alamb opened a new issue #91: URL: https://github.com/apache/arrow-datafusion/issues/91
*Note*: migrated from original JIRA: https://issues.apache.org/jira/browse/ARROW-9382 Currently we do not support boolean columns on groupBy. Here is a reproducer: {code} alamb@MacBook-Pro:~/Software/arrow/rust$ echo "false" > /tmp/foo.csv alamb@MacBook-Pro:~/Software/arrow/rust$ cargo run --bin datafusion-cli Finished dev [unoptimized + debuginfo] target(s) in 0.14s Running `target/debug/datafusion-cli` > create external table test(c1 boolean) stored as CSV location '/tmp/foo.csv'; 0 rows in set. Query took 0 seconds. > select count(c1), c1 from test group by c1; ArrowError(ExternalError(ExecutionError("Unsupported GROUP BY data type"))) {code} The expected result is {code} 1, false {code} -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org