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exchange update faq #1800

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Dec 6, 2022
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exchange update faq #1800

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4 changes: 2 additions & 2 deletions docs-2.0/nebula-exchange/ex-ug-FAQ.md
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Expand Up @@ -46,9 +46,9 @@ Solution: Add the following configuration in the `profiles` scope of Maven's `se

## Execution

### Q: How to submit in Yarn-Cluster mode?
### Q: Error: `java.lang.ClassNotFoundException: com.vesoft.nebula.exchange.Exchange`

To submit a task in Yarn-Cluster mode, run the following command:
To submit a task in Yarn-Cluster mode, run the following command, **especially the two '--conf' commands in the example**.

```bash
$SPARK_HOME/bin/spark-submit --class com.vesoft.nebula.exchange.Exchange \
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4 changes: 2 additions & 2 deletions docs-2.0/nebula-exchange/parameter-reference/ex-ug-para-import-command.md
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Expand Up @@ -20,9 +20,9 @@ After editing the configuration file, run the following commands to import speci

The version number of a JAR file is subject to the name of the JAR file that is actually compiled.

!!! note
!!! faq

If users use the [yarn-cluster mode](https://spark-reference-doc-cn.readthedocs.io/zh_CN/latest/deploy-guide/running-on-yarn.html) to submit a job, see the following command:
If users use the [yarn-cluster mode](https://spark-reference-doc-cn.readthedocs.io/zh_CN/latest/deploy-guide/running-on-yarn.html) to submit a job, see the following command, **especially the two '--conf' commands in the example**.

```bash
$SPARK_HOME/bin/spark-submit --master yarn-cluster \
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