[ARROW-1865] [C++] Adding a column to an empty Table fails

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 0.8.0
• Component/s: C++
• Labels: pull-request-available
• External issue URL: https://github.com/apache/arrow/issues/17858
• Assignee: Wes McKinney
• Reporter: Uwe Korn
• Created: 28/Nov/17 12:27
• Updated: 11/Jan/23 07:17
• Resolved: 03/Dec/17 21:37

Description

If we remove a column from a table and add new column (probably a casted version of it), it is rejected as the Table num_rows was reset to 0:

Invalid: Added column's length must match table's length. Expected length 0 but got length 1

Issue Links

• links to: GitHub Pull Request #1373