[KNOX-2345] KnoxShellTable must handle NULL cols

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 1.4.0
• Component/s: KnoxShell
• Assignee: Larry McCay
• Reporter: Larry McCay
• Created: 19/Apr/20 17:45
• Updated: 19/Apr/20 18:07
• Resolved: 19/Apr/20 18:07

Description

While testing HiveServer2 queries from KnoxShell and knoxline, I found that table cols that are nullable cause an NPE while rendering.
It was found during actual queries and 'describe table' calls.