// static
Status SubplanStage::make(Collection* collection,
WorkingSet* ws,
const QueryPlannerParams& params,
CanonicalQuery* cq,
SubplanStage** out) {
auto_ptr<SubplanStage> autoStage(new SubplanStage(collection, ws, params, cq));
Status planningStatus = autoStage->planSubqueries();
if (!planningStatus.isOK()) {
return planningStatus;
}
*out = autoStage.release();
return Status::OK();
}
// static
Status SubplanStage::make(OperationContext* txn,
Collection* collection,
WorkingSet* ws,
const QueryPlannerParams& params,
CanonicalQuery* cq,
SubplanStage** out) {
auto_ptr<SubplanStage> autoStage(new SubplanStage(txn, collection, ws, params, cq));
// Plan each branch of the $or.
Status planningStatus = autoStage->planSubqueries();
if (!planningStatus.isOK()) {
return planningStatus;
}
// Use the multi plan stage to select a winning plan for each branch, and then
// construct the overall winning plan from the resulting index tags.
Status multiPlanStatus = autoStage->pickBestPlan();
if (!multiPlanStatus.isOK()) {
return multiPlanStatus;
}
*out = autoStage.release();
return Status::OK();
}
