Recent questions tagged big-data

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1 answer

Hadoop error: can not start-all.sh

Jan 11, 2019 in Big Data Hadoop by digger
 • 26,740 points • 2,890 views
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1 answer

Hadoop daemons not starting

Jan 11, 2019 in Big Data Hadoop by digger
 • 26,740 points • 2,777 views
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Error while starting hadoop daemons

Jan 11, 2019 in Big Data Hadoop by slayer
 • 29,370 points • 2,962 views
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Error connecting hive using python pyhs2

Jan 11, 2019 in Big Data Hadoop by slayer
 • 29,370 points • 3,587 views
+1 vote
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How to append data to a parquet file?

Jan 11, 2019 in Big Data Hadoop by slayer
 • 29,370 points • 19,805 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 • 2,397 views
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1 answer

Json and snappy compression

Jan 11, 2019 in Big Data Hadoop by digger
 • 26,740 points • 5,055 views
–1 vote
1 answer

Error while creating Hive Database table

Jan 8, 2019 in Big Data Hadoop by digger
 • 26,740 points • 3,853 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 • 3,683 views
0 votes
1 answer

Sqoop creating new file for import evertime

Jan 8, 2019 in Big Data Hadoop by slayer
 • 29,370 points • 2,260 views
+2 votes
2 answers

Getting error in schema-registry start command

Jan 8, 2019 in Apache Kafka by slayer
 • 29,370 points • 7,392 views
–1 vote
1 answer

Not able to execute mapreduce code

Jan 7, 2019 in Big Data Hadoop by digger
 • 26,740 points • 1,800 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 • 5,423 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 • 8,387 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 • 2,387 views
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In Hue, how to to download the script?

Jan 7, 2019 in Big Data Hadoop by slayer
 • 29,370 points • 2,378 views
0 votes
1 answer

Script storage in Hue

Jan 7, 2019 in Big Data Hadoop by slayer
 • 29,370 points • 1,975 views
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1 answer

Extracting pig log messages

Jan 7, 2019 in Big Data Hadoop by slayer
 • 29,370 points • 1,667 views
0 votes
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SQOOP Export command failing

Jan 7, 2019 in Big Data Hadoop by slayer
 • 29,370 points • 7,682 views
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1 answer

Issue in hdfs dfs command

Jan 7, 2019 in Big Data Hadoop by slayer
 • 29,370 points • 2,781 views
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1 answer

Changing map and reduce slots

Jan 5, 2019 in Big Data Hadoop by digger
 • 26,740 points • 1,930 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 • 1,586 views
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1 answer

How to restrict nodes that talk to namenode?

Jan 5, 2019 in Big Data Hadoop by digger
 • 26,740 points • 1,927 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 • 4,979 views
–1 vote
1 answer

Setting Hive properties

Jan 5, 2019 in Big Data Hadoop by digger
 • 26,740 points • 3,460 views
0 votes
2 answers

Hive update and delete limitations

Jan 4, 2019 in Big Data Hadoop by slayer
 • 29,370 points • 7,432 views
0 votes
1 answer

Hive ACID semantics

Jan 4, 2019 in Big Data Hadoop by slayer
 • 29,370 points • 1,633 views
0 votes
1 answer

Pig CLI mode

Jan 4, 2019 in Big Data Hadoop by slayer
 • 29,370 points • 1,528 views
0 votes
1 answer

Pig mapreduce mode vs local mode?

Jan 4, 2019 in Big Data Hadoop by slayer
 • 29,370 points • 5,273 views
0 votes
1 answer

Issue While Running Oozie Sample Project

Jan 4, 2019 in Big Data Hadoop by supriya
 • 120 points • 2,034 views
–1 vote
1 answer

How to start pyspark?

Jan 3, 2019 in Big Data Hadoop by digger
 • 26,740 points • 1,574 views
–1 vote
1 answer

Hive partition tables

Jan 3, 2019 in Big Data Hadoop by digger
 • 26,740 points • 2,327 views
–1 vote
1 answer

Not able to use sc in spark shell

Jan 3, 2019 in Apache Spark by digger
 • 26,740 points • 3,066 views
0 votes
1 answer

Unresolved dependency issue on sbt package command

Jan 3, 2019 in Apache Spark by slayer
 • 29,370 points • 4,352 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 • 3,259 views
0 votes
1 answer

Not able to run hdfs commands

Jan 3, 2019 in Big Data Hadoop by slayer
 • 29,370 points • 4,437 views
–1 vote
1 answer

Issue with MySql Server connection

Jan 2, 2019 in Big Data Hadoop by digger
 • 26,740 points • 1,741 views
–1 vote
1 answer

unable to start hive server

Jan 2, 2019 in Big Data Hadoop by digger
 • 26,740 points • 7,147 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 • 6,948 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 • 2,880 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 • 13,901 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 • 2,340 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 • 2,514 views
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Beeline vs Hive Query Editor

Dec 31, 2018 in Big Data Hadoop by digger
 • 26,740 points • 2,475 views
–1 vote
1 answer

Incremental append in Sqoop

Dec 31, 2018 in Big Data Hadoop by digger
 • 26,740 points • 6,000 views
–1 vote
1 answer

When to use Sqoop?

Dec 31, 2018 in Big Data Hadoop by digger
 • 26,740 points • 1,655 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 • 2,701 views
0 votes
1 answer

Cant access file from Hive. permission denied

Dec 31, 2018 in Big Data Hadoop by slayer
 • 29,370 points • 3,264 views
–1 vote
1 answer

Serde query understanding

Dec 29, 2018 in Big Data Hadoop by digger
 • 26,740 points • 2,290 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 • 2,168 views
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