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文章浏览阅读501次。数据集1.distinct1.1当distinct后跟一列时,只对当前列去重案例:select distinct name2 from holo_dwd_0_wangshuaizun_test_source2 1.2 当distinct 后跟好多列时,其实是对后面所有列名的组合进行去重案例:select distinct name2,sex from holo_dwd_0_wangshuaizun_test_source22.order by...
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