add the comments at computeFragmentHosts func in Coordinator.java

add the comments at computeFragmentHosts for my learn.
zhangm365 · Sep 4, 2024 · 283ff42 · 283ff42
1 parent 9a92b4c
commit 283ff42
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/fe/fe-core/src/main/java/org/apache/doris/qe/Coordinator.java b/fe/fe-core/src/main/java/org/apache/doris/qe/Coordinator.java
@@ -1752,7 +1752,7 @@ protected void computeFragmentHosts() throws Exception {
             PlanFragment fragment = fragments.get(i);
             FragmentExecParams params = fragmentExecParamsMap.get(fragment.getFragmentId());
 
-            if (fragment.getDataPartition() == DataPartition.UNPARTITIONED) {
+            if (fragment.getDataPartition() == DataPartition.UNPARTITIONED) {    // RANDOM,   false.
                 Reference<Long> backendIdRef = new Reference<Long>();
                 TNetworkAddress execHostport;
                 if (groupCommitBackend != null) {