select
"世界" area_name,
"xj00" area_code,
"100000000" area_num
from
dim.dim_area_code
则dim.dim_area_code有多少行记录,我们赋值的这条记录就重复多少遍
select自己指定的字符串
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2022-01-28
select
"世界" area_name,
"xj00" area_code,
"100000000" area_num
from
dim.dim_area_code
则dim.dim_area_code有多少行记录,我们赋值的这条记录就重复多少遍
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