zhongjiajie commented on code in PR #10564:
URL: https://github.com/apache/dolphinscheduler/pull/10564#discussion_r904494023


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docs/docs/en/guide/installation/pseudo-cluster.md:
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@@ -142,7 +142,8 @@ export 
PATH=$HADOOP_HOME/bin:$SPARK_HOME1/bin:$SPARK_HOME2/bin:$PYTHON_HOME/bin:
 
 ## Initialize the Database
 
-DolphinScheduler metadata is stored in the relational database. Currently, 
supports PostgreSQL and MySQL. If you use MySQL, you need to manually download 
[mysql-connector-java driver][mysql] (8.0.16) and move it to the lib directory 
of DolphinScheduler, which is `tools/libs/`. Let's take MySQL as an example for 
how to initialize the database:
+DolphinScheduler metadata is stored in the relational database. Currently, 
supports PostgreSQL and MySQL. If you use MySQL, you need to manually download 
[mysql-connector-java driver][mysql] (8.0.16) and move it to the libs directory 
of DolphinScheduler
+which is `api-server/libs/` and `alert-server/libs` and `master-server/libs` 
and `worker-server/libs`. Let's take MySQL as an example for how to initialize 
the database:

Review Comment:
   The preview desc is correct, because part is **Initialize the Database**. 
maybe we should a separate part to tell user how to use mysql datasource 
instead of this part



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