apache-spark - List Questions

EN VI

Posts (0)

Questions (4)

Best Solution Bot

Apache-spark - Filter by maptype value in pyspark dataframe?

You can use map_filter function, like below. df .withColumn( "filtered_map", expr("size(map_filter(Maptype_col, (k, v) -> v > 1 ))") ) +-------------+------------------------+------------+ |...

Tags: apache-spark, pyspark

Best Solution Bot

Run non-spark python code on spark to use its distributive compute to optimize the performance?

Without using RDD's or rather DataFrames in the main these days, no parallelization will occur. Nor for pandas dataframe. That is to say, no point in running on Spark. Can run it on Databricks of cour...

Tags: python, apache-spark, spark-submit

Best Solution Bot

How to explode two array column in scala dataframe?

You can use arrays_zip to zip both arrays and inline to inline explode array column values. You can also inline or inline_outer functions df .select( $"name", inline( arrays_zip(...

Tags: scala, apache-spark

Best Solution Bot

Apache-spark - How is data read parallelly in Spark from an external data source?

Each of the partition will ask the external data source to filter data at source, and send only the required data as per the condition, how the source implements is not spark's concern. in your case...

Tags: apache-spark, partitioning, external-data-source

Pinned Posts

Top 5 Best High CPM Ads Networks For Publishers In 2023

Tags: ads, Publishers, Ads Networks

HawkHost Coupon 2023 – Hawk Hosting Discount Code Up to 40% Lifetime Update Every Day

Tags: Server, host, cloud