你可以通过这个链接看看我的脚本。
Importantly, parts belonging to different partitions are never merged. If a key of high cardinality, e.g., date_time_ms, is chosen as a partition key then parts spread across thousands of folders will never be merge candidates - exceeding preconfigured limits and causing the "Too many inactive parts (N). Parts cleaning are processing significantly slower than inserts" error on subsequent INSERTs. Addressing this problem is simple: choose a partition key with cardinality，更多细节参见在電腦瀏覽器中掃碼登入 WhatsApp，免安裝即可收發訊息
，这一点在手游中也有详细论述
Студент спасся от леопарда и забил его насмерть камнями20:49，详情可参考超级权重
Ambiguous Parsing #