"Orca.exe is a database table editor for creating and editing Windows Installer packages and merge modules. The tool provides a graphical interface for validation, highlighting the particular entries where validation errors or warnings occur."
It's part of the Platform SDK Components for Windows Installer Developers. It is available as a web download here:
slipstream Office 2003 SP1 & rebuild CD
in Microsoft Office
Posted
To quote Microsoft:
"Orca.exe is a database table editor for creating and editing Windows Installer packages and merge modules. The tool provides a graphical interface for validation, highlighting the particular entries where validation errors or warnings occur."
It's part of the Platform SDK Components for Windows Installer Developers. It is available as a web download here:
SDK x86 Web Install
Other Versions are available here:
Platform SDK
Or a full ISO download:
SDK ISO Download