processing: 007, TPC-C, TPC-E, TPC-H, TPC-DS (w/ audit)  Join ordering: JOB  #2 “Big Data”  MR/Spark: BigBench, HiBench, SparkBench  Array Databases: GenBase  #3 Machine Learning Systems  SLAB,  Usually, not directly comparable but important for grounding  E.g.,: for SystemDS  R, Julia, Spark, TensorFlow, PyTorch  Problem of Weak Baselines  Authors want to show improvements  Successive