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ASF GitHub Bot updated ARROW-12722: ----------------------------------- Labels: pull-request-available (was: ) > [R] Raise error when attemping to print table with duplicated naming > -------------------------------------------------------------------- > > Key: ARROW-12722 > URL: https://issues.apache.org/jira/browse/ARROW-12722 > Project: Apache Arrow > Issue Type: Improvement > Reporter: Nic Crane > Assignee: Nic Crane > Priority: Major > Labels: pull-request-available > Time Spent: 10m > Remaining Estimate: 0h > > It is currently possible to create a table (and possibly RecordBatch) with > duplicated column names, which leads to later issues when trying to analyse > the data - see the below example. > An appropriate error should be raised instead of letting duplicate names to > be used > > {code:java} > > Table$create(iris, iris) %>% filter(Species == "versicolor") > Error in schm$GetFieldByName(name)$ToString() : attempt to apply non-function > {code} -- This message was sent by Atlassian Jira (v8.3.4#803005)