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Posted to jira@arrow.apache.org by "ASF GitHub Bot (Jira)" <ji...@apache.org> on 2021/03/30 17:03:00 UTC

[jira] [Updated] (ARROW-12155) [R] Require Table columns to be same length

     [ https://issues.apache.org/jira/browse/ARROW-12155?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

ASF GitHub Bot updated ARROW-12155:
-----------------------------------
    Labels: pull-request-available  (was: )

> [R] Require Table columns to be same length
> -------------------------------------------
>
>                 Key: ARROW-12155
>                 URL: https://issues.apache.org/jira/browse/ARROW-12155
>             Project: Apache Arrow
>          Issue Type: Bug
>          Components: R
>    Affects Versions: 3.0.0
>            Reporter: Ian Cook
>            Assignee: Ian Cook
>            Priority: Major
>              Labels: pull-request-available
>             Fix For: 4.0.0
>
>          Time Spent: 10m
>  Remaining Estimate: 0h
>
> An error is thrown if the user attempts to create a RecordBatch with different length arrays:
> {code:java}
> > arrow::record_batch(a=1:5, b = 42)
> Error: Invalid: All arrays must have the same length {code}
> But no error is thrown if the user attempts to create a Table with different length columns. Instead we get garbage in the table:
> {code:java}
> Table$create(a=1:5, b = 42) %>% collect()
> # A tibble: 5 x 2
>       a         b
>   <int>     <dbl>
> 1     1 4.20e+  1
> 2     2 6.94e-310
> 3     3 6.94e-310
> 4     4 6.94e-310
> 5     5 6.94e-310  {code}
> Change the behavior for Table creation to match the current behavior of RecordBatch creation.



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