[CALCITE-1063] Flat lists for 4, 5, 6 elements

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 1.7.0
• Assignee: Julian Hyde
• Reporter: Julian Hyde
• Created: 21/Jan/16 20:56
• Updated: 22/Mar/16 01:18
• Resolved: 24/Feb/16 21:40

Description

The FlatLists class already provides flat lists for 0, 2, 3 elements. Add flat lists for 4, 5, 6 elements. Also make the flat list for 1 element comparable (today we use Collections.singletonList, which is space efficient, but doesn't implement Comparable).