The sybase-persistence-service.xml has a column called CLUSTERED in table JBM_POSTOFFICE. Unfortunately this is a keyword in sybase and hence needs to be changed appropriately (I''ve changed to JBM_CLUSTERED)
My Sybase version: ASE:12.5
Thanks
MAdhu
Thanks Madhu- here is the issue
http://jira.jboss.org/jira/browse/JBMESSAGING-918