Nipun questions

• Azure ADLS gen2 listing folders given authentication error using rest api and service principal
• spark master goes down with out of memory exception
• SparkSQL Pushdown Filtering not Working in Spark Cassandra Connector
• spark Athena connector
• how does cassandra utilizes multiple cores to work
• spark reading missing columns in parquet
• Inserting multiple types in map in cassandra
• how to archive and purge Cassandra data
• Unable to open native connection with spark sometimes
• export data in csv using zeppelin

Nipun answers