charlesconnell commented on code in PR #6978:
URL: https://github.com/apache/hbase/pull/6978#discussion_r2081822422
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hbase-endpoint/src/main/java/org/apache/hadoop/hbase/coprocessor/AggregateImplementation.java:
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@@ -560,20 +609,22 @@ private void postScanPartialResultUpdate(List<Cell>
results, PartialResultContex
}
}
- private void setPartialResultResponse(AggregateResponse.Builder builder,
AggregateRequest request,
- boolean hasMoreRows, PartialResultContext context) throws IOException {
- // If we encountered an RpcThrottlingException, tell the client the
partial result we've
- // accumulated so far, and what row to start scanning at in order to
finish the scan.
+ private AggregateResponse.Builder responseBuilder(AggregateRequest request,
boolean hasMoreRows,
+ PartialResultContext context) {
+ AggregateResponse.Builder builder = AggregateResponse.newBuilder();
if (request.getClientSupportsPartialResult() && hasMoreRows) {
if (context.lastRowSuccessfullyProcessedArray != null) {
byte[] lastRowSuccessfullyProcessed = Arrays.copyOfRange(
context.lastRowSuccessfullyProcessedArray,
context.lastRowSuccessfullyProcessedOffset,
context.lastRowSuccessfullyProcessedOffset +
context.lastRowSuccessfullyProcessedLength);
builder.setNextChunkStartRow(ByteString.copyFrom(
ClientUtil.calculateTheClosestNextRowKeyForPrefix(lastRowSuccessfullyProcessed)));
+ } else {
+ builder.setNextChunkStartRow(request.getScan().getStartRow());
Review Comment:
This is half of the key fix here. If no results were found, indicate that
retry is still necessary.
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