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Hadoop

Apache™ Hadoop® is an open-source framework that allows large data sets to be processed and distributed across commodity cluster computers.

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forensic investigation in Hadoop HDFS

byAdhithya Manoj
1
 How a forensic investigation could be carried out and what data can be collected from Hadoop HDFS
Video
Big data hadoop  training video demo 39m

Big data hadoop  training video demo

byankitha reddy
this video summaries big data hadoop online training demo , and covers basics in big data hadoop .
Troubleshooting Solution

polybase on MSSQL

bymarrowyung
16
hi,

anyone use polybase on MSSQL for hadoop ? is scale out feature of Polybase working fine? load…
Troubleshooting Solution

MariaDB and mongo DB

bymarrowyung
13
hi,

anyone know how to intergrate MariaDB and Mongo DB so that they work together well ?

how …
Troubleshooting Solution

Modifying CSV Headers in Pyspark

bypravelk
2
Trying to modify  CSV headers in Pyspark in order to get rid of blank space and extra characters …
Troubleshooting Solution

Python Program to move a csv file to another directory when it arrives

bypravelk
3
When a new abc.csv file is added to a specific folder I need to run a python script on it to copy …
Troubleshooting Solution

Transfer data in and out from Hadoop by using single PL SQL language

bymarrowyung
7
hi,

any oracle product that help to transfer data in and out from Hadoop by using single PL SQL …
Troubleshooting Solution

Comparing Splunk, ELK & Metron Hadoop

bysunhux
4
We are considering Splunk, ELK or Apache Metro Hadoop  for SIEM.

Q1:
I've encountered nightmares…
Troubleshooting Solution

yarn-nm-state folder is almost full under /var

byssnoor
6
In my cloudera 5.12 cluster yarn-nm-state is almost 84% full . How to resove it ? Please let me know…
Troubleshooting Solution

DB2 and Hadoop.

bymarrowyung
3
hi,

any product from DB2 can get data from Hadoop and store in a structured format?
Troubleshooting Solution

Hadoop for MySQL

bymarrowyung
10
hi,

how can MySQL work with / load and save data from Hadoop ? any build in tools for it ?

is …
Troubleshooting Solution

Move data from one location to another location in hive external table

byssnoor
2
My hive external table location is set to tmp location .  We need to change the location of data …
Troubleshooting Solution

Regular Expression used in Apache Nifi not processing correctly. Please advise.

byPaula DiTallo
8
Techies, Can someone isolate where I'm dropping the ball on getting the regex matches I'm expecting …
Troubleshooting Solution

any Hadoop to DB2 gateway/proxy scaleoutable solution for DB2 ?

bymarrowyung
8
hi,

any Hadoop to DB2 gateway/proxy scaleoutable solution for DB2?
Troubleshooting Solution

ACL limiting/filtering DB search results on a record-by-record basis

byGene Klamerus
2
I need to implement an solution that implements a search against a table where each record can have …
Troubleshooting Solution

Learning Analytics, how to implement

byGadsden Consulting
4
I'm in the Business Intelligence Department, but practically speaking we're the Reporting …
Troubleshooting Solution

Kylin not getting start

byPrabhin MP
5
Kylin not getting started

here is the below error which I'm getting


kafka dependency …
Troubleshooting Solution

bigdata  hadoop  name node question

bymokkan
2
Hello,

I have just started to work on bigdata hadoop configuration.  I have a quick question …
Troubleshooting Solution

MSSQL and Mongo DB work together,

bymarrowyung
4
hi,

anyone know how to intergrate MS SQL and Mongo DB so that they work together well ?

how …
Troubleshooting Solution

Hadoop Query Not executing

byMember_2_7966113
3
Hello Community,

I have created my first hql code, see below and I can't get any data to appear..…

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