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Posted to issues@spark.apache.org by "Marco Gaido (JIRA)" <ji...@apache.org> on 2018/06/12 19:37:00 UTC
[jira] [Updated] (SPARK-23931) High-order function: array_zip(array1, array2[, ...]) → array|
[ https://issues.apache.org/jira/browse/SPARK-23931?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Marco Gaido updated SPARK-23931:
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Summary: High-order function: array_zip(array1, array2[, ...]) → array<row> (was: High-order function: zip(array1, array2[, ...]) → array<row>)
> High-order function: array_zip(array1, array2[, ...]) → array<row>
> ------------------------------------------------------------------
>
> Key: SPARK-23931
> URL: https://issues.apache.org/jira/browse/SPARK-23931
> Project: Spark
> Issue Type: Sub-task
> Components: SQL
> Affects Versions: 2.3.0
> Reporter: Xiao Li
> Assignee: Dylan Guedes
> Priority: Major
> Fix For: 2.4.0
>
>
> Ref: https://prestodb.io/docs/current/functions/array.html
> Merges the given arrays, element-wise, into a single array of rows. The M-th element of the N-th argument will be the N-th field of the M-th output element. If the arguments have an uneven length, missing values are filled with NULL.
> {noformat}
> SELECT zip(ARRAY[1, 2], ARRAY['1b', null, '3b']); -- [ROW(1, '1b'), ROW(2, null), ROW(null, '3b')]
> {noformat}
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