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JPA XMLColumn mapping. JAXB dependency XML Schema xsd to JAXB XML bindings @XmlRootElement Required Annotations @Persistent @Strategy("org.apache.openjpa.jdbc.meta.strats.XMLValueHandler") CRUD. Query. Simple comparisons Navigate single value path Examples:

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jpa xmlcolumn mapping
JPA XMLColumn mapping
  • JAXB dependency
    • XML Schema xsd to JAXB XML bindings
    • @XmlRootElement
  • Required Annotations
    • @Persistent
    • @Strategy("org.apache.openjpa.jdbc.meta.strats.XMLValueHandler")
  • CRUD
query
Query
  • Simple comparisons
  • Navigate single value path
  • Examples:
    • "Select o from ProductOrders o where o.podetails.customer.name = ?1"
    • Select o from ProductOrders o where o.podetails.customer.type = ?1
sample query test can be found under openjpa
Sample query test can be found under openjpa

openjpa-persistence-jdbc/src/test/

java/org/apache/openjpa/persistence/xmlmapping.query/

TestXMLCustomerOrder.java

Generated SQL for differenct platforms:

TestXMLCustomerOrder.db2

TestXMLCustomerOrder.oracle

TestXMLCustomerOrder.sqlserver

future functionality
Future Functionality
  • Namespace declarations
  • Other predicates
  • Scalar functions
  • Multi-valued
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