Preface

This preface describes Upgrading to 10g (9.0.4), including the intended audience, structure, and conventions for the document. It also identifies related Oracle documents.

Intended Audience

This manual is intended for Oracle Application Server system administrators who are responsible for installing, maintaining, and upgrading Oracle Application Server instances. It is assumed that the readers of this manual have knowledge of the following:

Oracle Application Server system administration and configuration
The configuration and expected behavior of the system being upgraded

Structure

Upgrading to 10g (9.0.4) contains the following chapters and appendixes:

Chapter 1, " Overview of the Oracle Application Server Upgrade"

This chapter identifies terminology used in the guide and describes the upgrade processes for middle tier and Infrastructure installation types, including valid upgrade paths.

Chapter 2, " Planning an Upgrade"

This chapter provides guidelines for planning an upgrade. It discusses compatibility between Oracle Application Server releases, devising an upgrade strategy, upgrade tasks, system downtime, and system availability during upgrade.

Chapter 3, " Upgrading the Middle Tier "

This chapter contains instructions for starting and using the Oracle Application Server Upgrade Assistant, and instructions on completing the upgrade.

Chapter 4, " Upgrading the Metadata Repository "

This chapter contains instructions for upgrading the Metadata Repository. It includes instructions on preparing to upgrade the Metadata Repository, and executing each component schema upgrade script.

Chapter 5, " Upgrading the Identity Management Services"

This chapter contains instructions on upgrading the Identity Management Services (Oracle Application Server Single Sign-On and Oracle Internet Directory).

Appendix A, " Component Upgrade Process Reference"

This appendix describes the processing performed by the OracleAS Upgrade Assistant and, if applicable, component schemas. It lists the upgrade items (files or schemas) involved in each process.

Appendix B, " Files Reference"

This appendix lists all of the files affected by the Oracle Application Server upgrade. It provides the path to the file from the Oracle home and indicates whether the file is processed manually or by the OracleAS Upgrade Assistant. It also provides a brief description of each file.

Conventions

This guide uses the following conventions:

Convention	Meaning
. . .	Vertical ellipsis points in an example mean that information not directly related to the example has been omitted.
. . .	Horizontal ellipsis points in statements or commands mean that parts of the statement or command not directly related to the example have been omitted
`monospace text`	File names, path names, command names, code, URLs
`monospace bold text`	Typed user input.
`monospace italic text`	Variables in text or code.
`<``source_MT_OH``>`	The full path to the Release 2 (9.0.2) or Release 2 (9.0.3) Middle Tier Oracle home.
`<``destination_MT_OH``>`	The full path to the 10g (9.0.4) Middle Tier Oracle home.
`<``source_Infra_OH``>`	The full path to the Release 2 (9.0.2) Infrastructure Oracle home.
`<``destination_Infra_OH``>`	The full path to the 10g (9.0.4) Infrastructure (Identity Management or Metadata Repository) Oracle home.
`<``repCA_CD``>`	The full path to the root directory of the Repository Configuration Assistant CD.

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Accessibility of Code Examples in Documentation

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