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Posted to issues@arrow.apache.org by "Wes McKinney (Jira)" <ji...@apache.org> on 2020/09/25 19:35:00 UTC
[jira] [Created] (ARROW-10097) [C++] Persist SetLookupState in
between usages of IsIn when filtering dataset batches
Wes McKinney created ARROW-10097:
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Summary: [C++] Persist SetLookupState in between usages of IsIn when filtering dataset batches
Key: ARROW-10097
URL: https://issues.apache.org/jira/browse/ARROW-10097
Project: Apache Arrow
Issue Type: Improvement
Components: C++
Affects Versions: 1.0.1
Reporter: Wes McKinney
Fix For: 2.0.0
Building a large hash table has a non-trivial cost.
See mailing list discussion
https://lists.apache.org/thread.html/rb85519cc21ffb09a836a9107919e07b076165ff81c22fb88b59a8296%40%3Cuser.arrow.apache.org%3E
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