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09-08-2016
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Title | Views | Posted |
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3032 | 09-01-2016 03:47 AM |
10-24-2018
06:35 PM
Can i get any help on this?
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10-19-2018
01:31 PM
I have around 1 million small files that i wanted to transfer from local to hdfs. I am getting the below error. Command: hadoop fs -put path/* hdfspath/ /usr/bin/hadoop: Argument list too long Options tried 1. Increased GCOverheadLimit 2. increased ulimit -s to 102 mb. None of the options were successful. Can anyone please assist me?
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Apache Hadoop
09-28-2016
07:17 PM
Does by default hive support UTF-8 encoding? If it does not, How do i make the entire hive database to support UTF-8 encoding? I am getting an issue while transfering Sql-server tables to hive. I am seeing corrupted strings. I know that i can alter hive table with setting serde.encoding to UTF-8 but is there a way to set the entire hive database to UTF-8. Any help would be appreciated Thanks
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Apache Hadoop
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Apache Hive
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Apache Sqoop
09-14-2016
06:57 PM
@Michael Young Both hive views are working. I have not changed any java version. I am using 1.8.0_101.
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09-14-2016
06:49 PM
It started working. All i did is to restart the ambari-agents and ambari-server. Thanks for the help @Michael Young
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09-14-2016
05:32 PM
@Michael Young I am running java 1.8.0_101. The link you pointed hortonworks community has a solution saying "java update to 1.8.0.71 fixed the issue". Do you think 1.8.0_101 should be degraded to 1.8.0.71. Is that a good practice? Thanks
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09-14-2016
05:08 PM
@Michael Young I am able to connect via beeline client can execute the queries pretty much same as from hive client. beeline> !connect jdbc:hive2://10.20.20.51:10000
Connecting to jdbc:hive2://10.20.20.51:10000
Enter username for jdbc:hive2://10.20.20.51:10000: root
Enter password for jdbc:hive2://10.20.20.51:10000: ********
Connected to: Apache Hive (version 1.2.1000.2.4.2.0-258)
Driver: Hive JDBC (version 1.2.1000.2.4.2.0-258)
Transaction isolation: TRANSACTION_REPEATABLE_READ
0: jdbc:hive2://10.20.20.51:10000> show databases;
+----------------+--+
| database_name |
+----------------+--+
| default |
| test |
+----------------+--+
2 rows selected (0.096 seconds)
0: jdbc:hive2://10.20.20.51:10000> select * from test;
Error: Error while compiling statement: FAILED: SemanticException [Error 10001]: Line 1:14 Table not found 'test' (state=42S02,code=10001)
0: jdbc:hive2://10.20.20.51:10000> select * from test.testtable;
+-----------------+----------------+--+
| testtable.name | testtable.age |
+-----------------+----------------+--+
| xyz | 25 |
+-----------------+----------------+--+
1 row selected (0.56 seconds)
0: jdbc:hive2://10.20.20.51:10000>
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09-14-2016
01:58 PM
@Michael Young First of everything, when i get into hive view i get the null pointer error. It is not letting run anything from hive view. I changed the execution engine to mr, I still get the same issue. Its a 2 node cluster and I am using ambari 2.2.2.0 and HDP - 2.4.2.0. I am using hive client to talk to the metastore. Let me know if you need anything else. Thanks
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