New
Big Data
Spark, Hadoop, Kafka & the lakehouse
Spark internals and tuning, HDFS/YARN, Hive, Kafka, file formats, streaming and Delta Lake — with vendor flavours (Databricks, EMR, BigQuery, HDInsight).
- Spark · Kafka
- Lakehouse / Delta
- Vendor flavours
- Editorial solutions
- Progress tracking
Sample questions
- JuniorTransformation vs action in SparkSpark
- MidWhy is a shuffle expensive?Spark
- MidKafka consumer-group rebalancingKafka
- SeniorHow Delta Lake gives ACID on object storageDelta Lake