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Apache Linkis builds a computation middleware layer to facilitate connection, governance and orchestration between the upper applications and the underlying data engines.
https://linkis.apache.org/
Apache License 2.0
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linkis failed to obtain the user name when executing JDBC task #1666

Closed Ritakang0451 closed 2 years ago

Ritakang0451 commented 2 years ago

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Linkis Component

linkis-commons

What happened + What you expected to happen

2021-10-31 05:16:54.016 ERROR Task is Failed,errorMsg: NullPointerException: jdbc.username cannot be null.

Source code: com.webank.wedatasphere.linkis.manager.engineplugin.jdbc.executer.JDBCEngineConnExecutor received val properties = engineExecutorContext.getProperties.asInstanceOf[util.Map[String, String]] No,jdbc.username parameter

Relevent platform

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Reproduction script

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Anything else

This question comes from the QA documentation of the Linkis community

Are you willing to submit a PR?

Ritakang0451 commented 2 years ago

Answer: Method 1: Documentation: temporary fixes for JDBC problems note Link: http://note.youdao.com/noteshare?id=0816q3f429dd2e226a13877eba8bad1e3&sub=4ADEE86F433B4A59BBB20621A1C4B2AE

Method 2: compare and modify this file https://github.com/apache/incubator-linkis/blob/319213793881b0329022cf4137ee8d4c502395c7/linkis-engineconn-plugins/engineconn-plugins/jdbc/src/main/scala/com/webank/wedatasphere/linkis/manager/engineplugin/jdbc/executer/JDBCEngineConnExecutor.scala