@Guilherme Braccialli I tried this ..I do see log -rw-r--r--. 1 root root 4573 Dec 12 05:13 log [root@phdns01 ~]# sqoop import --connect jdbc:mysql://localhost:3306/test --username root --password root --table t1 --hive-import --direct --hive-table t1 2>&1| tee -a log ... View more

@Andrea D'Orio Re: Ranger DB The recommended approach is to go with Solr instead DB "for all the new deployments" ... View more

@Anderw Ahn ... View more

@suresh bonam Hive and HBase are 2 different animals. There are users who wants to stick with Hive for various reasons and that's why lot of efforts are being made to make Hive better wrt. performance and sql capabilities. HBase is for very fast lookup and random access. Hive is for analytical queries while HBase for real-time querying Apache Phoenix helps a lot to interact with HBase as it provides sql layer to run queries against HBase tables otherwise users have to interact with HBase shell to run lookups. ... View more

@Linh Tran Please check memory utilization while running the operations. java.lang.OutOfMemoryError: GC overhead limit exceeded http://stackoverflow.com/questions/5839359/java-lang-outofmemoryerror-gc-overhead-limit-exceeded ... View more

@Cui Lin Apache Phoenix is really good. https://phoenix.apache.org/ and https://phoenix.apache.org/language/index.html ... View more

Nifi is not the option yet. ... View more

@Matthew bird It permission issue. User root does not have permission to write into /user/root try this hdfs dfs -chown -R root:hadoop /user/root org.apache.hadoop.security.AccessControlException: Permission denied: user=root, access=WRITE, inode="/user/root/.staging":hdfs:hdfs:drwxr-xr-x ... View more