studied the problem, and so I spent much more time writing than
In 0.21.0 Top K performance improved by up to 30% for certain benchmarked Top K queries. For instance, the following Top K query dropped from 90ms to 70ms over a 100M row dataset:
，更多细节参见新收录的资料
Фото: Пелагия Тихонова / Коммерсантъ，更多细节参见新收录的资料
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