[DATAFU-115] Make TupleFromBag implement Accumulator

• Type: Improvement
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 1.3.0
• Fix Version/s: 1.3.1
• Labels: performance
• Flags: Patch
• Assignee: Eyal Allweil
• Reporter: Eyal Allweil
• Created: 03/Mar/16 11:59
• Updated: 29/Mar/16 07:52
• Resolved: 09/Mar/16 17:49

Description

Similar to DATAFU-114.

TupleFromBag doesn't need to hold the bag in memory, and can iterate through it until it reaches the desired tuple. By implementing Accumulator, larger bags can be used and with a smaller memory footprint.