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Results tagged with array
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user 75908
An array is an ordered linear data structure consisting of a collection of elements (values, variables, or references), each identified by one or more indexes. When asking about specific variants of arrays, use related tags as well. When using this tag, in a question that is specific to a database, tag the question with the database being used.
1
vote
0
answers
86
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Can I assign an index to an exploded array?
I'm doing a LATERAL EXPLODE on an array in Hive, is there a way of reliably assigning a row number based on the array element? …
- 539
0
votes
1
answer
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Testing a Hive array for IS NULL says not null
I have a table containing an array, and I want to check if it is empty or NULL. It appears that I cannot check the NULL directly! Can anyone shed light on why the NULL check isn't working? … create table `test_array_split`
( `campaign` string
, `questions` array<string>
)
stored as orc ;
insert into `test_array_split` (`campaign`) values ('1');
select
`campaign`
, `questions`
, size( …
- 539