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Rating Stats for

Raphael Roth

Rating
1531.75 (17,048th)

Reputation
12,488 (11,732nd)

Page: 1 ... 8 9 10 11 12 ... 15

Title	Δ
How delete the few rows in dataframe scala/spark?	+1.76
Spark column rlike converts int to boolean	-2.29
spark container get killed by yarn	0.00
Using Spark UDFs with struct sequences	0.00
How to extract String from a Column datatype in Spark Scala?	0.00
How to rename elements of a array of structs in Spark DataFrame API	0.00
Apache-spark: Equal column data structure, different outcome in UDF...	0.00
Dropping nested column of Dataframe with PySpark	0.00
Function over multiple Spark DataFrame columns at once	-1.80
Efficient way to convert all data frame columns in Scala	+1.07
Calculate average using Spark Scala	+0.04
Apache Spark 2.1.1 how to set hive.serialization.extend.nesting.lev...	0.00
describe() function over rows instead columns	0.00
How do I use countDistinct in Spark/Scala?	0.00
HiveContext in Spark Version 2	0.00
Why Spark DataFrame is creating wrong number of partitions?	+0.48
Issue with udf in scala, I'm not able to get expected result	0.00
Persist dataframe ignores StorageLevel	+0.49
How do I use string array as parameter in Scala udf?	+1.30
Spark SQL nested withColumn	0.00
Spark parquet partitioning : Large number of files	0.00
Spark Scala: moving average for multiple columns	-2.19
How to calculate efficiently the index of an array, where the cumul...	0.00
Exception in thread "main" java.lang.NoClassDefFoundError...	0.00
Conditional application of `filter`/`where` to a Spark `Dataset`/`D...	-0.50
Sum of single column across rows based on a condition in Spark Data...	-0.51
Converting List of List or RDD to DataFrame in Spark-Scala	0.00
Why does Spark (on Google Dataproc) not use all vcores?	-0.52
How to apply functions in Scala case class for transforming datafra...	+1.85
Access to WrappedArray elements	+1.87
Scala conditionals and logicals over several Columns	+2.14
Spark dataframe write method writing many small files	+1.35
Join two Dataframe without a common field in Spark-scala	0.00
Spark Java round each value in dataframe to two decimal places.	0.00
very slow spark performance	0.00
Spark - named_struct for empty Map	0.00
UDAF merge rows where are first orderdby in a Spark DataSet/Dataframe	+0.51
Add Number of days column to Date Column in same dataframe for Spar...	-1.91
Define return value in Spark Scala UDF	-2.17
In spark, how to estimate the number of elements in a dataframe qui...	+0.47
spark dataframe to be written in partitions	-0.87
Spark DataFrame exploding a map with the key as a member	0.00
Spark error when accessing an empty or null array	+0.49
How to make a comma-separated string of all Row's values	0.00
How to create typed dataset which can have optional attributes in S...	0.00
Why Spark SQL translates String "null" to Object null for...	-0.01
how to create dataframe from hive external table	-0.33
Getting the hivecontext from a dataframe	0.00
Spark SQL - Nested array conditional select	0.00
Apache Spark in Scala not printing rdd values	-0.50