Method generateInnerJoin

src/jrd/optimizer/Optimizer.cpp:2793–2816

//

void Optimizer::generateInnerJoin(const StreamList& streams,
								  RiverList& rivers,
								  SortNode** sortClause,
								  const PlanNode* planClause)
{
	if (streams.isEmpty())
		return;

	if (planClause && streams.getCount() > 1)
	{
		// this routine expects a join/merge
		formRivers(streams, rivers, sortClause, planClause);
		return;
	}

	InnerJoin innerJoin(tdbb, this, streams,
						sortClause, (planClause != nullptr));

	while (innerJoin.findJoinOrder())
	{
		const auto river = innerJoin.formRiver();
		rivers.add(river);
	}
}


//