Recent questions tagged big-data

0 votes
1 answer

Class not found exception when I am running my Word Count Program jar file

Jan 18, 2019 in Big Data Hadoop by slayer
 • 29,370 points • 1,522 views
–1 vote
1 answer

Deciding number of spark context objects

Jan 16, 2019 in Apache Spark by digger
 • 26,740 points • 957 views
–1 vote
1 answer

Getting error while starting hdfs namenode -format

Jan 12, 2019 in Big Data Hadoop by digger
 • 26,740 points • 2,449 views
–1 vote
1 answer

Namenode daemon not starting properly

Jan 12, 2019 in Big Data Hadoop by digger
 • 26,740 points • 3,661 views
–1 vote
1 answer

Hadoop error: can not start-all.sh

Jan 11, 2019 in Big Data Hadoop by digger
 • 26,740 points • 1,948 views
–1 vote
1 answer

Hadoop daemons not starting

Jan 11, 2019 in Big Data Hadoop by digger
 • 26,740 points • 1,671 views
0 votes
1 answer

Error while starting hadoop daemons

Jan 11, 2019 in Big Data Hadoop by slayer
 • 29,370 points • 1,826 views
0 votes
1 answer

Error connecting hive using python pyhs2

Jan 11, 2019 in Big Data Hadoop by slayer
 • 29,370 points • 2,637 views
+1 vote
1 answer

How to append data to a parquet file?

Jan 11, 2019 in Big Data Hadoop by slayer
 • 29,370 points • 17,300 views
–1 vote
1 answer

Not able to run java mapreduce

Jan 11, 2019 in Big Data Hadoop by digger
 • 26,740 points • 1,542 views
–1 vote
1 answer

Json and snappy compression

Jan 11, 2019 in Big Data Hadoop by digger
 • 26,740 points • 3,980 views
–1 vote
1 answer

Error while creating Hive Database table

Jan 8, 2019 in Big Data Hadoop by digger
 • 26,740 points • 3,019 views
–1 vote
1 answer

Pyspark rdd How to get partition number in output ?

Jan 8, 2019 in Python by digger
 • 26,740 points • 2,830 views
0 votes
1 answer

Sqoop creating new file for import evertime

Jan 8, 2019 in Big Data Hadoop by slayer
 • 29,370 points • 1,375 views
+2 votes
2 answers

Getting error in schema-registry start command

Jan 8, 2019 in Apache Kafka by slayer
 • 29,370 points • 5,304 views
–1 vote
1 answer

Not able to execute mapreduce code

Jan 7, 2019 in Big Data Hadoop by digger
 • 26,740 points • 898 views
–1 vote
1 answer

Pig command error: Failed to parse: Pig script failed to parse

Jan 7, 2019 in Big Data Hadoop by digger
 • 26,740 points • 4,449 views
–1 vote
1 answer

Why is Hive not good for OLTP?

Jan 7, 2019 in Big Data Hadoop by digger
 • 26,740 points • 6,964 views
–1 vote
1 answer

How to change the default HUE logs path?

Jan 7, 2019 in Big Data Hadoop by digger
 • 26,740 points • 1,392 views
0 votes
1 answer

In Hue, how to to download the script?

Jan 7, 2019 in Big Data Hadoop by slayer
 • 29,370 points • 1,521 views
0 votes
1 answer

Script storage in Hue

Jan 7, 2019 in Big Data Hadoop by slayer
 • 29,370 points • 1,180 views
0 votes
1 answer

Extracting pig log messages

Jan 7, 2019 in Big Data Hadoop by slayer
 • 29,370 points • 764 views
0 votes
1 answer

SQOOP Export command failing

Jan 7, 2019 in Big Data Hadoop by slayer
 • 29,370 points • 6,292 views
0 votes
1 answer

Issue in hdfs dfs command

Jan 7, 2019 in Big Data Hadoop by slayer
 • 29,370 points • 1,638 views
–1 vote
1 answer

Changing map and reduce slots

Jan 5, 2019 in Big Data Hadoop by digger
 • 26,740 points • 1,071 views
–1 vote
1 answer

How to Set cluster Rebalancer threshold

Jan 5, 2019 in Big Data Hadoop by digger
 • 26,740 points • 714 views
–1 vote
1 answer

How to restrict nodes that talk to namenode?

Jan 5, 2019 in Big Data Hadoop by digger
 • 26,740 points • 878 views
–1 vote
1 answer

Create Hive table with bucketing and ORC file format

Jan 5, 2019 in Big Data Hadoop by digger
 • 26,740 points • 3,959 views
–1 vote
1 answer

Setting Hive properties

Jan 5, 2019 in Big Data Hadoop by digger
 • 26,740 points • 2,561 views
0 votes
2 answers

Hive update and delete limitations

Jan 4, 2019 in Big Data Hadoop by slayer
 • 29,370 points • 6,191 views
0 votes
1 answer

Hive ACID semantics

Jan 4, 2019 in Big Data Hadoop by slayer
 • 29,370 points • 765 views
0 votes
1 answer

Pig CLI mode

Jan 4, 2019 in Big Data Hadoop by slayer
 • 29,370 points • 743 views
0 votes
1 answer

Pig mapreduce mode vs local mode?

Jan 4, 2019 in Big Data Hadoop by slayer
 • 29,370 points • 3,610 views
0 votes
1 answer

Issue While Running Oozie Sample Project

Jan 4, 2019 in Big Data Hadoop by supriya
 • 120 points • 986 views
–1 vote
1 answer

How to start pyspark?

Jan 3, 2019 in Big Data Hadoop by digger
 • 26,740 points • 748 views
–1 vote
1 answer

Hive partition tables

Jan 3, 2019 in Big Data Hadoop by digger
 • 26,740 points • 1,507 views
–1 vote
1 answer

Not able to use sc in spark shell

Jan 3, 2019 in Apache Spark by digger
 • 26,740 points • 1,991 views
0 votes
1 answer

Unresolved dependency issue on sbt package command

Jan 3, 2019 in Apache Spark by slayer
 • 29,370 points • 3,212 views
0 votes
1 answer

Not able to start namenode with ./start-all.sh

Jan 3, 2019 in Big Data Hadoop by slayer
 • 29,370 points • 2,347 views
0 votes
1 answer

Not able to run hdfs commands

Jan 3, 2019 in Big Data Hadoop by slayer
 • 29,370 points • 3,364 views
–1 vote
1 answer

Issue with MySql Server connection

Jan 2, 2019 in Big Data Hadoop by digger
 • 26,740 points • 838 views
–1 vote
1 answer

unable to start hive server

Jan 2, 2019 in Big Data Hadoop by digger
 • 26,740 points • 6,170 views
–1 vote
1 answer

Apache Spark - Nested JSON array to flatten columns

Jan 2, 2019 in Big Data Hadoop by digger
 • 26,740 points • 5,871 views
–1 vote
1 answer

Pig code in Eclipse shows error :LongWritable cannot be resolved to a type

Jan 2, 2019 in Big Data Hadoop by digger
 • 26,740 points • 2,078 views
0 votes
1 answer

Spark : java.lang.ClassNotFoundException: org.apache.hadoop.fs.FSDataInputStream

Jan 2, 2019 in Big Data Hadoop by slayer
 • 29,370 points • 12,276 views
–1 vote
1 answer

How to access Hadoop counter values using API?

Dec 31, 2018 in Big Data Hadoop by digger
 • 26,740 points • 1,245 views
–1 vote
1 answer

Beeline and Hive Query Editor in Embedded mode

Dec 31, 2018 in Big Data Hadoop by digger
 • 26,740 points • 1,548 views
–1 vote
1 answer

Beeline vs Hive Query Editor

Dec 31, 2018 in Big Data Hadoop by digger
 • 26,740 points • 1,554 views
–1 vote
1 answer

Incremental append in Sqoop

Dec 31, 2018 in Big Data Hadoop by digger
 • 26,740 points • 4,939 views
–1 vote
1 answer

When to use Sqoop?

Dec 31, 2018 in Big Data Hadoop by digger
 • 26,740 points • 839 views
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