Recent questions tagged big-data

–1 vote
1 answer

Hadoop error: can not start-all.sh

Jan 11, 2019 in Big Data Hadoop by digger
 • 26,740 points • 2,766 views
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1 answer

Hadoop daemons not starting

Jan 11, 2019 in Big Data Hadoop by digger
 • 26,740 points • 2,675 views
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Error while starting hadoop daemons

Jan 11, 2019 in Big Data Hadoop by slayer
 • 29,370 points • 2,847 views
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Error connecting hive using python pyhs2

Jan 11, 2019 in Big Data Hadoop by slayer
 • 29,370 points • 3,438 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 • 19,619 views
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1 answer

Not able to run java mapreduce

Jan 11, 2019 in Big Data Hadoop by digger
 • 26,740 points • 2,318 views
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1 answer

Json and snappy compression

Jan 11, 2019 in Big Data Hadoop by digger
 • 26,740 points • 4,979 views
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1 answer

Error while creating Hive Database table

Jan 8, 2019 in Big Data Hadoop by digger
 • 26,740 points • 3,799 views
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1 answer

Pyspark rdd How to get partition number in output ?

Jan 8, 2019 in Python by digger
 • 26,740 points • 3,623 views
0 votes
1 answer

Sqoop creating new file for import evertime

Jan 8, 2019 in Big Data Hadoop by slayer
 • 29,370 points • 2,204 views
+2 votes
2 answers

Getting error in schema-registry start command

Jan 8, 2019 in Apache Kafka by slayer
 • 29,370 points • 6,873 views
–1 vote
1 answer

Not able to execute mapreduce code

Jan 7, 2019 in Big Data Hadoop by digger
 • 26,740 points • 1,708 views
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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 • 5,280 views
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1 answer

Why is Hive not good for OLTP?

Jan 7, 2019 in Big Data Hadoop by digger
 • 26,740 points • 8,276 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 • 2,313 views
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1 answer

In Hue, how to to download the script?

Jan 7, 2019 in Big Data Hadoop by slayer
 • 29,370 points • 2,317 views
0 votes
1 answer

Script storage in Hue

Jan 7, 2019 in Big Data Hadoop by slayer
 • 29,370 points • 1,914 views
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1 answer

Extracting pig log messages

Jan 7, 2019 in Big Data Hadoop by slayer
 • 29,370 points • 1,608 views
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SQOOP Export command failing

Jan 7, 2019 in Big Data Hadoop by slayer
 • 29,370 points • 7,589 views
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1 answer

Issue in hdfs dfs command

Jan 7, 2019 in Big Data Hadoop by slayer
 • 29,370 points • 2,702 views
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1 answer

Changing map and reduce slots

Jan 5, 2019 in Big Data Hadoop by digger
 • 26,740 points • 1,833 views
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1 answer

How to Set cluster Rebalancer threshold

Jan 5, 2019 in Big Data Hadoop by digger
 • 26,740 points • 1,530 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 • 1,849 views
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1 answer

Create Hive table with bucketing and ORC file format

Jan 5, 2019 in Big Data Hadoop by digger
 • 26,740 points • 4,907 views
–1 vote
1 answer

Setting Hive properties

Jan 5, 2019 in Big Data Hadoop by digger
 • 26,740 points • 3,412 views
0 votes
2 answers

Hive update and delete limitations

Jan 4, 2019 in Big Data Hadoop by slayer
 • 29,370 points • 7,364 views
0 votes
1 answer

Hive ACID semantics

Jan 4, 2019 in Big Data Hadoop by slayer
 • 29,370 points • 1,582 views
0 votes
1 answer

Pig CLI mode

Jan 4, 2019 in Big Data Hadoop by slayer
 • 29,370 points • 1,467 views
0 votes
1 answer

Pig mapreduce mode vs local mode?

Jan 4, 2019 in Big Data Hadoop by slayer
 • 29,370 points • 5,149 views
0 votes
1 answer

Issue While Running Oozie Sample Project

Jan 4, 2019 in Big Data Hadoop by supriya
 • 120 points • 1,957 views
–1 vote
1 answer

How to start pyspark?

Jan 3, 2019 in Big Data Hadoop by digger
 • 26,740 points • 1,513 views
–1 vote
1 answer

Hive partition tables

Jan 3, 2019 in Big Data Hadoop by digger
 • 26,740 points • 2,274 views
–1 vote
1 answer

Not able to use sc in spark shell

Jan 3, 2019 in Apache Spark by digger
 • 26,740 points • 2,975 views
0 votes
1 answer

Unresolved dependency issue on sbt package command

Jan 3, 2019 in Apache Spark by slayer
 • 29,370 points • 4,269 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 • 3,191 views
0 votes
1 answer

Not able to run hdfs commands

Jan 3, 2019 in Big Data Hadoop by slayer
 • 29,370 points • 4,351 views
–1 vote
1 answer

Issue with MySql Server connection

Jan 2, 2019 in Big Data Hadoop by digger
 • 26,740 points • 1,683 views
–1 vote
1 answer

unable to start hive server

Jan 2, 2019 in Big Data Hadoop by digger
 • 26,740 points • 7,074 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 • 6,890 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 • 2,827 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 • 13,822 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 • 2,231 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 • 2,439 views
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1 answer

Beeline vs Hive Query Editor

Dec 31, 2018 in Big Data Hadoop by digger
 • 26,740 points • 2,411 views
–1 vote
1 answer

Incremental append in Sqoop

Dec 31, 2018 in Big Data Hadoop by digger
 • 26,740 points • 5,925 views
–1 vote
1 answer

When to use Sqoop?

Dec 31, 2018 in Big Data Hadoop by digger
 • 26,740 points • 1,592 views
0 votes
1 answer

Hive table not able to use row format serde

Dec 31, 2018 in Big Data Hadoop by slayer
 • 29,370 points • 2,632 views
0 votes
1 answer

Cant access file from Hive. permission denied

Dec 31, 2018 in Big Data Hadoop by slayer
 • 29,370 points • 3,118 views
–1 vote
1 answer

Serde query understanding

Dec 29, 2018 in Big Data Hadoop by digger
 • 26,740 points • 2,244 views
0 votes
1 answer

Transfer data between 2 Tables having issues with Date conversion from string to Date datatype.

Dec 28, 2018 in Big Data Hadoop by slayer
 • 29,370 points • 2,079 views
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