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20
Devhide
2021-10-29T20:58:07.130000
6.6k
Views
How to convert array of array (string type) to struct - Spark/Scala?
Published on
29 October 2021 at 20:58
#arrays
#scala
#dataframe
#apache-spark
#apache-spark-2.3
169
Views
Spark 2.3 Stream-Stream Join lost left table key
Published on
27 February 2021 at 06:32
#apache-spark
#left-join
#spark-structured-streaming
#apache-spark-2.3
252
Views
write pyspark dataframe to csv with out outer quotes
Published on
16 February 2021 at 11:11
#python
#dataframe
#apache-spark
#pyspark
#apache-spark-2.3
672
Views
pyspark dataframe column value replace with index in another list in pyspark version 2.3
Published on
11 February 2021 at 15:10
#python
#apache-spark
#pyspark
#user-defined-functions
#apache-spark-2.3
241
Views
Find Longest Continuous Streak In Spark
Published on
14 December 2020 at 05:08
#scala
#apache-spark
#apache-spark-sql
#apache-spark-2.3
557
Views
Can SparkSession.catalog.clearCache() delete data from hdfs?
Published on
18 August 2020 at 21:37
#apache-spark
#hadoop
#hortonworks-data-platform
#apache-spark-2.3
25
Views
Should I enable shufflehashjoin when left data is large (~1B records) with power law and righ data is small (but > 2GB)
Published on
06 July 2020 at 14:38
#apache-spark-2.3
2.9k
Views
Airflow: Use LivyBatchOperator for submitting pyspark applications in yarn
Published on
30 June 2020 at 13:44
#hadoop-yarn
#livy
#airflow
#apache-spark-2.3
1.9k
Views
SparkSubmitOperator vs SSHOperator for submitting pyspark applications in airflow
Published on
25 June 2020 at 06:57
#airflow-scheduler
#spark-submit
#airflow
#apache-spark-2.3
1k
Views
How to transform two arrays of each column into a pair for a Spark DataFrame?
Published on
19 June 2020 at 01:54
#dataframe
#apache-spark
#apache-spark-2.3
1.7k
Views
Pyspark renaming file in HDFS
Published on
08 May 2020 at 08:47
#apache-spark
#pyspark
#hdfs
#apache-spark-2.3
2.7k
Views
Apache Spark not connecting to Hive meta store (Database not found)
Published on
16 March 2020 at 08:52
#java
#apache-spark
#hadoop
#hive
#apache-spark-2.3
2.4k
Views
Writing CSV file using Spark and java - handling empty values and quotes
Published on
26 February 2020 at 16:36
#java
#csv
#apache-spark
#java-8
#apache-spark-2.3
895
Views
Optimizing reading data to spark from Azure blob
Published on
25 February 2020 at 11:16
#apache-spark
#apache-spark-sql
#azure-blob-storage
#apache-spark-2.3
138
Views
Quotes not displayed in CSV output file
Published on
04 February 2020 at 15:16
#csv
#apache-spark
#apache-spark-2.3
1k
Views
pyspark map each row in dataframe and apply UDF which return dataframe
Published on
24 December 2019 at 11:26
#apache-spark-sql
#pyspark
#apache-spark-2.3
1.8k
Views
Execute multiple Spark jobs
Published on
19 November 2019 at 09:11
#scala
#apache-spark
#apache-spark-sql
#apache-spark-2.3
734
Views
Janusgraph libs cant communicate with hbase in kerberos environment(Failed to specify server's Kerberos principal name)
Published on
18 October 2019 at 17:27
#java
#hadoop
#kerberos
#janusgraph
#apache-spark-2.3
266
Views
use corelated subquery in pyspark sql
Published on
04 September 2019 at 17:56
#pyspark
#apache-spark-sql
#correlated-subquery
#apache-spark-2.3
378
Views
Read specific file from multiple .gz file in Spark
Published on
30 August 2019 at 15:53
#java
#apache-spark
#apache-spark-sql
#apache-spark-2.3
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