Have you tried getting some information or data out of AR Schema for reporting or other purpose? It may be easy and tough sometimes, here is a open-source free tool that you can try with out any risk.
Kinetic Link is an open-source web framework that allows almost any language to interact with your BMC Remedy AR system. Through Klink you can create records, view data, and update or delete information. The framework provides a consistent XML over HTTP interface utilizing Java Servlets and Apache Struts.
Limitations: Works fine with Tomcat-Appache combination but have some known issuses with IIS, and other webservers. Please read the release notes and related docs before trying it.
Download this FREE open source application here.
While you are there check out other products offered by Kinetic, like Custom Requester module, Integration suite, and few more.