HyukjinKwon commented on a change in pull request #33394:
URL: https://github.com/apache/spark/pull/33394#discussion_r672049382
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File path: python/pyspark/sql/readwriter.py
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@@ -742,10 +743,16 @@ def save(self, path=None, format=None, mode=None,
partitionBy=None, **options):
def insertInto(self, tableName, overwrite=None):
"""Inserts the content of the :class:`DataFrame` to the specified
table.
+ Optionally overwriting any existing data.
Review comment:
Can you convert this to `Parameters`? You can just write down the
description like, this is equivalent with `DataFrameWrtier.mode("overwrite")`
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