Niranda Perera created ARROW-13170:
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Summary: [C++] Reducing branching in
compute/kernels/vector_selection.cc
Key: ARROW-13170
URL: https://issues.apache.org/jira/browse/ARROW-13170
Project: Apache Arrow
Issue Type: Improvement
Components: C++
Reporter: Niranda Perera
Assignee: Niranda Perera
[~wesm] pointed out that the selection operations can be improved by using a
non-branching method in ML and [~yibocai] confirmed this.
[https://lists.apache.org/thread.html/rcffa661ca3526863fc5148ed3c111a72f03b2ce2626178bd83570aa6%40%3Cdev.arrow.apache.org%3E]
Evaluate the following
# Using branch-less approach
# Check if `BitmapWordReader` can achieve better performance
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