tee() splits a stream into two branches. It seems straightforward, but the implementation requires buffering: if one branch is read faster than the other, the data must be held somewhere until the slower branch catches up.
Standard Digital。关于这个话题，新收录的资料提供了深入分析
Антон Похиляк (редактор отдела оперативной информации)，推荐阅读新收录的资料获取更多信息
| where action_s == "Block"，详情可参考新收录的资料