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                分區表的好處是<mark>提高查詢效率</mark>,我們可以通過`where`條件來指定要查詢的分區,從而減少查詢量。 <br/> 分區表分為**靜態分區**和**動態分區**。 靜態分區:往分區表裝載數據時,需要明確指定分區字段和分區值; 動態分區:往分區表裝載數據時,只需要指定分區字段即可。
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