DB2 for z/OS, SQL and Application Programming Course

Course Code: RT 322
Course Abstract: In this course, first, the concepts of DB2 are presented and discussed and then the Structured Query Language (SQL) is presented as the means to access DB2 data (and to create and secure DB2 components).  Several guided, hands-on, practice sessions give each attendee an opportunity to use SQL to access data.  QMF and/or SPUFI are used to execute SQL statements.  Referential Integrity concepts and implementation are covered.
Audience: This course is designed for experienced Data Processing personnel who need use SQL to design and develop programs to access DB2 data.
Duration: 5 days
Learning Outcomes: Upon completion of this course, the participant will be able to:
> Explain DB2 concepts, terminology and components
> Discuss the Primary Key (PK), Unique Key (UK) and Foreign Key (FK) concept
> SELECT rows of data from DB2 tables
> Use QMF and/or SPUFI  to "run" SQL statements
> Use the WHERE clause to SELECT specific rows of a DB2 table
> Build queries using the ORDER BY, GROUP BY, HAVING clauses
> Use the CASE expressions and several SCALAR / COLUMN FUNCTIONS
> Access multiple tables - JOIN, UNION, sub-queries, and nested table expressions
> CREATE Tables, Indexes, Views
> "Change" tables using the INSERT, UPDATE, DELETE statements
> Describe the security provided by the GRANT and REVOKE
> Discuss the design considerations of REFERENTIAL INTEGRITY
> Perform DCLGENs to build table definitions and I/O areas
> Modify a "shell" program to select a single row, multiple rows, and change rows
> Discuss the importance of the SQLCODE and how to test for it
> Discuss overall DB2 PERFORMANCE considerations
> Run the EXPLAIN PLAN SQL statement and analyze results
Course Topics:

DAY 1
Introduction to DB2
Course Introduction
DB2 - Concepts, and Terminology
Structured Query Language (SQL)
SQL 1 - The SELECT Statement
Hands-on Lab - SELECT
Database 2 Interactive
SQL 2 – SQL Functions
Hands-on Lab - SELECT / Special Features
SQL 3 - ORDER BY, GROUP BY, HAVING
Hands-on Lab - ORDER BY, GROUP BY, HAVING

DAY 2
Structured Query Language (SQL) (Continued)
SQL 4 - Join, Sub-select, UNION
Hands-on Lab - Join, Sub-select, UNION
SQL 5 - Data Definition Language
SQL 6 - INSERT, UPDATE, DELETE
Hands-on Lab - Creating DB2 Components
INSERT, UPDATE, DELETE

DAY 3
DB2 Application Programming
SQL Programming I - Overview
SQL Programming II - Data and Procedure Division Changes
Hands-on Lab - SELECT a single row into a program
SQL Programming III - SELECTing Multiple Rows
Hands-on Lab - SELECT more than one row - the CURSOR
DAY 4
DB2 Application Programming (Continued)
Concurrency Control - Locking
SQL Programming IV - INSERT, UPDATE, DELETE
Hands-on Lab - updating and Referential Integrity

DAY 5
DB2 Application Programming (Continued)
Hands-on Lab - Updating and Referential Integrity
Additional Topics
SQL Programming V - Other Programming Considerations
DB2 Performance Introduction
Hands-on Lab - Analyze SQL statements
Data Control Language (DCL)

Prerequisites: At least six months of TSO/ISPF and COBOL programming experience is recommended.  No previous database experience is needed.
Note: All fields are required
At the present time we do not offer training for individuals or groups less then 6 individuals. We apologize for any inconvenience.


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