Github user asfgit closed the pull request at:
https://github.com/apache/spark/pull/17066
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GitHub user boazmohar opened a pull request:
https://github.com/apache/spark/pull/17066
[MINOR][DOCS] Fixes two problems in the SQL programing guide page
## What changes were proposed in this pull request?
Removed duplicated lines in sql python example and found a typo.
