getting null values in spark dataframe while reading data from hbase

+1 vote

I am reading data from hbase using spark sql jdbc. one column has xml data. when xml size is small , I am able to read correct data in all columns. but if sizeof xml increases too much in a given row, some of the columns in dataframe becomes null for that row. xml is still coming correctly.

Jul 18, 2018 in Apache Spark by Raj
• 130 points
2,317 views

1 answer to this question.

0 votes
Can you share the screenshots for the same?
answered Jul 31, 2018 by kurt_cobain
• 9,350 points

Related Questions In Apache Spark

+1 vote
8 answers

How to replace null values in Spark DataFrame?

Hi, In Spark, fill() function of DataFrameNaFunctions class is used to replace ...READ MORE

answered Dec 15, 2020 in Apache Spark by MD
• 95,460 points
75,352 views
0 votes
3 answers

Filtering a row in Spark DataFrame based on matching values from a list

Use the function as following: var notFollowingList=List(9.8,7,6,3,1) df.filter(col("uid").isin(notFollowingList:_*)) You can ...READ MORE

answered Jun 6, 2018 in Apache Spark by Shubham
• 13,490 points
92,728 views
0 votes
1 answer

Getting error while connecting zookeeper in Kafka - Spark Streaming integration

I guess you need provide this kafka.bootstrap.servers ...READ MORE

answered May 24, 2018 in Apache Spark by Shubham
• 13,490 points
2,799 views
+1 vote
1 answer

How to read a data from text file in Spark?

Hey, You can try this: from pyspark import SparkContext SparkContext.stop(sc) sc ...READ MORE

answered Aug 6, 2019 in Apache Spark by Gitika
• 65,770 points
5,021 views
0 votes
1 answer
0 votes
1 answer

What do we exactly mean by “Hadoop” – the definition of Hadoop?

The official definition of Apache Hadoop given ...READ MORE

answered Mar 16, 2018 in Big Data Hadoop by Shubham
1,871 views
+1 vote
1 answer
0 votes
13 answers

What is the difference between Hadoop/HDFS & HBase?

HDFS is a distributed file system whereas ...READ MORE

answered Apr 26, 2019 in Big Data Hadoop by Arihar
• 160 points
33,770 views
0 votes
1 answer

Efficient way to read specific columns from parquet file in spark

As parquet is a column based storage ...READ MORE

answered Apr 20, 2018 in Apache Spark by kurt_cobain
• 9,350 points
7,850 views
+5 votes
11 answers

Concatenate columns in apache spark dataframe

its late but this how you can ...READ MORE

answered Mar 21, 2019 in Apache Spark by anonymous
72,376 views
webinar REGISTER FOR FREE WEBINAR X
REGISTER NOW
webinar_success Thank you for registering Join Edureka Meetup community for 100+ Free Webinars each month JOIN MEETUP GROUP