This document keeps track of issues with sql-commons, xmlbeans, or velocity integration in this sample. The easypo.xsd file implies a foreign key in the table line-item. This can be determined by the unbounded definition of the purchase order element. A better mechanism would be to include database primary and foreign key relationships in the xml schema itself. Problems running the sample. Java 1.5.0 seems to be the only runtime to resolve the String method replace("-","_"). The run target fails with the following error: BUILD FAILED: /home/phil/soft/work/vxsdb/run.xml:30: org.apache.xmlbeans.XmlException: Thread main: The 0th supplied input is not a schema or a config document: its type is N= Execute a script containing the java command below if Ant is not available. Unix: run Cygwin: runcygwin Windows: run