需要的 padding 高度：
For our first experiment, we used ClickBench, an analytical database benchmark. ClickBench has 43 queries that focus on aggregation and filtering operations. The operations run on a single wide table with 100M rows, which uses about 14 GB when serialized to Parquet and 75 GB when stored in CSV format.
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Мэр украинского города обратился к волонтеру словами «обосрыш» и «бубочка»14:38
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His detention triggered the country's largest street protests in more than a decade, followed by hundreds of arrests and a police crackdown.