This Oracle SQL Advanced course is designed to give delegates practical practical experience in using some of the more advanced features of Oracle SQL. Additional datatypes and the use of advanced SQL functions and expressions are covered together with enhanced table handling features.
Delegate will practice:
- Retrieving Data Using Correlated Subqueries, In-Line Views and Multi-Column Subqueries
- Using the WITH Clause
- Inserting and Updating Rows Using Complex Subqueries
- Creating Hierarchical Queries
- Creating Analytic Queries
- Using ROLLUP, CUBE and GROUPING SETS Group By Enhancements
- Implementing the GROUPING and GROUPING_ID Functions
- Managing Large Data Sets
- Inserting Data Conditionally and Unconditionally
- Merging Rows in a Table
- Creating TIMESTAMP and INTERVAL Datatypes
- Using TIMESTAMP, TIMEZONE and INTERVAL Functions and Literals
- Using Regular Expressions and Implementing Related Functions
- Managing Objects with the Data Dictionary
- Managing Schema Objects
- Performing Flashback Operations
- Creating and Using External Tables
- Controlling User Access to Database Objects
What will you learn?
By the end of this Oracle SQL Advanced course, delegates will have the knowledge and skills needed to use the more advanced features of Oracle SQL.
Audience?
Anyone needing the more advanced features of SQL to improve their productivity in querying and updating an Oracle database.
Course Contents
ACCESS CONTROL
- System Privileges and Roles
- Create Users
- Alter User Details
- Grant and Revoke Object Privileges
RETRIEVE DATA USING SUBQUERIES
- ANY, ALL or SOME Operators
- Correlated Subqueries
- In-Line Views
- The Exists Operator
- The WITH Clause
- Multi-Column Subqueries
- Insert and Update Using a Query
- Correlated Update and Delete
HIERARCHICAL QUERIES
- Hierarchical data
- The START WITH and CONNECT BY clauses
- The LEVEL pseudo-column
- Sequencing the output
- Eliminating nodes and branches
ENHANCED GROUPING FEATURES
- Review of basic grouping concepts
- The ROLLUP and CUBE extensions
- The GROUPING SETS extension
- Using the GROUPING and GROUPING_ID functions
ANALYTIC QUERIES
- Ranking functions
- The NTILE and WIDTH_BUCKET functions
- Analytic Aggregate functions
- The FIRST and LAST Value functions
- The LEAG and LAG Functions
- The LISTAGG Function
MANAGE LARGE DATA SETS
- Multi-table Inserts
- Conditional and Unconditional Inserts
- Merging Data into a Table
- Table and View Based Merge
- A Sub Query Based Merge
FLASHBACK TECHNOLOGY
- Flashback Query
- The AS Clause
- Flashback Table
- Flashback Drop
REGULAR EXPRESSION SUPPORT
- Regular Expression Notation
- Character matching
- Repetition operators
- Sub expression grouping
- Regular expression functions
MANAGE OBJECTS WITH THE DATA DICTIONARY
- The Data Dictionary
- Useful Data Dictionary Tables
- Using the Data Dictionary
ADVANCED SCHEMA MANAGEMENT
- Virtual columns
- Invisible columns
- Default values for table columns
- Function Based Indexes
- Creating and Using External Tables
DATE, TIME AND TIMEZONE SUPPORT
- Date, Timestamp and Interval datatypes
- Handling dates and times
- Handling intervals
- Date, timestamp and interval functions and literals
- Related NLS parameters
Course Materials
Enliten IT will provide each delegate with a workbook and other useful reference materials where applicable.
Prerequisites
Delegates should have attended the Oracle SQL course or have a similar level of experience.
Additional Information
Enliten IT reserves the right to modify course content and materials as required in the interests of continuous course improvement, at any time, without notification.
Note: This Oracle SQL Advanced course is run on a public schedule or can be taken as a private in-house company course UK wide. For pricing and availability just pick up the phone and call us on 0845 1085481.