[TRAFODION-1422] Delete column can be dramatically improved (ALTER statement)

• Type: Improvement
• Status: Open
• Priority: Minor
• Resolution: Unresolved
• Component/s: sql-general
• Labels: performance
• Assignee: Eric Owhadi
• Reporter: Eric Owhadi
• Created: 24/Jul/15 19:35
• Updated: 06/Mar/18 16:22

Description

The current code path for delete column has not been optimized and can be greatly improved. See comments bellow for many ways to implement optimization.