[JAVA] Reduce Heap Usage per Vector

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https://docs.google.com/document/d/1MU-ah_bBHIxXNrd7SkwewGCOOexkXJ7cgKaCis5f-PI/edit

Reporter: Siddharth Teotia / @siddharthteotia
Assignee: Siddharth Teotia / @siddharthteotia

Related issues:

• [JAVA] Reduce Heap Usage(Phase 1): move release listener logic to Allocation Manager (is blocked by)
• [JAVA] Reduce heap usage(Phase 2) - memory footprint in AllocationManager.BufferLedger (is blocked by)
• [JAVA] Reduce Heap Usage (Phase 3): consolidate buffers (is blocked by)

_{Note: This issue was originally created as ARROW-1621. Please see the migration documentation for further details.}

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Wes McKinney / @wesm:
Does this need to be moved to 0.9.0?

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Wes McKinney / @wesm:
Moved to 0.9.0

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Wes McKinney / @wesm:
Moving off 0.9.0. What more needs to be done here?

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Siddharth Teotia / @siddharthteotia:
ARROW-1807 needs to be done.

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Wes McKinney / @wesm:
What is the status of this project?

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Wes McKinney / @wesm:
@siddharthteotia ?

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Wes McKinney / @wesm:
Declaring "Mission Accomplished" since the dependent issues are resolved