vinodkc commented on pull request #32411:
URL: https://github.com/apache/spark/pull/32411#issuecomment-840508562


   > The new behavior makes sense to me. I'm wondering what shall we do for 
data source tables. e.g.
   > 
   > ```
   > CREATE TABLE t USING jdbc OPTIONS (... dbtable="foo") AS SELECT ...
   > ```
   > 
   > The "foo" in JDBC is not empty, what shall we do?
   
   Yes, Currently nonempty table "foo" will be overwritten.  Should we handle 
that scenario also in this PR? 


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