摘要: ###Hive的case when语法 方法一: case when tb1.os = 'android' then 'android' when tb1.os = 'ios' then 'iPhone' else 'PC' end as os 方法二: case tb1.os when 'andr 阅读全文
posted @ 2021-07-22 19:40 落花桂 阅读(97) 评论(0) 推荐(0) 编辑
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