| create database dmp; |
| |
| create table dmp.mp (a string) partitioned by (b string, c string) location '/tmp/dmp_mp'; |
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| alter table dmp.mp add partition (b='1', c='1'); |
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| show partitions dmp.mp; |
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| dfs -rm -R /tmp/dmp_mp/b=1; |
| |
| explain extended alter table dmp.mp drop partition (b='1'); |
| alter table dmp.mp drop partition (b='1'); |
| |
| show partitions dmp.mp; |
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| drop table dmp.mp; |
| |
| create table dmp.delete_parent_path (c1 int) partitioned by (year string, month string, day string) location '/tmp/delete_parent_path'; |
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| alter table dmp.delete_parent_path add partition (year='2019', month='07', day='01'); |
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| show partitions dmp.delete_parent_path; |
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| dfs -rm -r /tmp/delete_parent_path/year=2019/month=07; |
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| alter table dmp.delete_parent_path drop partition (year='2019', month='07', day='01'); |
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| show partitions dmp.delete_parent_path; |
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| drop table dmp.delete_parent_path; |
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| drop database dmp; |
