mymeiyi opened a new pull request, #31145:
URL: https://github.com/apache/doris/pull/31145
## Proposed changes
For a failed schema change job:
`
| 279497 | recover_with_schema_change0 | 2024-02-20 14:52:04.240 |
2024-02-20 14:52:05.386 | recover_with_schema_change0 | 279498 | 279481
| 1:103963454 | 88082 | CANCELLED | 279498 | NULL | 2592000 |
+--------+-----------------------------+-------------------------+-------------------------+-----------------------------+---------+---------------+---------------+---------------+-----------+--------+----------+---------+
`
only found the error msg is:
`
2024-02-20 14:52:05,386 INFO (schema-change-pool-1|656)
[SchemaChangeJobV2.cancelImpl():729] cancel SCHEMA_CHANGE job 279497, err:
279498
2024-02-20 14:52:05,392 INFO (schema-change-pool-1|656)
[SchemaChangeJobV2.cancelImpl():733] set table's state to NORMAL when cancel,
table id: 279480, job id: 279497
`
should print the stack trace:
`
2024-02-20 14:52:05,385 ERROR (schema-change-pool-1|656)
[AlterJobV2.run():225] failed to run alter job 279497
java.lang.NullPointerException: 279498
at
com.google.common.base.Preconditions.checkNotNull(Preconditions.java:921)
~[guava-32.1.2-jre.jar:?]
at
org.apache.doris.alter.SchemaChangeJobV2.onFinished(SchemaChangeJobV2.java:642)
~[doris-fe.jar:1.2-SNAPSHOT
]
at
org.apache.doris.alter.SchemaChangeJobV2.runRunningJob(SchemaChangeJobV2.java:586)
~[doris-fe.jar:1.2-SNAPS
HOT]
at org.apache.doris.alter.AlterJobV2.run(AlterJobV2.java:219)
~[doris-fe.jar:1.2-SNAPSHOT]
at
org.apache.doris.alter.SchemaChangeHandler.lambda$null$0(SchemaChangeHandler.java:1655)
~[doris-fe.jar:1.2-
SNAPSHOT]
at
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
~[?:1.8.0_131]
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
~[?:1.8.0_131]
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
~[?:1.8.0_131]
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
~[?:1.8.0_131]
at java.lang.Thread.run(Thread.java:748) ~[?:1.8.0_131]
`
## Further comments
If this is a relatively large or complex change, kick off the discussion at
[d...@doris.apache.org](mailto:d...@doris.apache.org) by explaining why you
chose the solution you did and what alternatives you considered, etc...
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