ViewTube

Today's Topic: What is the difference between spark.sql.shuffle.partitions and spark.default.parallelism? Thanks for taking the time ...

Today's Topic: When running with master 'yarn' either HADOOP_CONF_DIR or YARN_CONF_DIR must be set in the envir.

How to use filter, count, sort, max and groupby with a dataframe? Helpful? Please use the *Thanks* button above! Or, thank me ...