Understanding The Data Models 

• The Company Data Model 
• The Electronics Data Model

About The SQL-99 Standard 

• SQL-92 & SQL-99 
• Cross Joins 
• Natural Joins 
• Inner Joins 
• Implicit Inner Join 
• Outer Joins 
• Anti Joins 
• Named Sub-Queries

Enhancing Groups With ROLLUP & CUBE 

• Using ROLLUP 
• The GROUPING() Function
• Using CUBE

Using The CASE Expression

Sql Functions: Character Handling

• What Are The Sql Functions? 
• String Formatting Functions 
• UPPER(), LOWER() Example 
• INITCAP() Example 
• Character Codes Functions
• CHR(), ASCII() Examples 
• PAD & TRIM FUNCTIONS 
• RPAD() Example 
• RTRIM() Example 
• TRIM() Example 
• String Manipulation Functions
• DECODE() Example 
• SUBSTR() Example 
• INSTR() Example 
• TRANSLATE() Example 
• REPLACE() Example 
• String Comparison Functions
• LEAST() Example 
• Phonetic Search Function
• SOUNDEX() ExampleSql

Functions: Numeric Handling 

• About The Numeric Data Functions 
• GREATEST() Example 
• ABS() Example 
• ROUND() Example 
• TRUNC() Example 
• SIGN() Example 
• TO_NUMBER() Example & Data Type Conversions
• NULL VALUES FUNCTIONS 
• NVL() & NVL2() Function 
• NVL() Example (Character)
• NVL() Example (Numeric Loss Of Data)
• NVL() Example (Numeric Output) 
• NVL2() Example 
• COALESCE() Function
• NULLIF() Function

Sql Functions: Date Handling

• Date Formatting Functions 
• TO_CHAR() & TO_DATE() Format Patterns
• TO_CHAR() Examples 
• TO_DATE() Examples 
• EXTRACT() Example 
• DATE ARITHMETIC FUNCTIONS 
• MONTHS_BETWEEN() Example 
• ADD_MONTHS() Example 
• LAST_DAY() Example 
• NEXT_DAY() Example 
• TRUNC(), ROUND() Dates Example
• NEW_TIME() Example 
• About V$TIMEZONE_NAMES 
• CAST() FUNCTION & TIME ZONES

Database Objects: About Database Objects

• About Database Objects 
• About Schemas 
• Making Object References

Database Objects: Relational Views 

• About Relational Views 
• The Create View Statement 
• Why Use Views? 
• Accessing Views With DML 
• Maintaining View Definitions 
• Alter View 
• Drop View 
• DDL Using SQL Developer

Database Objects: Indexes 

• About Indexes 
• CREATE & DROP INDEX Statements 
• Indexes & Performance 
• Data Dictionary Storage

Database Objects: Creating Other Objects 

• About Sequences 
• Referencing NEXTVAL 
• Referencing CURRVAL 
• Within The DEFAULT Clause 
• ALTER SEQUENCE & DROP SEQUENCE 
• ALTER SEQUENCE 
• DROP SEQUENCE 
• About Identity Columns 
• CREATE TABLE … GENERATED AS IDENTITY 
• ALTER TABLE … GENERATED AS IDENTITY 
• START WITH LIMIT VALUE 
• ALTER TABLE … DROP IDENTITY
• ABOUT SYNONYMS 
• CREATE & DROP SYNONYM Statements
• CREATE SYNONYM 
• DROP SYNONYM 
• Public Vs. Private Synonyms
• CREATE SCHEMA AUTHORIZATION

Database Objects: Object Management Using DDL 

• The RENAME Statement 
• TABLESPACE Placement 
• CREATE TABLE … TABLESPACE 
• The COMMENT Statement 
• The TRUNCATE TABLE Statement

Database Objects: Security 

• About Object Security 
• Grant Object Privileges
• Revoke Object Privileges 
• Object Privileges & SQL Developer

Data Integrity Using Constraints 

• About Constraints
• NOT NULL Constraint
• NOT NULL Example 
• CHECK Constraint 
• UNIQUE Constraint 
• PRIMARY KEY Constraint
• REFERENCES Constraint 
• ON DELETE CASCADE Example 
• ON DELETE SET NULL Example 
• CONSTRAINTS ON EXISTING TABLES 
• Constraints & SQL Developer

Managing Constraint Definitions 

• Renaming & Dropping Constraints 
• Enabling & Disabling Constraints 
• Deferred Constraint Enforcement 
• Set Constraints 
• Handling Constraint Exceptions
• Constraints With Views 
• Data Dictionary Storage

The Data Dictionary Structure 

• More About The Data Dictionary
• Object-Specific Dictionary Views
• USER_UPDATABLE_COLUMNS 
• The Dictionary Structure 
• Metadata & SQL Developer