[SPARK-10046][SQL] Hive warehouse dir not set in current directory when not …
[SPARK-10046][SQL] Hive warehouse dir not set in current directory when not …

Doc change to align with HiveConf default in terms of where to create `warehouse` directory.

Author: xin Wu <xinwu@us.ibm.com>

Closes #9365 from xwu0226/spark-10046-commit.

(cherry picked from commit 26739059bc39cd7aa7e0b1c16089c1cf8d8e4d7d)
Signed-off-by: Reynold Xin <c9d35a384bc579d1c6c8c055f2a2b5c04e11b521@databricks.com>

haowu80s/spark,haowu80s/spark,haowu80s/spark,haowu80s/spark,haowu80s/spark,haowu80s/spark