Formation DB2 12 for z/OS : Introduction to System Administration

This course DB2 12 for z/OS : Introduction to System Administration provides students with an introduction to the skills and knowledge needed to administer a Db2 12 for z/OS system.

Objectif opérationnel :

Savoir administrer un système DB2 12 pour z/OS.

Objectifs pédagogiques : 

Cette formation DB2 12 System Administration vous donne les connaissances et compétences pour : 

• Start and stop a Db2 subsystem
• Use the SET SYSPARM command
• Access the system log to gather information about the subsystem initialization, operation, or shutdown
• Describe the components and address space structure of a Db2 subsystem
• Explain the use of RACF (or another external security program) for Db2 connection security
• Explain the use of Roles and Trusted Contexts
• Implement security procredures for a Db2 subsystem
• Explain Db2 program flow for all environments
• Explain parameter setting for the IRLM
• Invoke and utilitze Db2 TSO facilities
• Use the Db2 Catalog to monitor subsystem authorizations
• Work with the Active Log data sets
• Explain Db2 logging
• Use SET LOG SUSPEND and SET LOG RESUME
• Use DSNJU004 to print log map and interpret the results
• Use DSNJU003 to rename Db2 data sets
• Plan for recovery of a BSDS failure
• Monitor and control a Db2 subsystem
• Explain transaction flow in IMS and CICS environments (optional)
• Describe the CICS and DB2 environment (optional)
• Explain the difference between JDBC and SQLJ

Public :

This course is intended for z/OS system administrators, database administrators, or other technical individuals who will be managing Db2 12 for z/OS.

Prérequis :

• Understanding of the objects (such as databases, table spaces, tables, indexes, and so forth) used in a Db2 subsystem
• Basic knowledge of SQL
• At least one year as a z/OS systems programmer or equivalent knowledge ; or at least one year as a Db2 for z/OS Database Administrator

Starting, stopping, and accessing Db2

Starting Db2 as part of the z/OS IPL process
Data set allocation and APF authorization
The START DB2 and STOP DB2 commands
zParms, DSNTIJUZ, and DSNZPARM
Address spaces
IRLM and lock storage

Db2 components and processes

BSDS and logging
Catalog and directory
Program preparation and execution
Transaction execution
Data sharing in the sysplex

System security

Protecting Db2 data sets
Controlling connections to Db2
Db2 authorization exits
Trusted context and roles
Securing an application server

Db2 authorization

Authorizations
Controlling access for dynamic and static SQL
Access control authorization exits
Distributed security

Program flow for all environments

Connection types and language interfaces
Program flow

TSO and batch environments

TSO
Utilities

Transaction flow in IMS and CICS (optional)

Transaction processing
Thread reuse
SIGNON exit

CICS - Db2 environment (optional)

CICS connections to Db2
DSNC transaction

IMS - Db2 environment (optional)

IMS-Db2 introduction
IMS TM
IMS/DLI batch environment

Distributed - Db2 environment

Distributed attachment
Location aliases
DDF profiling
Block fetch
Db2 REST services

Logging

The Db2 log
Log commands
Archiving considerations
BSDS

Db2 utilities

Categorization
DSNJU003 and DSNJU004
BACKUP and RESTORE SYSTEM

Operations (monitoring and controlling Db2)

Issuing Db2 commands
Basic workload controls
Monitoring and controlling utilities
DISPLAY commands
Starting / stopping databases

Recovery

Planning for recovery
Table space recovery
Log considerations
DISPLAY and SET LOG commands
Recovery considerations

System recover/restart

System checkpoints
System restart after normal shutdown
Page externalization
Two-phase commit processing
System restart after system failure
Recovery considerations

Java with Db2  (optional)

Java

Administrative task scheduler (optional)

Overview
Routines
Scheduling features
Life cycle
Syncronization
Commands