javaee:persistence-property 

Used to specify properties for the container or persistence
provider.  Vendor-specific properties may be included in
the set of properties.  Properties that are not recognized
by a vendor must be ignored.  Entries that make use of the
namespace javax.persistence and its subnamespaces must not
be used for vendor-specific properties.  The namespace
javax.persistence is reserved for use by the specification.

Element Information

Model

javaee:name , javaee:value
Children: javaee:name, javaee:value

Attributes

QName Type Fixed Default Use Inheritable Annotation
id xsd:ID optional

Source 

<xsd:element name="persistence-property" type="javaee:propertyType" minOccurs="0" maxOccurs="unbounded">
  <xsd:annotation>
    <xsd:documentation>Used to specify properties for the container or persistence provider. Vendor-specific properties may be included in the set of properties. Properties that are not recognized by a vendor must be ignored. Entries that make use of the namespace javax.persistence and its subnamespaces must not be used for vendor-specific properties. The namespace javax.persistence is reserved for use by the specification.</xsd:documentation>
  </xsd:annotation>
</xsd:element>

Sample