KYLIN-1111 Ignore unsupported hive column types when sync hive table

[whuwb]

Issue : https://issues.apache.org/jira/browse/KYLIN-1111
Solution : Filter in HiveMetadataExplorer#extractColumnFromMeta
How to verify:

1. add new UT
2. Verified with IT:
   [INFO] Apache Kylin - Integration Test .................... SUCCESS [ 02:30 h]
   [INFO] Apache Kylin - Tomcat Extension .................... SUCCESS [ 2.303 s]
   [INFO] ------------------------------------------------------------------------
   [INFO] BUILD SUCCESS
   [INFO] ------------------------------------------------------------------------
   [INFO] Total time: 02:47 h
   [INFO] Finished at: 2018-12-05T18:29:37Z
   [INFO] ------------------------------------------------------------------------
3. Manual add a Hive table with map<string, int>, and try to load into Kylin

[asfgit]

Can one of the admins verify this patch?

[codecov-io]

Codecov Report

Merging #372 into master will decrease coverage by <.01%.
The diff coverage is 26.66%.

@@             Coverage Diff              @@
##             master     #372      +/-   ##
============================================
- Coverage     23.64%   23.63%   -0.01%     
- Complexity     4838     4840       +2     
============================================
  Files          1131     1131              
  Lines         68193    68199       +6     
  Branches       9684     9686       +2     
============================================
- Hits          16124    16120       -4     
- Misses        50503    50510       +7     
- Partials       1566     1569       +3

Impacted Files	Coverage Δ	Complexity Δ
...apache/kylin/source/hive/HiveMetadataExplorer.java	0% <0%> (ø)	0 <0> (ø)	⬇️
...a/org/apache/kylin/metadata/datatype/DataType.java	70.28% <80%> (+0.28%)	44 <3> (+3)	⬆️
...he/kylin/dict/lookup/cache/RocksDBLookupTable.java	72.97% <0%> (-5.41%)	6% <0%> (-1%)
.../apache/kylin/cube/cuboid/TreeCuboidScheduler.java	63.84% <0%> (-2.31%)	0% <0%> (ø)
...rg/apache/kylin/cube/inmemcubing/MemDiskStore.java	70.21% <0%> (-0.92%)	7% <0%> (ø)

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[shaofengshi]

Thanks Bin! Merged into the master branch!

[coveralls]

Pull Request Test Coverage Report for Build 3912

• 5 of 15 (33.33%) changed or added relevant lines in 2 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage increased (+0.005%) to 25.943%

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Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
source-hive/src/main/java/org/apache/kylin/source/hive/HiveMetadataExplorer.java	0	10	0.0%

Totals
Change from base Build 3913:	0.005%
Covered Lines:	17693
Relevant Lines:	68199

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💛 - Coveralls