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Posted to issues@impala.apache.org by "Sahil Takiar (JIRA)" <ji...@apache.org> on 2019/07/23 19:05:00 UTC
[jira] [Created] (IMPALA-8784) Implement a RowBatchQueue backed by
a BufferedTupleStream
Sahil Takiar created IMPALA-8784:
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Summary: Implement a RowBatchQueue backed by a BufferedTupleStream
Key: IMPALA-8784
URL: https://issues.apache.org/jira/browse/IMPALA-8784
Project: IMPALA
Issue Type: Sub-task
Components: Backend
Reporter: Sahil Takiar
Assignee: Sahil Takiar
The {{BufferedPlanRootSink}} should use a {{RowBatchQueue}} backed by a {{BufferedTupleStream}}. This requires the following changes:
* Creating a new {{SpillableRowBatchQueue}} that implements {{RowBatchQueue}} and internally uses a {{BufferedTupleStream}}
* Changing the implementation of {{RowBatchQueue}} used by {{BufferedPlanRootSink}} to {{SpillableRowBatchQueue}}
* Update {{PlanRootSink.java}} so that it sets a {{ResourceProfile}} that should be used by the {{BufferedPlanRootSink}}
* Update {{DataSinks.thrift}} so that it passes {{ResourceProfile}}-s from the fe/ to the be/
* {{BufferedPlanRootSink}} should Initialize and close a {{ReservationManager}} to be used by the {{BufferedTupleStream}}
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