'apache-spark-2.0' Questions - SpiceQA

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apache-spark-2.0

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Performance of UDAF versus Aggregator in Spark

user_8605660

• asked Jul 27, 2017

3

1

771

spark-dataframe apache-spark-2.0 apache-spark aggregate-functions performance

Problems to create DataFrame from Rows containing Option[T]

user_11385230

• asked Jun 2, 2017

2

2

871

apache-spark-2.0 apache-spark scala

Spark LuceneRDD - how does it work

user_27615090

• asked May 31, 2017

3

1

1009

apache-spark-2.0 apache-spark lucene scala java

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