Wes McKinney created ARROW-10097: ------------------------------------ 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 -- This message was sent by Atlassian Jira (v8.3.4#803005)