[
  {
    "name": "TestExpBackoffEstimation",
    "cases": [
      "explain select * from exp_backoff where a = 1",
      "explain select * from exp_backoff where b = 1",
      "explain select * from exp_backoff where c = 1",
      "explain select * from exp_backoff where d >= 3 and d <= 5",
      "explain select * from exp_backoff where a = 1 and b = 1 and c = 1 and d >= 3 and d<= 5",
      "explain select * from exp_backoff where a = 1 and b = 1 and c = 1 and d >= 3 and d<= 5"
    ]
  },
  {
    "name": "TestNULLOnFullSampling",
    "cases": [
      "show stats_topn",
      "show stats_buckets"
    ]
  }
]