ZhangHuiGui commented on code in PR #41975:
URL: https://github.com/apache/arrow/pull/41975#discussion_r1627071215
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cpp/src/arrow/compute/exec.cc:
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@@ -1049,10 +1057,22 @@ class VectorExecutor : public
KernelExecutorImpl<VectorKernel> {
RETURN_NOT_OK(Exec(span, listener));
}
} else {
- // Kernel cannot execute chunkwise. If we have any chunked
- // arrays, then VectorKernel::exec_chunked must be defined
- // otherwise we raise an error
+ // Some vector kernels have a separate code path for handling
+ // chunked arrays (VectorKernel::exec_chunked), so we check if we
+ // have any chunked arrays. If we do and an exec_chunked function
+ // is defined then we call that.
+ bool have_chunked_arrays = false;
Review Comment:
`have_chunked_arrays` only used in `kernel_->can_execute_chunkwise=false`'s
branch.
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