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Antoine Pitrou commented on ARROW-7085: --------------------------------------- No, Arrow does not provide an API to find out the index of a string in the dictionary. The dictionary is a simple linear array, so you can still do a linear scan for the value you're interested in. > [C++][CSV] Add support for Extention type in csv reader > ------------------------------------------------------- > > Key: ARROW-7085 > URL: https://issues.apache.org/jira/browse/ARROW-7085 > Project: Apache Arrow > Issue Type: Improvement > Components: C++ > Reporter: Artem Alekseev > Priority: Major > -- This message was sent by Atlassian Jira (v8.3.4#803005)