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Fix [comment](https://github.com/apache/incubator-kyuubi/pull/1086#discussion_r707103617)
### _How was this patch tested?_
- [x] Add some test cases that check the changes thoroughly including negative and positive cases if possible
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Closes#1443 from cfmcgrady/max-partition-strategy.
Closes#1443
e071ebc2 [Fu Chen] typo
f7d4ea16 [Fu Chen] refactor
97a36016 [Fu Chen] truncate RootPaths
c3fe93aa [Fu Chen] remove dpp suite
9075e5ba [Fu Chen] refactor
5a71f459 [Fu Chen] trigger GitHub actions
17df25d2 [Fu Chen] fix style
4dfe6a7e [Fu Chen] fix style
0b2df063 [Fu Chen] update docs
305c6e88 [Fu Chen] fix style
33b9b3d5 [Fu Chen] fix style
885e8ed7 [Fu Chen] data source support
Authored-by: Fu Chen <cfmcgrady@gmail.com>
Signed-off-by: ulysses-you <ulyssesyou@apache.org>
78c9cf3756