fix: support float16 for abs()
#18304
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Jefffrey
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Oct 27, 2025
| Volatility, | ||
| }; | ||
| use datafusion_macros::user_doc; | ||
| use num_traits::sign::Signed; |
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We need num_traits to get the abs implementation for f16 as it's only implemented for this trait: https://docs.rs/half/latest/half/struct.f16.html#method.abs-2
| /// Return different implementations based on input datatype to reduce branches during execution | ||
| fn create_abs_function(input_data_type: &DataType) -> Result<MathArrayFunction> { | ||
| match input_data_type { | ||
| DataType::Float16 => Ok(make_abs_function!(Float16Array)), |
| } | ||
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| fn return_type(&self, arg_types: &[DataType]) -> Result<DataType> { | ||
| match arg_types[0] { |
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Just a little cleanup
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| statement ok | ||
| CREATE TABLE test_nullable_integer( | ||
| c1 TINYINT, |
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I changed my editor to remove trailing whitespaces on write hence these changes; I wonder if we should have a lint for SLT files? 🤔
alamb
approved these changes
Oct 27, 2025
tobixdev
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Nov 2, 2025
## 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 apache#123` indicates that this PR will close issue apache#123. --> N/A ## 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. --> Cover missing f16 type for `abs` ## 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. --> Support `abs` on f16; also do some cleanup. ## 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)? --> Added SLT. ## Are there any user-facing changes? <!-- If there are user-facing changes then we may require documentation to be updated before approving the PR. --> No. <!-- If there are any breaking changes to public APIs, please add the `api change` label. -->
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Which issue does this PR close?
N/A
Rationale for this change
Cover missing f16 type for
absWhat changes are included in this PR?
Support
abson f16; also do some cleanup.Are these changes tested?
Added SLT.
Are there any user-facing changes?
No.