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Wes McKinney updated ARROW-4097: -------------------------------- Fix Version/s: (was: 0.13.0) 0.14.0 > [C++] Add function to "conform" a dictionary array to a target new dictionary > ----------------------------------------------------------------------------- > > Key: ARROW-4097 > URL: https://issues.apache.org/jira/browse/ARROW-4097 > Project: Apache Arrow > Issue Type: New Feature > Components: C++ > Reporter: Wes McKinney > Priority: Major > Fix For: 0.14.0 > > > Follow up work to ARROW-554. > Unifying multiple dictionary-encoded arrays is one use case. Another is > rewriting a DictionaryArray to be based on another dictionary. For example, > this would be used to implement Cast from one dictionary type to another. > This will need to be able to insert nulls where there are values that are not > found in the target dictionary > see also discussion at > https://github.com/apache/arrow/pull/3165#discussion_r243025730 -- This message was sent by Atlassian JIRA (v7.6.3#76005)