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Posted to commits@dolphinscheduler.apache.org by GitBox <gi...@apache.org> on 2021/07/12 20:04:52 UTC
[GitHub] [dolphinscheduler] kyoty opened a new issue #5808: [Bug][Server] When we try to transfer data using datax between different types of data sources, the worker will exit with ClassCastException
kyoty opened a new issue #5808:
URL: https://github.com/apache/dolphinscheduler/issues/5808
**Describe the bug**
When we try to transfer data using datax between different types of data sources, the worker will exit with ClassCastException
```java
[INFO] 2021-07-12 23:36:28.682 - [taskAppId=TASK-545173233664_3-3-3]:[464] - try to execute sql analysis query column name
[ERROR] 2021-07-12 23:36:28.688 org.apache.dolphinscheduler.server.worker.runner.TaskExecuteThread:[171] - task scheduler failure
java.lang.RuntimeException: java.lang.ClassCastException: org.apache.dolphinscheduler.common.datasource.clickhouse.ClickhouseConnectionParam cannot be cast to org.apache.dolphinscheduler.common.datasource.mysql.MysqlConnectionParam
at org.apache.dolphinscheduler.common.datasource.DatasourceUtil.getConnection(DatasourceUtil.java:84)
at org.apache.dolphinscheduler.server.worker.task.datax.DataxTask.tryExecuteSqlResolveColumnNames(DataxTask.java:557)
at org.apache.dolphinscheduler.server.worker.task.datax.DataxTask.parsingSqlColumnNames(DataxTask.java:465)
at org.apache.dolphinscheduler.server.worker.task.datax.DataxTask.buildDataxJobContentJson(DataxTask.java:286)
at org.apache.dolphinscheduler.server.worker.task.datax.DataxTask.buildDataxJsonFile(DataxTask.java:215)
at org.apache.dolphinscheduler.server.worker.task.datax.DataxTask.handle(DataxTask.java:166)
at org.apache.dolphinscheduler.server.worker.runner.TaskExecuteThread.run(TaskExecuteThread.java:159)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run$$$capture(FutureTask.java:266)
at java.util.concurrent.FutureTask.run(FutureTask.java)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
Caused by: java.lang.ClassCastException: org.apache.dolphinscheduler.common.datasource.clickhouse.ClickhouseConnectionParam cannot be cast to org.apache.dolphinscheduler.common.datasource.mysql.MysqlConnectionParam
at org.apache.dolphinscheduler.common.datasource.mysql.MysqlDatasourceProcessor.getConnection(MysqlDatasourceProcessor.java:113)
at org.apache.dolphinscheduler.common.datasource.DatasourceUtil.getConnection(DatasourceUtil.java:82)
... 12 common frames omitted
```
**Which version of Dolphin Scheduler:**
latest dev
**Additional context**
Add any other context about the problem here.
**Requirement or improvement**
- Please describe about your requirements or improvement suggestions.
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[GitHub] [dolphinscheduler] github-actions[bot] commented on issue #5808: [Bug][Server] When we try to transfer data using datax between different types of data sources, the worker will exit with ClassCastException
Posted by GitBox <gi...@apache.org>.
github-actions[bot] commented on issue #5808:
URL: https://github.com/apache/dolphinscheduler/issues/5808#issuecomment-878390929
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[GitHub] [dolphinscheduler] CalvinKirs closed issue #5808: [Bug][Server] When we try to transfer data using datax between different types of data sources, the worker will exit with ClassCastException
Posted by GitBox <gi...@apache.org>.
CalvinKirs closed issue #5808:
URL: https://github.com/apache/dolphinscheduler/issues/5808
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