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Add xxhash64
support for nested types
#2575
base: branch-25.02
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Signed-off-by: ustcfy <[email protected]>
xxhash64
support for nested types
Signed-off-by: ustcfy <[email protected]>
Co-authored-by: Chong Gao <[email protected]>
Signed-off-by: ustcfy <[email protected]>
Please add more cases, LGTM for the function. |
Co-authored-by: Chong Gao <[email protected]>
Signed-off-by: ustcfy <[email protected]>
LGTM |
build |
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looks good, but I am no expert on the CUDA side of things.
cudf::size_type row_index) const noexcept | ||
{ | ||
if (_check_nulls && col.is_null(row_index)) { return _seed; } | ||
return XXHash_64<T>{_seed}(col.element<T>(row_index)); |
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Can we have a follow on issue to make the hash function a template? We have the same issues with all hash functions we want to support, so having generic code would be nice.
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Look good to me, but a nit.
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Sorry, this PR has similar implementation with the HiveHash one, so both need to address the issue with shallow stack size unless we want to target this for 24.12.
Contribute to #2574
This PR adds support for
xxhash64
withstruct
,list
andmap
types.The hardcoded expected values in the tests are generated using Spark.
For example, you can produce the same results as in
testXXHash64ListOfStruct
using the following code.You will get the following output: