Facilities to externalize
RelNodes to and from XML and JSON format.
Class Summary Class Description RelEnumTypesRegistry of
Enumclasses that can be serialized to JSON.
RelJsonUtilities for converting
RelNodeinto JSON format.
RelJsonReaderReads a JSON plan and converts it back to a tree of relational expressions. RelJsonWriterCallback for a relational expression to dump itself as JSON. RelWriterImplImplementation of
RelXmlWriterCallback for a relational expression to dump in XML format.