HyukjinKwon commented on a change in pull request #31082:
URL: https://github.com/apache/spark/pull/31082#discussion_r553218896
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File path: python/docs/source/migration_guide/index.rst
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@@ -33,3 +31,13 @@ Please also refer other migration guides such as `Migration
Guide: SQL, Datasets
pyspark_2.2_to_2.3
pyspark_1.4_to_1.5
pyspark_1.0_1.2_to_1.3
+
+
+Many items of other migration guides can also be applied when migrating
PySpark to higher versions because PySpark internally shares other components.
+Please also refer other migration guides:
+
+- `Migration Guide: Spark Core
<http://spark.apache.org/docs/latest/core-migration-guide.html>`_
+- `Migration Guide: SQL, Datasets and DataFrame
<http://spark.apache.org/docs/latest/sql-migration-guide.html>`_
+- `Migration Guide: Structured Streaming
<http://spark.apache.org/docs/latest/ss-migration-guide.html>`_
+- `Migration Guide: MLlib (Machine Learning)
<http://spark.apache.org/docs/latest/ml-migration-guide.html>`_
+
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