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Overview


In this course participants learn the concepts of relational databases. This course provides the essential SQL skills that allow developers to write queries against single and multiple tables, manipulate data in tables, and create database objects. participants learn to control privileges at the object and system level.
Participants learn to use the advanced features of SQL in order to query and manipulate data within the database, use the dictionary views to retrieve metadata and create reports about their schema objects. participants also learn some of the date-time functions available in the Oracle Database. This course discusses how to use the regular expression support in SQL. In this course, participants use Oracle SQL Developer as the main development tool. SQL*Plus is introduced as an optional development tool.

 

Suggested Audience –   College Students and Software Developers/Programmers


Good to Have

  • familiarity with data processing concepts and techniques and data processing.

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Syllabus

1. Writing Basic SQL SELECT Statements -- 2hrs
  • Basic SELECT Statement
  • Selecting All Columns
  • Selecting Specific Columns
  • Writing SQL Statements
  • Column Heading Defaults
  • Arithmetic Expressions
  • Using Arithmetic Operators
  • Operator Precedence
  • Using Parentheses
  • Defining a Null Value
  • Null Values in Arithmetic Expressions
  • Defining a Column Alias
  • Using Column Aliases
  • Concatenation Operato
  • Using the Concatenation Operator
  • Literal Character Strings
  • Using Literal Character Strings
  • Duplicate Rows
  • Eliminating Duplicate Rows
  • Displaying Table Structure

2. Restricting and Sorting Data –2hrs

  • Objectives
  • Limiting Rows Using a Selection
  • Using the WHERE Clause
  • Character Strings and Dates
  • Comparison Conditions
  • Using Comparison Conditions
  • Other Comparison Conditions
  • Using the BETWEEN Condition
  • Using the IN Condition
  • Using the LIKE Condition
  • Using the NULL Conditions
  • Logical Conditions
  • Using the AND Operator
  • Using the OR Operator
  • Using the NOT Operator
  • Rules of Precedence
  • ORDER BY Clause
  • Sorting in Descending Order
  • Sorting by Column Alias
  • Sorting by Multiple Columns

3. Single-Row Functions ---4hrs

  • SQL Functions
  • Two Types of SQL Functions
  • Single-Row Functions
  • Single-Row Functions
  • Character Functions
  • Case Manipulation Functions
  • Using Case Manipulation Functions
  • Character-Manipulation Functions
  • Using the Character-Manipulation Functions
  • Number Functions
  • Using the ROUND Function
  • Using the TRUNC Function
  • Using the MOD Function
  • Working with Dates
  • Arithmetic with Dates
  • Using Arithmetic Operators with Dates
  • Date Functions
  • Using Date Functions
  • Conversion Functions
  • Implicit Data Type Conversion
  • Explicit Data Type Conversion
  • Using the TO_CHAR Function with Dates
  • Elements of the Date Format Model
  • Using the TO_CHAR Function with Dates
  • Using the TO_CHAR Function with Numbers
  • Using the TO_NUMBER and TO_DATE Functions
  • Nesting Functions
  • General Functions
  • NVL Function
  • Using the NVL Function
  • Using the NVL2 Function
  • Using the NULLIF Function
  • Using the COALESCE Function
  • Conditional Expressions
  • The CASE Expression
  • Using the CASE Expression
  • The DECODE Function
  • Using the DECODE Function

4. Displaying Data from Multiple Tables – 4hrs

  • Obtaining Data from Multiple Tables
  • Cartesian Products
  • Generating a Cartesian Product
  • Types of Joins
  • Joining Tables Using Oracle Syntax
  • What is an Equijoin?
  • Retrieving Records with Equijoins
  • Additional Search Conditions Using the AND Operator
  • Qualifying Ambiguous Column Names
  • Using Table Aliases
  • Joining More than Two Tables
  • Non-Equijoins
  • Retrieving Records with Non-Equijoins
  • Outer Joins
  • Outer Joins Syntax
  • Using Outer Joins
  • Self Joins
  • Joining a Table to Itself
  • Joining Tables Using SQL: 1999 Syntax
  • Creating Cross Joins
  • Creating Natural Joins
  • Retrieving Records with Natural Joins
  • Creating Joins with the USING Clause
  • Retrieving Records with the USING Clause
  • Creating Joins with the ON Clause
  • Retrieving Records with the ON Clause
  • Creating Three-Way Joins with the ON Clause
  • INNER Versus OUTER Joins
  • LEFT OUTER JOIN
  • RIGHT OUTER JOIN
  • FULL OUTER JOIN
  • Additional Conditions

5. Aggregating Data Using Group Functions ---6hrs

  • What Are Group Functions?
  • Types of Group Functions
  • Group Functions Syntax
  • Using the AVG and SUM Functions
  • Using the MIN and MAX Functions
  • Using the COUNT Function
  • Using the DISTINCT Keyword
  • Group Functions and Null Values
  • Using the NVL Function with Group Functions
  • Creating Groups of Data
  • Creating Groups of Data: The GROUP BY Clause Syntax
  • Using the GROUP BY Clause
  • Grouping by More Than One Column.
  • Using the GROUP BY Clause on Multiple Columns
  • Illegal Queries Using Group Functions
  • Excluding Group Results
  • Excluding Group Results: The HAVING Clause
  • Using the HAVING Clause
  • Nesting Group Functions

6. Subqueries --4hrs

  • Using a Subquery to Solve a Problem
  • Subquery Syntax
  • Using a Subquery
  • Guidelines for Using Subqueries
  • Types of Subqueries
  • Single-Row Subqueries
  • Executing Single-Row Subqueries
  • Using Group Functions in a Subquery
  • The HAVING Clause with Subqueries
  • Multiple-Row Subqueries
  • Using the ANY Operator in Multiple-Row Subqueries
  • Using the ALL Operator in Multiple-Row Subqueries
  • Null Values in a Subquery

7. Creating and Managing Tables --3hrs

  • Database Objects
  • Naming Rules The CREATE TABLE Statement
  • Referencing Another User’s Tables
  • The DEFAULT Option
  • Creating Tables
  • Tables in the Oracle Database
  • Querying the Data Dictionary
  • Data Types
  • DateTime Data Types
  • Creating a Table by Using a Subquery Syntax
  • Creating a Table by Using a Subquery
  • The ALTER TABLE Statement
  • Adding a Column
  • Modifying a Column
  • Dropping a Column
  • The SET UNUSED Option
  • Dropping a Table
  • Changing the Name of an Object
  • Truncating a Table
  • Adding Comments to a Table

8. Including Constraints –2hrs

  • What are Constraints?
  • Constraint Guidelines
  • Defining Constraints
  • The NOT NULL Constraint
  • The UNIQUE Constraint
  • The PRIMARY KEY Constraint
  • The FOREIGN KEY Constraint
  • FOREIGN KEY Constraint Keywords
  • The CHECK Constraint
  • Adding a Constraint Syntax
  • Adding a Constraint
  • Dropping a Constraint
  • Disabling Constraints
  • Enabling Constraints
  • Cascading Constraints
  • Viewing Constraints
  • Viewing the Columns Associated with Constraints

9. Manipulating Data --3hrs

  • Data Manipulation Language
  • Data Manipulation Language
  • The INSERT Statement Syntax
  • Inserting New Rows
  • Inserting Rows with Null Values
  • Inserting Special Values
  • Inserting Specific Date Values
  • Creating a Script
  • Copying Rows from Another Table
  • Changing Data in a Table
  • The UPDATE Statement Syntax
  • Updating Rows in a Table
  • Updating Two Columns with a Subquery
  • Updating Rows Based on Another Table
  • Updating Rows: Integrity Constraint Error
  • Removing a Row from a Table
  • The DELETE Statement
  • Deleting Rows from a Table
  • Deleting Rows Based on Another Table
  • Deleting Rows: Integrity Constraint Error
  • Using a Subquery in an INSERT Statement
  • Using the WITH CHECK OPTION Keyword on DML Statements
  • Overview of the Explicit Default Feature
  • Using Explicit Default Values
  • The MERGE Statement
  • The MERGE Statement Syntax
  • Merging Rows
  • Database Transactions
  • Advantages of COMMIT and ROLLBACK Statements
  • Controlling Transactions
  • Rolling Back Changes to a Marker
  • Implicit Transaction Processing
  • State of the Data Before COMMIT or ROLLBACK
  • State of the Data after COMMIT
  • Committing Data
  • State of the Data After ROLLBACK
  • Statement-Level Rollback
  • Read Consistency
  • Implementation of Read Consistency
  • Locking
  • Implicit Locking

10. CreatingViews --2hrs

  • Database Objects
  • What is a View?
  • Why use Views?
  • Simple Views and Complex Views
  • Creating a View
  • Retrieving Data from a View
  • Querying a View
  • Modifying a View
  • Creating a Complex View
  • Rules for Performing DML Operations on a View
  • Using the WITH CHECK OPTION Clause
  • Denying DML Operations
  • Removing a View
  • Inline Views
  • Top-N Analysis
  • Performing Top-N Analysis

11. Other Database Objects –2hrs

  • Database Objects
  • What is a Sequence
  • The CREATE SEQUENCE Statement Syntax
  • Creating a Sequence
  • Confirming Sequences
  • NEXTVAL and CURRVAL Pseudocolumns
  • Using a Sequence
  • Modifying a Sequence
  • Guidelines for Modifying a Sequence
  • Removing a Sequence
  • What is an Index?
  • How Are Indexes Created?
  • Creating an Index
  • When to Create an Index
  • When Not to Create an Index
  • Confirming Indexes
  • Function-Based Indexes
  • Removing an Index
  • Synonyms
  • Creating and Removing Synonyms

12. Using SET Operators –2hrs

  • The SET Operators
  • Tables Used in This Lesson
  • The UNION Operator
  • Using the UNION Operator
  • The UNION ALL Operator
  • Using the UNION ALL Operator
  • The INTERSECT Operator
  • Using the INTERSECT Operator
  • The MINUS Operator
  • SET Operator Guidelines
  • The Oracle Server and SET Operators
  • Matching the SELECT Statements
  • Controlling the Order of Rows

Questions?  Request a call back

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