Oracle Training in Chennai

Introduction to Oracle Database

• List the features of Oracle Database 11g
• Discuss the basic design, theoretical, and physical aspects of a relational database
• Categorize the different types of SQL statements
• Describe the data set used by the course
• Log on to the database using SQL Developer environment
• Save queries to files and use script files in SQL Developer

Retrieve Data using the SQL SELECT Statement

• List the capabilities of SQL SELECT statements
• Generate a report of data from the output of a basic SELECT statement
• Select All Columns
• Select Specific Columns
• Use Column Heading Defaults
• Use Arithmetic Operators
• Understand Operator Precedence
• Learn the DESCRIBE command to display the table structure

Learn to Restrict and Sort Data

• Write queries that contain a WHERE clause to limit the output retrieved
• List the comparison operators and logical operators that are used in a WHERE clause
• Describe the rules of precedence for comparison and logical operators
• Use character string literals in the WHERE clause
• Write queries that contain an ORDER BY clause to sort the output of a SELECT statement
• Sort output in descending and ascending order

Usage of Single-Row Functions to Customize Output

• Describe the differences between single row and multiple row functions
• Manipulate strings with character function in the SELECT and WHERE clauses
• Manipulate numbers with the ROUND, TRUNC, and MOD functions
• Perform arithmetic with date data
• Manipulate dates with the DATE functions

Invoke Conversion Functions and Conditional Expressions

• Describe implicit and explicit data type conversion
• Use the TO_CHAR, TO_NUMBER, and TO_DATE conversion functions
• Nest multiple functions
• Apply the NVL, NULLIF, and COALESCE functions to data
• Use conditional IF THEN ELSE logic in a SELECT statement

Aggregate Data Using the Group Functions

• Use the aggregation functions in SELECT statements to produce meaningful reports
• Divide the data in groups by using the GROUP BY clause
• Exclude groups of date by using the HAVING clause

Display Data From Multiple Tables Using Joins

• Write SELECT statements to access data from more than one table
• View data that generally does not meet a join condition by using outer joins
• Join a table by using a self join

Use Sub-queries to Solve Queries

• Describe the types of problem that sub-queries can solve
• Define sub-queries
• List the types of sub-queries
• Write single-row and multiple-row sub-queries

The SET Operators

• Describe the SET operators
• Use a SET operator to combine multiple queries into a single query
• Control the order of rows returned

Data Manipulation Statements

• Describe each DML statement
• Insert rows into a table
• Change rows in a table by the UPDATE statement
• Delete rows from a table with the DELETE statement
• Save and discard changes with the COMMIT and ROLLBACK statements
• Explain read consistency

Use of DDL Statements to Create and Manage Tables

• Categorize the main database objects
• Review the table structure
• List the data types available for columns
• Create a simple table
• Decipher how constraints can be created at table creation
• Describe how schema objects work

Other Schema Objects

• Create a simple and complex view
• Retrieve data from views
• Create, maintain, and use sequences
• Create and maintain indexes
• Create private and public synonyms

Control User Access

• Differentiate system privileges from object privileges
• Create Users
• Grant System Privileges
• Create and Grant Privileges to a Role
• Change Your Password
• Grant Object Privileges
• How to pass on privileges?
• Revoke Object Privileges

Management of Schema Objects

• Add, Modify and Drop a Column
• Add, Drop and Defer a Constraint
• How to enable and disable a Constraint?
• Create and Remove Indexes
• Create a Function-Based Index
• Perform Flashback Operations
• Create an External Table by Using ORACLE_LOADER and by Using ORACLE_DATAPUMP
• Query External Tables

Manage Objects with Data Dictionary Views

• Explain the data dictionary
• Use the Dictionary Views
• USER_OBJECTS and ALL_OBJECTS Views
• Table and Column Information
• Query the dictionary views for constraint information
• Query the dictionary views for view, sequence, index and synonym information
• Add a comment to a table
• Query the dictionary views for comment information

Manipulate Large Data Sets

• Use Subqueries to Manipulate Data
• Retrieve Data Using a Subquery as Source
• Insert Using a Subquery as a Target
• Usage of the WITH CHECK OPTION Keyword on DML Statements
• List the types of Multitable INSERT Statements
• Use Multitable INSERT Statements
• Merge rows in a table
• Track Changes in Data over a period of time

Data Management in Different Time Zones

• Time Zones
• CURRENT_DATE, CURRENT_TIMESTAMP, and LOCALTIMESTAMP
• Compare Date and Time in a Session’s Time Zone
• DBTIMEZONE and SESSIONTIMEZONE
• Difference between DATE and TIMESTAMP
• INTERVAL Data Types
• Use EXTRACT, TZ_OFFSET and FROM_TZ
• Invoke TO_TIMESTAMP,TO_YMINTERVAL and TO_DSINTERVAL

Retrieve Data Using Sub-queries

• Multiple-Column Subqueries
• Pairwise and Nonpairwise Comparison
• Scalar Subquery Expressions
• Solve problems with Correlated Subqueries
• Update and Delete Rows Using Correlated Subqueries
• The EXISTS and NOT EXISTS operators
• Invoke the WITH clause
• The Recursive WITH clause

Regular Expression Support

• Use the Regular Expressions Functions and Conditions in SQL
• Use Meta Characters with Regular Expressions
• Perform a Basic Search using the REGEXP_LIKE function
• Find patterns using the REGEXP_INSTR function
• Extract Substrings using the REGEXP_SUBSTR function
• Replace Patterns Using the REGEXP_REPLACE function
• Usage of Sub-Expressions with Regular Expression Support
• Implement the REGEXP_COUNT function

Oracle PlSQL TrainingSyllabus

Introduction

• Course Objectives
• Course Agenda
• Human Resources (HR) Schema
• Introduction to SQL Developer

Introduction to PL/SQL

• PL/SQL Overview
• Benefits of PL/SQL Subprograms
• Overview of the Types of PL/SQL blocks
• Create a Simple Anonymous Block
• Generate Output from a PL/SQL Block

PL/SQL Identifiers

• List the different Types of Identifiers in a PL/SQL subprogram
• Usage of the Declarative Section to define Identifiers
• Use variables to store data
• Identify Scalar Data Types
• The %TYPE Attribute
• What are Bind Variables?
• Sequences in PL/SQL Expressions

Write Executable Statements

• Describe Basic PL/SQL Block Syntax Guidelines
• Comment Code
• Deployment of SQL Functions in PL/SQL
• How to convert Data Types?
• Nested Blocks
• Identify the Operators in PL/SQL

Interaction with the Oracle Server

• Invoke SELECT Statements in PL/SQL to Retrieve data
• Data Manipulation in the Server Using PL/SQL
• SQL Cursor concept
• Usage of SQL Cursor Attributes to Obtain Feedback on DML
• Save and Discard Transactions

Control Structures

• Conditional processing Using IF Statements
• Conditional processing Using CASE Statements
• Use simple Loop Statement
• Use While Loop Statement
• Use For Loop Statement
• Describe the Continue Statement

Composite Data Types

• Use PL/SQL Records
• The %ROWTYPE Attribute
• Insert and Update with PL/SQL Records
• Associative Arrays (INDEX BY Tables)
• Examine INDEX BY Table Methods
• Use INDEX BY Table of Records

Explicit Cursors

• What are Explicit Cursors?
• Declare the Cursor
• Open the Cursor
• Fetch data from the Cursor
• Close the Cursor
• Cursor FOR loop
• Explicit Cursor Attributes
• FOR UPDATE Clause and WHERE CURRENT Clause

Exception Handling

• Understand 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

Stored Procedures and Functions

• Understand Stored Procedures and Functions
• Differentiate between anonymous blocks and subprograms
• Create a Simple Procedure
• Create a Simple Procedure with IN parameter
• Create a Simple Function
• Execute a Simple Procedure
• Execute a Simple Function

Create Stored Procedures

• Create a Modularized and Layered Subprogram Design
• Modularize Development With PL/SQL Blocks
• Describe the PL/SQL Execution Environment
• Identity the benefits of Using PL/SQL Subprograms
• List the differences Between Anonymous Blocks and Subprograms
• Create, Call, and Remove Stored Procedures Using the CREATE Command and SQL Developer
• Implement Procedures Parameters and Parameters Modes
• View Procedures Information Using the Data Dictionary Views and SQL Developer

Create Stored Functions

• Create, Call, and Remove a Stored Function Using the CREATE Command and SQL Developer
• Identity the advantages of Using Stored Functions in SQL Statements
• List the steps to create a stored function
• Implement User-Defined Functions in SQL Statements
• Identity the restrictions when calling Functions from SQL statements
• Control Side Effects when calling Functions from SQL Expressions
• View Functions Information

Create Packages

• Identity the advantages of Packages
• Describe Packages
• List the components of a Package
• Develop a Package
• How to enable visibility of a Package’s components?
• Create the Package Specification and Body Using the SQL CREATE Statement and SQL Developer
• Invoke Package Constructs
• View PL/SQL Source Code Using the Data Dictionary

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

Implement Oracle-Supplied Packages in Application Development

• What are Oracle-Supplied Packages?
• Examples of Some of the Oracle-Supplied Packages
• How Does the DBMS_OUTPUT Package Work?
• Use the UTL_FILE Package to Interact With Operating System Files
• Invoke the UTL_MAIL Package
• Write UTL_MAIL Subprograms

Dynamic SQL

• The Execution Flow of SQL
• What is 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

Design Considerations for PL/SQL Code

• Standardize Constants and Exceptions
• Understand 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

Triggers

• Describe Triggers
• Identify the Trigger Event Types and Body
• Business Application Scenarios for Implementing Triggers
• Create DML Triggers Using the CREATE TRIGGER Statement and SQL Developer
• Identify the Trigger Event Types, Body, and Firing (Timing)
• Statement Level Triggers Versus Row Level Triggers
• Create Instead of and Disabled Triggers
• How to Manage, Test, and Remove Triggers?

Create Compound, DDL, and Event Database Triggers

• What are Compound Triggers?
• Identify the 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
• Compare Database Triggers to Stored Procedures
• Create Triggers on DDL Statements
• Create Database-Event and System-Event Triggers
• System Privileges Required to Manage Triggers

The PL/SQL Compiler

• What is the PL/SQL Compiler?
• Describe the Initialization Parameters for PL/SQL Compilation
• List the New PL/SQL Compile Time Warnings
• Overview of PL/SQL Compile Time Warnings for Subprograms
• List the benefits of Compiler Warnings
• List the 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

Manage PL/SQL Code

• What Is 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

Manage Dependencies

• Overview of 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
• Understand Remote Dependencies
• Recompile a PL/SQL Program Unit