[ARROW-7077] [C++] Unsupported Dict->T cast crashes instead of returning error

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 0.15.1
• Fix Version/s: 0.16.0
• Component/s: C++
• Labels: pull-request-available
• External issue URL: https://github.com/apache/arrow/issues/23385
• Assignee: Antoine Pitrou
• Reporter: Antoine Pitrou
• Created: 06/Nov/19 15:54
• Updated: 11/Jan/23 07:51
• Resolved: 05/Dec/19 23:17

Description

>>> arr = pa.array(["foo", "bar"])                                                                                                                                    
>>> arr.dictionary_encode().cast('binary')                                                                                                                            
F1106 16:53:22.411165 28503 cast.cc:919]  Check failed: values_type.Equals(*output->type) Dictionary type: string target type: binary

Issue Links

• links to: GitHub Pull Request #5963