Method CreateExecNode

be/src/exec/topn-node.cc:117–121

}

Status TopNPlanNode::CreateExecNode(RuntimeState* state, ExecNode** node) const {
  ObjectPool* pool = state->obj_pool();
  *node = pool->Add(new TopNNode(pool, *this, state->desc_tbl()));
  return Status::OK();
}

/// In the TopNNode constructor if 'pnode.partition_comparator_config_' is NULL, we use
/// this dummy comparator to avoid 'partition_cmp_' becoming a null pointer. This is