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https://issues.apache.org/jira/browse/DRILL-5457?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16030495#comment-16030495
]
ASF GitHub Bot commented on DRILL-5457:
---------------------------------------
Github user Ben-Zvi commented on a diff in the pull request:
https://github.com/apache/drill/pull/822#discussion_r119256961
--- Diff:
exec/java-exec/src/main/java/org/apache/drill/exec/physical/impl/aggregate/HashAggTemplate.java
---
@@ -204,24 +293,157 @@ private int getNumPendingOutput() {
@RuntimeOverridden
public void setupInterior(@Named("incoming") RecordBatch incoming,
@Named("outgoing") RecordBatch outgoing,
- @Named("aggrValuesContainer") VectorContainer aggrValuesContainer)
{
+ @Named("aggrValuesContainer") VectorContainer aggrValuesContainer)
throws SchemaChangeException {
}
@RuntimeOverridden
- public void updateAggrValuesInternal(@Named("incomingRowIdx") int
incomingRowIdx, @Named("htRowIdx") int htRowIdx) {
+ public void updateAggrValuesInternal(@Named("incomingRowIdx") int
incomingRowIdx, @Named("htRowIdx") int htRowIdx) throws SchemaChangeException{
}
@RuntimeOverridden
- public void outputRecordValues(@Named("htRowIdx") int htRowIdx,
@Named("outRowIdx") int outRowIdx) {
+ public void outputRecordValues(@Named("htRowIdx") int htRowIdx,
@Named("outRowIdx") int outRowIdx) throws SchemaChangeException{
}
}
+ /**
+ * An internal class to replace "incoming" - instead scanning a spilled
partition file
+ */
+ public class SpilledRecordbatch implements CloseableRecordBatch {
+ private VectorContainer container = null;
--- End diff --
Done.
> Support Spill to Disk for the Hash Aggregate Operator
> -----------------------------------------------------
>
> Key: DRILL-5457
> URL: https://issues.apache.org/jira/browse/DRILL-5457
> Project: Apache Drill
> Issue Type: Improvement
> Components: Execution - Relational Operators
> Affects Versions: 1.10.0
> Reporter: Boaz Ben-Zvi
> Assignee: Boaz Ben-Zvi
> Fix For: 1.11.0
>
>
> Support gradual spilling memory to disk as the available memory gets too
> small to allow in memory work for the Hash Aggregate Operator.
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