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Home
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Tag
Hadoop
Recent questions tagged hadoop
Home
Community
Tag
Hadoop
+1
vote
1
answer
Hadoop Learning Path
Nov 26
in
Big Data Hadoop
by
anonymous
•
130
points
•
52
views
hadoop
big-data
hdfs
+1
vote
1
answer
datanode decomissioning
Nov 25
in
Big Data Hadoop
by
Saif
•
130
points
•
56
views
datanode
hdfs
hadoop
big-data
+2
votes
0
answers
Hello, trying to install Hadoop on single node. Error: in screenshot
Nov 20
in
Big Data Hadoop
by
faris
•
140
points
•
78
views
hadoop
big-data
single-node
+1
vote
0
answers
Oozie filter all coordinator jobs based on nominalTime
Nov 11
in
Big Data Hadoop
by
Thayanban
•
130
points
•
65
views
hadoop
big-data
apache-oozie
automation
oozie
0
votes
0
answers
Sqoop could not load db driver class
Oct 25
in
Big Data Hadoop
by
Ritu
•
120
points
•
72
views
sqoop
apache-sqoop
hadoop
big-data
+1
vote
2
answers
Unable to create external table on HIVE
Oct 13
in
Big Data Hadoop
by
Ozer
•
130
points
•
190
views
hive
apache-hive
hadoop
big-data
+1
vote
0
answers
Class not found exception in wordcount program in mapreduce
Oct 3
in
Big Data Hadoop
by
Tarun
•
160
points
•
98
views
mapreduce
hadoop
big-data
+1
vote
1
answer
flume twitter data file not generated in HDFS
Sep 26
in
Big Data Hadoop
by
chandanarora
•
130
points
•
91
views
hadoop
big-data
flume
twitter
+1
vote
1
answer
Client not able to connect to cluster
Sep 21
in
Big Data Hadoop
by
raghavendra
•
160
points
•
122
views
hadoop
big-data
bigdata
hadoop-admin
cluster
edgenode
web-client
+1
vote
1
answer
2 datanodes is slower ,how to get those details .what is your approach as hadoop admin
Sep 21
in
Big Data Hadoop
by
raghavendra
•
160
points
•
134
views
hadoop
big-data
datanode
hadoop-admin
+1
vote
2
answers
How to find the database daily refresh time / sync up time
Sep 17
in
Big Data Hadoop
by
Hemanth
•
240
points
•
78
views
apache-hive
hadoop
big-data
hive-metastore
hive
+1
vote
0
answers
Directory not found while using java -classpath
Sep 14
in
Big Data Hadoop
by
shravanth
•
38
views
hadoop
big-data
hadoop-java
java
-classpath
0
votes
1
answer
How to run Hadoop 2.1.0 in Windows System?
Sep 11
in
Big Data Hadoop
by
nitinrawat895
•
10,760
points
•
49
views
hadoop
big-data
bigdata
apache
+1
vote
1
answer
" org.apache.hadoop.yarn.exceptions.YarnRuntimeException: Permissions incorrectly set for dir " problem
Sep 9
in
Big Data Hadoop
by
Na
•
131
views
big-data
hadoop
+1
vote
1
answer
Namenode v/s Secondary namenode
Sep 9
in
Big Data Hadoop
by
nitinrawat895
•
10,760
points
•
126
views
hadoop
big-data
0
votes
1
answer
Warning: unable to load hadoop native library
Sep 9
in
Big Data Hadoop
by
nitinrawat895
•
10,760
points
•
40
views
hadoop
big-data
bigdata
+1
vote
0
answers
hdfs namenode -format not working, not showing anything.
Sep 6
in
Big Data Hadoop
by
nar
•
44
views
big-data
namenode
hdfs
hadoop
0
votes
1
answer
Secondary Sorting in Hadoop MapReduce
Sep 5
in
Big Data Hadoop
by
nitinrawat895
•
10,760
points
•
44
views
hadoop
big-data
0
votes
1
answer
How to call MapReduce program using a simple Java Program?
Sep 4
in
Big Data Hadoop
by
nitinrawat895
•
10,760
points
•
44
views
java
big-data
mapreduce
hadoop
+1
vote
1
answer
sql exception when exporting
Sep 4
in
Big Data Hadoop
by
Hemanth
•
240
points
•
109
views
big-data
hadoop
mapreduce
sqoop
apache-hive
+1
vote
0
answers
i tried to run hdfs namenode -format but i got this instead, -classpath and D:\Hadoop isn't recognized. Anyone can help? Thank you.
Sep 3
in
Big Data Hadoop
by
Fuad
•
57
views
hdfs
hadoop
big-data
namenode
+3
votes
0
answers
How to handle Sqoop failure program and restart the job from failed tables?
Aug 29
in
Big Data Hadoop
by
Kunal
•
150
points
•
208
views
apache-sqoop
hadoop
big-data
shell
linux-components
linux
0
votes
0
answers
HIve query data dates issue
Aug 21
in
Big Data Hadoop
by
anonymous
•
61
views
hadoop
big-data
apache-hive
hive
hql
+1
vote
0
answers
Output of dump command has empty records
Aug 10
in
Big Data Hadoop
by
Manju Bhargavi
•
49
views
hadoop
big-data
apache-pig
0
votes
1
answer
Sqoop - moving data from DB2 to HDFS ( hive partition table)
Aug 9
in
Big Data Hadoop
by
Tina
•
330
views
apache-sqoop
hadoop
big-data
0
votes
1
answer
Exception in thread "main" java.lang.NoClassDefFoundError
Aug 9
in
Big Data Hadoop
by
Reshma
•
83
views
hadoop
big-data
mapreduce
0
votes
1
answer
Unable to find Java and eclipse installation on my webconsole.
Aug 9
in
Big Data Hadoop
by
Nisha
•
43
views
hadoop
big-data
java
eclipse-ide
0
votes
1
answer
Load data into teradata using sqoop export
Aug 9
in
Big Data Hadoop
by
Prateek
•
223
views
apache-sqoop
hadoop
big-data
teradata
0
votes
1
answer
Exception in thread "main" java.lang.UnsupportedClassVersionError: has been compiled by a more recent version of the Java Runtime
Aug 9
in
Big Data Hadoop
by
Sushma
•
58
views
hadoop
big-data
mapreduce
0
votes
1
answer
When do Reduce tasks start in Hadoop?
Aug 9
in
Big Data Hadoop
by
nitinrawat895
•
10,760
points
•
46
views
hadoop
big-data
bigdata
0
votes
1
answer
Fastest way to load bulk data in to HBase through a program
Aug 8
in
Big Data Hadoop
by
nitinrawat895
•
10,760
points
•
56
views
hbase
hadoop
big-data
java
0
votes
1
answer
Difference between Text and String in Hadoop
Aug 8
in
Big Data Hadoop
by
nitinrawat895
•
10,760
points
•
119
views
hadoop
big-data
string
0
votes
1
answer
Hadoop: ERROR: namenode.NameNode: Could not initialize shared edits dir java.io.IOException: Cannot start an HA namenode with name dirs that need recovery.
Aug 7
in
Big Data Hadoop
by
Ramisha
•
127
views
hadoop
big-data
0
votes
1
answer
Error: Hive show tables does not display table "sqooptest" , which was imported by SQOOP
Aug 7
in
Big Data Hadoop
by
Sheena
•
56
views
mysql
linux-database
linux
apache-hive
hadoop
big-data
apache-sqoop
0
votes
1
answer
Error: ERROR security.UserGroupInformation: PriviledgedActionException as:root (auth:SIMPLE)
Aug 7
in
Big Data Hadoop
by
Nashima
•
77
views
sqoop
mysql
linux-database
linux
apache-hive
hadoop
big-data
bigdata
0
votes
1
answer
Hadoop: ERROR1070: Could not resolve count using imports: [, java.lang., org.apache.pig.builtin., org.apache.pig.impl.builtin.]
Aug 7
in
Big Data Hadoop
by
Nikitha
•
39
views
hadoop
big-data
pig
0
votes
1
answer
Hadoop: Error: Exception in thread "main" java.lang.IncompatibleClassChangeError: Found interface org.apache.hadoop.mapreduce.JobContext, but class was expected
Aug 7
in
Big Data Hadoop
by
Tanurima
•
107
views
hadoop
big-data
0
votes
1
answer
Hadoop:Error: Network is unreachable; Host Details : local host is: "localhost/127.0.0.1"; destination host is: "boss":32939;
Aug 7
in
Big Data Hadoop
by
Shrinivash
•
67
views
hadoop
big-data
0
votes
1
answer
Hadoop: Error: Hadoop Master cannot start the Slave with different user (or) Slave with different user failed to start by Hadoop Master node.
Aug 7
in
Big Data Hadoop
by
Karthik
•
39
views
hadoop
big-data
0
votes
1
answer
Hadoop: Error: slave: bash: line 0: cd: /opt/hadoop-1.1.0/libexec/..: No such file or directory
Aug 7
in
Big Data Hadoop
by
Sunny
•
75
views
hadoop
big-data
0
votes
0
answers
ava.sql.SQLException: Error while processing statement:
Aug 7
in
Big Data Hadoop
by
Hemanth
•
240
points
•
104
views
big-data
hadoop
apache-hive
hive
0
votes
1
answer
Zookeeper: client.HConnnectionManager HConbectionImplementation: Cant get connection to Zookeeper:KeeperErrorCode
Aug 6
in
Big Data Hadoop
by
Banshee
•
55
views
zookeeper
hadoop
big-data
0
votes
1
answer
Unable to create table in Hive
Aug 6
in
Big Data Hadoop
by
Tina
•
36
views
apache-hive
hadoop
big-data
0
votes
1
answer
Error: Zookeeper address not found from MapRFilesystem
Aug 5
in
Big Data Hadoop
by
Risha
•
45
views
hadoop
big-data
bigdata
+1
vote
2
answers
Error: com/eng/mr/WordCountDriver : Unsupported major.minor version 52.0
Aug 5
in
Big Data Hadoop
by
Disha
•
48
views
big-data
hadoop
+1
vote
2
answers
Hadoop: Error: Exception in thread “main” java.lang.UnsupportedClassVersionError: a
Aug 5
in
Big Data Hadoop
by
Trina
•
128
views
big-data
hadoop
0
votes
1
answer
How to assign server access to client(s) through NFS export file?
Aug 5
in
Big Data Hadoop
by
Ratan
•
40
views
big-data
hadoop
0
votes
1
answer
Hadoop: ERROR: datanode.DataNode: java.io.IOException: Datanode state: LV = -32 CTime = 1377582559943 is newer than the namespace state: LV = -32 CTime = 0
Aug 5
in
Big Data Hadoop
by
pavitra
•
43
views
hadoop
big-data
0
votes
1
answer
Hadoop: ERROR: datanode.DataNode: java.io.IOException: Incompatible namespaceIDs in /app/hadoop/tmp/dfs/data: namenode namespaceID = 1580775695; datanode namespaceID = 1494801914
Aug 5
in
Big Data Hadoop
by
Sudarshan
•
57
views
hadoop
big-data
0
votes
1
answer
Hadoop: ERROR datanode.DataNode: All directories in dfs.data.dir are invalid.
Aug 5
in
Big Data Hadoop
by
Jigar
•
82
views
hadoop
big-data
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