[dna-issues] [JBoss JIRA] Work started: (DNA-515) JPA connector reports error when inserting default (and blank) namespace URI into Oracle database

JPA connector reports error when inserting default (and blank) namespace URI into Oracle database ------------------------------------------------------------------------------------------------- Key: DNA-515 URL: https://jira.jboss.org/jira/browse/DNA-515 Project: DNA Issue Type: Bug Components: Connectors Affects Versions: 0.6 Reporter: Randall Hauch Assignee: Randall Hauch Priority: Blocker Fix For: 0.6 Attachments: DNA-515.patch The user meetoblivion reported on the forums [1] that he was getting an error when he called session.getRootNode().addNode("somepage") and session.getRootNode().addNode("somepage","nt:unstructured"); The full stack trace is listed on the forum thread, but the relevant part is here: 2009-09-08 10:45:10,059 WARN [org.hibernate.util.JDBCExceptionReporter] (pool-159-thread-2) SQL Error: 1400, SQLState: 23000 2009-09-08 10:45:10,108 ERROR [org.hibernate.util.JDBCExceptionReporter] (pool-159-thread-2) ORA-01400: cannot insert NULL into ("JCRPUBLIC"."DNA_NAMESPACES"."URI") 2009-09-08 10:45:10,108 WARN [org.hibernate.util.JDBCExceptionReporter] (pool-159-thread-2) SQL Error: 1400, SQLState: 23000 2009-09-08 10:45:10,108 ERROR [org.hibernate.util.JDBCExceptionReporter] (pool-159-thread-2) ORA-01400: cannot insert NULL into ("JCRPUBLIC"."DNA_NAMESPACES"."URI") Oracle doesn't like empty VARCHAR values, and attempts instead to insert a NULL value rather than the empty VARCHAR value. This is currently a problem, because the DNA_NAMESPACES.URI column is not nullable. [1] http://www.jboss.org/index.html?module=bb&op=viewtopic&t=160723