Github user windpiger commented on the issue:
https://github.com/apache/spark/pull/16938
Compare spark-master branch and hive-2.0.0
**1. CREATE TABLE ... PARTITIONED BY ... LOCATION path**
```
a) path exists
hive -> ok
spark -> ok
b) path not exists
hive -> ok
spark -> throw exception(path does not exists)
```
**2. CREATE TABLE ...PARTITIONED BY ... LOCATION path AS SELECT ...**
```
a) path exists
hive -> not support
spark -> throw exception(path already exists)
b) path not exists
hive -> not support
spark -> ok
```
**3. ALTER TABLE ... PARTITION(...) ... SET LOCATION path**
```
a) path exists
hive -> ok
spark -> ok
b) path not exists
hive -> ok
spark -> ok
```
**4. CREATE TABLE ....PARTITIONED BY ...**
```
a) default warehouse table path exists
hive -> ok
spark -> ok
b) default warehouse table path not exists
hive -> ok
spark -> ok
```
**5. CREATE TABLE ... AS SELECT ...**
```
a) default warehouse table path exists
hive -> not support
spark -> throw exception(path already exists)
b) default warehouse table path not exists
hive -> not support
spark -> ok
```
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