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From Webinar Apache Spark 1.5: What is the difference between a DataFrame and a RDD?

1 Answer

0 Votes

909 Views

edited by

denny on Mar 19, '16

spark·spark sql·dataframes·rdd

My dataframe filter throws an exception but I can change the order or expression to fix it, any thoughts?

1 Answer

0 Votes

238 Views

commented by

Joel Van Veluwen on Mar 14, '16

dataframes·filter

PipelineRDD toDF TypeError: argument 2 to map() must support iteration

1 Answer

0 Votes

2k Views

answered by

raela on Mar 11, '16

pyspark·dataframes·dataframe

Problems on correlation calcul on MLlib for empty values on a dataset parallel computing

1 Answer

0 Votes

195 Views

answered by

raela on Mar 11, '16

dataframes·mllib·dataset·correlation·parallel

Can I create dataframes from sequence files ?

1 Answer

0 Votes

1.1k Views

edited by

vida on Mar 4, '16

dataframes·sqlcontext·hdfs

How to concate/join 7 dataframe using Java Spark API?

1 Answer

0 Votes

320 Views

answered by

raela on Mar 4, '16

dataframes·java·join·spark-java

Spark Streaming 1.5.2 - Scala jar: How to perform rdd.toDF()

1 Answer

0 Votes

1.5k Views

commented by

MiguelPeralvo on Feb 27, '16

dataframes·scala·jar·spark-streaming

From Webinar Spark DataFrames: What is the difference between a DataFrame and a table? Are they the same thing with different names?

1 Answer

0 Votes

396 Views

answered by

bill on Feb 26, '16

spark·dataframes·dataframe·table

From Webinar Spark DataFrames: If we start using DataFrames instead of RDDs, do we lose the flexibility of calling lower level APIs?

1 Answer

0 Votes

227 Views

answered by

bill on Feb 19, '16

dataframes·rdd

Why does my job have a DataFrameWriter stage with only 1 task

1 Answer

1 Votes

328 Views

answered by

Joel Van Veluwen on Feb 17, '16

dataframes·sqlcontext

nemccarthy

java.io.InvalidClassException: org.apache.spark.sql.types.TimestampType and java.lang.UnsupportedOperationException: tail of empty list

2 Answers

0 Votes

776 Views

answered by

mohammed.siddiqui@cloudwick.com on Feb 3, '16

spark sql·dataframes·cassandra

join multiple tables and partitionby the result by columns

1 Answer

0 Votes

3.1k Views

answered by

bill on Jan 20, '16

spark·pyspark·dataframes·join

How do I pass variables to registered function

1 Answer

0 Votes

247 Views

answered by

Miklos on Dec 18, '15

dataframes·sql·sqlcontext

Unable to convert a file in to parquet after adding extra columns

6 Answers

0 Votes

1.9k Views

answered by

raghuram.mundru on Dec 15, '15

pyspark·dataframes·parquet·udf

error when reading from MySQL - "Communications link failure"

1 Answer

1 Votes

2k Views

answered by

MiguelPeralvo on Dec 9, '15

spark sql·dataframes·mysql

marco.cheung

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