Joris Van den Bossche created ARROW-10578:
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Summary: [C++] Comparison kernels crashing for string array with
null string scalar
Key: ARROW-10578
URL: https://issues.apache.org/jira/browse/ARROW-10578
Project: Apache Arrow
Issue Type: Bug
Components: C++
Reporter: Joris Van den Bossche
Comparing a string array with a string scalar works:
{code}
In [1]: import pyarrow.compute as pc
In [2]: pc.equal(pa.array(["a", None, "b"]), pa.scalar("a", type="string")
Out[2]:
<pyarrow.lib.BooleanArray object at 0x7f38d56e23a8>
[
true,
null,
false
]
{code}
but if the scalar is a null (from the proper string type), it crashes:
{code}
In [4]: pc.equal(pa.array(["a", None, "b"]), pa.scalar(None, type="string"))
Segmentation fault (core dumped)
{code}
(and not even debug messages ..)
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