morrySnow commented on code in PR #19169:
URL: https://github.com/apache/doris/pull/19169#discussion_r1179403665
##########
fe/fe-core/src/main/java/org/apache/doris/qe/Coordinator.java:
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@@ -1357,8 +1357,8 @@ private void computeFragmentExecParams() throws Exception
{
// when left table is empty, it's bucketset is empty.
// set right table destination address to the address of left
table
- if (destParams.instanceExecParams.size() == 1
- &&
destParams.instanceExecParams.get(0).bucketSeqSet.isEmpty()) {
+ if (destParams.instanceExecParams.size() == 1 && (bucketNum == 0
+ ||
destParams.instanceExecParams.get(0).bucketSeqSet.isEmpty())) {
Review Comment:
why add back `destParams.instanceExecParams.get(0).bucketSeqSet.isEmpty()`?
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