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https://issues.apache.org/jira/browse/ARROW-11645?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Jorge Leitão updated ARROW-11645:
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Description:
The DataType interval is currently implemented as a i32 or i64. However, that
is incorrect and does not follow the spec.
{code:java}
// DAY_TIME - Indicates the number of elapsed days and milliseconds,
// stored as 2 contiguous 32-bit integers (8-bytes in total). Support
// of this IntervalUnit is not required for full arrow compatibility.
{code}
See [https://github.com/apache/arrow/blob/master/format/Schema.fbs]
E.g. I think that IntervalYearMonthType should be a `struct(i32,i32)` with a C
representation or something, which is how it is defined in the spec.
was:
The DataType interval is currently implemented as a i32 or i64. However, that
is incorrect and does not follow the spec.
See https://github.com/apache/arrow/blob/master/format/Schema.fbs
> [Rust] Interval is out of spec
> ------------------------------
>
> Key: ARROW-11645
> URL: https://issues.apache.org/jira/browse/ARROW-11645
> Project: Apache Arrow
> Issue Type: Bug
> Components: Rust
> Reporter: Jorge Leitão
> Priority: Critical
>
> The DataType interval is currently implemented as a i32 or i64. However, that
> is incorrect and does not follow the spec.
> {code:java}
> // DAY_TIME - Indicates the number of elapsed days and milliseconds,
>
>
> // stored as 2 contiguous 32-bit integers (8-bytes in total).
> Support
>
>
> // of this IntervalUnit is not required for full arrow
> compatibility.
> {code}
> See [https://github.com/apache/arrow/blob/master/format/Schema.fbs]
> E.g. I think that IntervalYearMonthType should be a `struct(i32,i32)` with a
> C representation or something, which is how it is defined in the spec.
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