MojErr MojDbIsamQuery::nextPage(MojDbQuery::Page& pageOut)
{
if (limitEnforced()) {
pageOut.key() = m_endKey;
} else {
pageOut.clear();
}
return MojErrNone;
}
MojErr MojDbSearchCursor::init(const MojDbQuery& query)
{
LOG_TRACE("Entering function %s", __FUNCTION__);
MojErr err = initImpl(query);
MojErrCheck(err);
err = retrieveCollation(query);
MojErrCheck(err);
// override limit and sort since we need to retrieve everything
// and sort before re-imposing limit
m_limit = query.limit();
m_distinct = query.distinct();
if (!m_distinct.empty()) {
m_orderProp = m_distinct;
} else {
m_orderProp = query.order();
}
// retrieve page info from query.
MojDbQuery::Page page;
page = m_query.page();
if(!page.empty()) {
MojObject objOut;
err = page.toObject(objOut);
MojErrCheck(err);
m_page.fromObject(objOut);
}
m_query.limit(MaxResults);
err = m_query.order(_T(""));
MojErrCheck(err);
// delete page info from query for query plan
page.clear();
m_query.page(page);
return MojErrNone;
}