Method Open

be/src/exprs/scalar-expr-evaluator.cc:146–157

}

Status ScalarExprEvaluator::Open(RuntimeState* state) {
  DCHECK(initialized_);
  if (opened_) return Status::OK();
  opened_ = true;
  // Fragment-local state is only initialized for original contexts. Clones inherit the
  // original's fragment state and only need to have thread-local state initialized.
  // TODO: Move FRAGMENT_LOCAL state to ScalarExpr. ScalarExprEvaluator should only
  // have THREAD_LOCAL state.
  FunctionContext::FunctionStateScope scope =
      is_clone_ ? FunctionContext::THREAD_LOCAL : FunctionContext::FRAGMENT_LOCAL;
  return root_.OpenEvaluator(scope, state, this);
}

Status ScalarExprEvaluator::Open(
    const vector<ScalarExprEvaluator*>& evals, RuntimeState* state) {