wuchong commented on a change in pull request #9362: [FLINK-13354] [docs] Add
documentation for how to use blink planner
URL: https://github.com/apache/flink/pull/9362#discussion_r314636971
##########
File path: docs/dev/table/common.md
##########
@@ -142,82 +148,153 @@ A `Table` is always bound to a specific
`TableEnvironment`. It is not possible t
A `TableEnvironment` is created by calling the static
`BatchTableEnvironment.create()` or `StreamTableEnvironment.create()` method
with a `StreamExecutionEnvironment` or an `ExecutionEnvironment` and an
optional `TableConfig`. The `TableConfig` can be used to configure the
`TableEnvironment` or to customize the query optimization and translation
process (see [Query Optimization](#query-optimization)).
-Make sure to choose the `BatchTableEnvironment`/`StreamTableEnvironment` that
matches your programming language.
+Make sure to choose the specific planner
`BatchTableEnvironment`/`StreamTableEnvironment` that matches your programming
language.
+
+If both planner jars are on the classpath (the default behavior), you should
explicitly set which planner to use in the current program.
Review comment:
The selected planner must be on the classpath of the
executing Java process. For cluster setups, both planners are
automatically loaded with the default configuration. When running a query
from
your IDE you need to explicitly [add a planner
dependency]({{ site.baseurl }}/dev/table/#table-program-dependencies)
to your project.
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