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@shivbhatia10 shivbhatia10 commented Sep 25, 2025

Which issue does this PR close?

Rationale for this change

If I've understood semantic equality correctly, any two timestamps should meet the bar for equality regardless of time units and timezones, but the current code doesn't reflect that.

What changes are included in this PR?

Adds a branch to this method for timestamps.

Are these changes tested?

Yes

Are there any user-facing changes?

Yes

@github-actions github-actions bot added the common Related to common crate label Sep 25, 2025
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@vegarsti vegarsti left a comment

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Great!

@shivbhatia10 shivbhatia10 marked this pull request as ready for review September 26, 2025 10:45
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Thanks for the review @vegarsti! I've just removed the import and run cargo fmt, I think it needs another approval sorry about that

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Thanks for the review @vegarsti! I've just removed the import and run cargo fmt, I think it needs another approval sorry about that

Unfortunately I'm not a contributor/maintainer so my approval won't help you much, but this looks good!

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Thank you @shivbhatia10 and @vegarsti

@Jefffrey Jefffrey added this pull request to the merge queue Sep 28, 2025
Merged via the queue into apache:main with commit 320dd91 Sep 28, 2025
28 checks passed
hareshkh pushed a commit to hareshkh/datafusion that referenced this pull request Oct 17, 2025
…#17777)

* Extend datatype semantic equality to include timestamps

* test

* Respond to comments

* cargo fmt

---------

Co-authored-by: Shiv Bhatia <[email protected]>
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FYI - cherry-picked this change on #18129 for branch-50

alamb added a commit that referenced this pull request Oct 20, 2025
…amps (#17777) (#18129)

## Which issue does this PR close?

<!--
We generally require a GitHub issue to be filed for all bug fixes and
enhancements and this helps us generate change logs for our releases.
You can link an issue to this PR using the GitHub syntax. For example
`Closes #123` indicates that this PR will close issue #123.
-->

- Related to #17776
- Related to #18072

## Rationale for this change

<!--
Why are you proposing this change? If this is already explained clearly
in the issue then this section is not needed.
Explaining clearly why changes are proposed helps reviewers understand
your changes and offer better suggestions for fixes.
-->

If I've understood semantic equality correctly, any two timestamps
should meet the bar for equality regardless of time units and timezones,
but the current code doesn't reflect that.

## What changes are included in this PR?

<!--
There is no need to duplicate the description in the issue here but it
is sometimes worth providing a summary of the individual changes in this
PR.
-->

Adds a branch to this method for timestamps.

## Are these changes tested?

<!--
We typically require tests for all PRs in order to:
1. Prevent the code from being accidentally broken by subsequent changes
2. Serve as another way to document the expected behavior of the code

If tests are not included in your PR, please explain why (for example,
are they covered by existing tests)?
-->

Yes

## Are there any user-facing changes?

<!--
If there are user-facing changes then we may require documentation to be
updated before approving the PR.
-->

Yes

<!--
If there are any breaking changes to public APIs, please add the `api
change` label.
-->

---------

Co-authored-by: Shiv Bhatia <[email protected]>
Co-authored-by: Shiv Bhatia <[email protected]>
Co-authored-by: Andrew Lamb <[email protected]>
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Semantic equality check for DataType::Timestamp doesn't exist

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