Spark – Initial job has not accepted any resources; check your cluster UI
After setting up a new Spark cluster running on Yarn, I've come across an error…
After setting up a new Spark cluster running on Yarn, I've come across an error…
I will explain how to run Apache Spark Hello world example in IntelliJ on Windows…
Spark natively supports ORC data source to read ORC into DataFrame and write it back…
Since Spark 3.0, Spark supports a data source format binaryFile to read binary file (image,…
In this Data Lake vs Data Warehouse article, I will explain what is Data Lake…
pyspark.sql.functions provides two functions concat() and concat_ws() to concatenate DataFrame multiple columns into a single…
In Spark, updating the DataFrame can be done by using withColumn() transformation function, In this…
In Spark, isEmpty of the DataFrame class is used to check if the DataFrame or…
Spark running application can be kill by issuing "yarn application -kill <application id>" CLI command,…
Spark/PySpark by default doesn't overwrite the output directory on S3, HDFS, or any other file…