#include <DbXml.hpp>

XmlQueryContext XmlManager::createQueryContext(
    XmlQueryContext::ReturnType rt =XmlQueryContext::LiveValues,
    XmlQueryContext::EvaluationType et = XmlQueryContext::Eager)

Description: XmlManager::createQueryContext

Creates a new XmlQueryContext.

Parameters

rt

Specifies whether to return live or dead values:

XmlQueryContext::LiveValues

Return references to the actual document stored in Berkeley DB XML.

XmlQueryContext::DeadValues

Return a copy of the data stored in Berkeley DB XML.

evaluationType

The evaluation type must be specified as either:

XmlQueryContext::Eager

The query is executed and its resultant values are derived and stored in-memory before query evaluation is completed.

XmlQueryContext::Lazy

The query is executed and its resultant values are calculated as you ask for them.