Learn how to install and configure Oracle Database, perform postinstallation tasks, and how to remove the database software.

The following topics are covered:


This guide is intended for anyone responsible for installing Oracle Database 12c Release 2 (12.2).

To use this document, you need the following:

  • A supported Microsoft Windows operating system installed and tested on your computer system

  • Administrative privileges on the computer where you are installing the Oracle Database software

  • Familiarity with object-relational database management concepts

Documentation Accessibility

For information about Oracle's commitment to accessibility, visit the Oracle Accessibility Program website at

Access to Oracle Support

Oracle customers that have purchased support have access to electronic support through My Oracle Support. For information, visit or visit if you are hearing impaired.

Accessing Documentation

The documentation for this release includes platform-specific documentation and generic product documentation.

Platform-Specific Documentation

Platform-specific documentation includes information about installing and using Oracle products on particular platforms.

The platform-specific documentation for this product is available in both Adobe portable document format (PDF) and HTML format on Oracle Help Center at:

Product Documentation

Product documentation includes information about configuring, using, or administering Oracle products on any platform. The product documentation for Oracle Database 12c Release 2 (12.2) is available in both HTML and PDF formats at:

Related Documentation

For more information, see these Oracle resources:

Oracle error message documentation is available only in HTML. If you only have access to the Oracle Database 12c Release 2 (12.2) Online Documentation Library, you can browse the error messages by range. Once you find the specific range, use your browser's "find in page" feature to locate the specific message. When connected to the Internet, you can search for a specific error message using the error message search feature of the Oracle online documentation.

Many books in the documentation set use the sample schemas of the seed database, which is installed by default when you install Oracle.

To download free release notes, installation documentation, white papers, or other collateral, please visit the following website:

See Also:


The following text conventions are used in this document:

Convention Meaning


Boldface type indicates graphical user interface elements associated with an action, or terms defined in text or the glossary.


Italic type indicates book titles, emphasis, or placeholder variables for which you supply particular values.


Monospace type indicates commands within a paragraph, URLs, code in examples, text that appears on the screen, or text that you enter.