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https://issues.apache.org/jira/browse/PHOENIX-2628?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15227533#comment-15227533
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ASF GitHub Bot commented on PHOENIX-2628:
-----------------------------------------
Github user chrajeshbabu commented on a diff in the pull request:
https://github.com/apache/phoenix/pull/156#discussion_r58640990
--- Diff:
phoenix-core/src/main/java/org/apache/phoenix/iterate/BaseResultIterators.java
---
@@ -465,7 +465,14 @@ private static String toString(List<byte[]> gps) {
}
private List<List<Scan>> getParallelScans() throws SQLException {
- return getParallelScans(EMPTY_BYTE_ARRAY, EMPTY_BYTE_ARRAY);
+ if (scan == null
+ || (ScanUtil.isLocalIndex(scan)
+ &&
Bytes.compareTo(context.getScan().getStartRow(), scan.getStartRow()) == 0 &&
Bytes
+ .compareTo(context.getScan().getStopRow(),
scan.getStopRow()) == 0)) {
+ return getParallelScans(EMPTY_BYTE_ARRAY, EMPTY_BYTE_ARRAY);
--- End diff --
This check detects whether scan boundaries are equal to context scan
boundaries or not. If they are same we are going by getting all parallel scans
for the table. Will document it.
> Ensure split when iterating through results handled correctly
> -------------------------------------------------------------
>
> Key: PHOENIX-2628
> URL: https://issues.apache.org/jira/browse/PHOENIX-2628
> Project: Phoenix
> Issue Type: Bug
> Reporter: James Taylor
> Assignee: Rajeshbabu Chintaguntla
> Fix For: 4.8.0
>
> Attachments: PHOENIX-2628-wip.patch, PHOENIX-2628.patch,
> PHOENIX-2628_v7.patch, PHOENIX-2628_v8.patch
>
>
> We should start with a test case to ensure this works correctly, both for
> scans and aggregates.
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