[IMPALA-5930] Document that SCAN_NODE_CODEGEN_THRESHOLD has had no effect since 2.7

• Type: Bug
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: Impala 2.10.0
• Fix Version/s: Impala 3.0
• Component/s: Docs
• Target Version: Impala 2.12.0
• Epic Color: ghx-label-7
• Assignee: Alexandra Rodoni
• Reporter: Tim Armstrong
• Created: 13/Sep/17 18:33
• Updated: 19/Apr/18 18:29
• Resolved: 19/Apr/18 18:29

Description

SCAN_NODE_CODEGEN_THRESHOLD was made ineffective a while back IMPALA-4319 but the docs don't reflect this yet.