Overview

This course introduces the student to advanced database administration skills, including program preparation and the use of packages, online schema changes, partition management, and stored procedures; as well as performance and availability features of utilities (including LOAD, REBUILD INDEX, REORG, and UNLOAD). This course does not cover distributed data processing, nor does it cover data sharing.

Audience

This course is for administrators who need to augment their skills in administering a Db2 12 for z/OS database environment.

Prerequisites

• Familiarity with the z/OS operating system, including TSO, ISPF, and SDSF.
• Familiarity with SQL DML (SELECT, INSERT, UPDATE, DELETE, and MERGE) and DDL (CREATE, ALTER, DROP) statements
• Basic skills administering a Db2 12 for z/OS database environment, including the use of basic utilities, serialization, and basic database security.

Objective

Program preparation and the use of packages part 1

Program preparation overview

Execution time errors

BIND actions

Package status and REBIND

Deleting a package

Determining the table/view qualifier

Online schema changes part 1

Changing data type

Adding columns to a table

Renaming columns in a table

Renaming indexes

Adding columns to indexes

Versioning

Online schema changes part 2

Pending online schema changes

Dropping columns from a table

Converting to UTS

Other pending changes

Impact of pending changes on immediate options

Restrictions and considerations

Partition management part 1

Adding partitions

Rotating partitions

Partition management part 2

Modifying limit keys

Rebalancing partitions

Stored procedures part 1

External stored procedures

WLM-established application environments

Altering and dropping a stored procedure

Commands for stored procedures

Execution privileges

Catalog information

LOAD and REBUILD INDEX

LOAD with parallel index build

LOAD partitions in parallel

REBUILD INDEX

Inline image copies and statistics

LOAD SHRLEVEL CHANGE

LOAD REPLACE SHRLEVEL REFERENCE

REORG Performance features of REORG

Online REORG

Inline image copies and statistics

Consideratons for PBG table spaces

Online REORG with LOBs (optional)

UNLOAD

Overview Image copy specification

Table-only input specification

SHRLEVEL option

Modes of operation

Program preparation and the use of packages part 2 (optional)

Table mirroring

Package versioning

Plan management

Other REBIND PACKAGE options

Application compatibility

Stored procedures part 2 (optional)

Native stored procedures

Native procedure deployment