common/src/test/resources/storage_engine_plan.json

{
  "head" : {
    "type" : "APACHE_DRILL_LOGICAL",
    "version" : 1,
    "generator" : {
      "type" : "manual",
      "info" : "na"
    }
  },
  "storage" : {
      "mock-engine": {
        "type" : "mock",
        "url" : "http://www.apache.org/",
        "enabled": true
      }
  },
  "query" : [
    {
      "op" : "scan",
      "@id" : 1,
      "storageengine" : "mock-engine",
      "selection" : null,
      "ref" : null
    }, {
      "op" : "store",
      "@id" : 2,
      "input" : 1,
      "target" : null,
      "partition" : null,
      "storageEngine" : "mock-engine"
    }
  ]
}