EMPLOYEE_JOURNAL • BUDGET_EVENT
MAINTAINING DATABASE TRIGGERS • INSTEAD OF Triggers • MAINTAIN EXISTING TRIGGERS • DROP TRIGGER • ALTER TRIGGER • INSTEAD OF TRIGGERS • DATA DICTIONARY STORAGE • USER_TRIGGERS
PROCEDURE BUILDER, TRIGGER EDITOR
SYSTEM TRIGGERS • SYSTEM EVENT ATTRIBUTES • REQUIRED PRIVILEGES • GRANT
CREATING STORED PROCEDURES & FUNCTIONS • CREATE PROCEDURE / CREATE FUNCTION Statement Format • RAISE_SALARY(), SALARY_VALID() • EXECUTING PROCEDURES & FUNCTIONS • DEVELOPING PROCEDURES & FUNCTIONS • IN, OUT Parameters • PL/SQL Program Restrictions • LONG and LONG RAW Datatypes • CALLING FUNCTIONS FROM SQL • COMPUTE_RAISE()
MAINTAINING STORED PROCEDURES & FUNCTIONS • ABOUT DEPENDENCIES • ALTERING PROCEDURES & FUNCTIONS • ALTER PROCEDURE • ALTER FUNCTION • DROPPING PROCEDURES & FUNCTIONS • DROP PROCEDURE • DROP FUNCTION • SESSION STATE • DATA DICTIONARY STORAGE • USER_OBJECTS • USER_SOURCE • USER_OBJECT_SIZE • SHOW ERRORS
PROCEDURE BUILDER & THE DEBUGGER • WHAT IS THE PL/SQL INTERPRETER? • DEVELOPING SUBPROGRAMS • RAISE_SALARY() • PREPARING A DEBUGGING SESSION • USING THE PL/SQL INTERPRETER • PL/SQL Editor Window • STEP Dialog Box
CREATING & MAINTAINING PACKAGES • ABOUT, CREATE, DROP, ALTER PACKAGE • PERFORMANCE CONSIDERATIONS
USING CURSOR VARIABLES
SYSTEM-SUPPLIED PACKAGES • ABOUT SYSTEM-SUPPLIED PACKAGES • DBMS_ROWID() • ROWID_TO_RESTRICTED() • ROWID_TO_EXTENDED() • DBMS_SQL()
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