The following error occurred while viewing the database through the web UI hive created:
Permission denied: user=dr.who, access=READ_EXECUTE, inode="/usr":root:supergroup:drwx------
Error causes:
/ Usr enough authority, preventing access
Solution:
Into the bin directory under the directory hadoop later, enter the following command Enter
[root@hadoop01 bin]# ./hdfs dfs -chmod -R 755 /usr
Can be accessed through the web interface hive after permission to modify database information