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From Ben-Zvi <...@git.apache.org>
Subject [GitHub] drill pull request #822: DRILL-5457: Spill implementation for Hash Aggregate
Date Wed, 31 May 2017 02:06:18 GMT
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.


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