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hive表实现行转列和列转行_lateral view explode (split(nums,','))

lateral view explode (split(nums,','))

hive表行转列和列转行


t1

item num
A 1,2,3,4
B 2,5,1

行转列(lateral view explode)

--使用侧视图lateral view explode进行行转列
create table t3 as with r1 as (select item ,nums from t1  lateral view explode(split(num,",")
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