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### _Why are the changes needed?_
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### _How was this patch tested?_
- [ ] Add some test cases that check the changes thoroughly including negative and positive cases if possible
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Closes#1529 from yanghua/KYUUBI-1525.
Closes#1525
e166965d [yanghua] Address review suggestion
9929aa29 [yanghua] Remove some comment
eafb200b [yanghua] refactor code
58df34c7 [yanghua] refactor code
675e14e7 [yanghua] pruning unnecessary code
15e97283 [yanghua] pruning unnecessary code
c6d4f549 [yanghua] pruning unnecessary code
b099a455 [yanghua] pruning unnecessary code
316086bb [yanghua] pruning unnecessary code
fe7af8ef [yanghua] pruning unnecessary code
ecf3ccf4 [yanghua] pruning unnecessary code
4c174517 [yanghua] pruning unnecessary code
b9226c3e [yanghua] pruning unnecessary code
fb2f6a62 [yanghua] pruning unnecessary code
21e21a50 [yanghua] pruning unnecessary code
a58076ff [yanghua] pruning unnecessary code
acd24fc5 [yanghua] pruning unnecessary code
333d4275 [yanghua] pruning unnecessary code
7416b3de [yanghua] pruning unnecessary code
84d0db91 [yanghua] pruning unnecessary code and refactor code
a55db41a [yanghua] pruning unnecessary code
b9909308 [yanghua] [KYUUBI #1525] Implement GetCatalogs operation and do the further initialization
Authored-by: yanghua <yanghua1127@gmail.com>
Signed-off-by: Cheng Pan <chengpan@apache.org>
53ff56be29