SWJTU-ZhangLei commented on code in PR #10809:
URL: https://github.com/apache/doris/pull/10809#discussion_r920715002
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fe/fe-core/src/main/java/org/apache/doris/alter/RollupJobV2.java:
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@@ -540,7 +540,11 @@ protected boolean cancelImpl(String errMsg) {
private void cancelInternal() {
// clear tasks if has
- AgentTaskQueue.removeBatchTask(rollupBatchTask, TTaskType.ALTER);
+ if (rollupBatchTask != null) {
Review Comment:
> rollup batch task should not be null？it should be empty？how to reproduce
it？it seems a little serious rollup batch task now will be always initialized,
so it is so strange
maybe in deserialization， rollup batch task will be null ?
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