13/06/27 13:04:19 INFO service.Frontend: analyze query select * from test_twoo_flow01 where request_uri = '/photos' limit 10
13/06/27 13:04:19 INFO analysis.BinaryPredicate: request_uri = '/photos' selectivity: 0.1
13/06/27 13:04:19 INFO service.Frontend: create plan
13/06/27 13:04:19 INFO planner.Planner: create single-node plan
13/06/27 13:04:19 INFO planner.HdfsScanNode: collecting partitions for table test_twoo_flow01
13/06/27 13:04:19 INFO planner.HdfsScanNode: finalize HdfsScan: cardinality=-1
13/06/27 13:04:19 INFO planner.HdfsScanNode: finalize HdfsScan: #nodes=13
13/06/27 13:04:19 INFO planner.Planner: create plan fragments
13/06/27 13:04:19 INFO planner.Planner: memlimit=0
13/06/27 13:04:19 INFO planner.Planner: finalize plan fragments
13/06/27 13:04:19 INFO service.Frontend: get scan range locations
13/06/27 13:04:19 INFO service.Frontend: create result set metadata
13/06/27 13:04:19 INFO service.JniFrontend: PLAN FRAGMENT 0
  PARTITION: UNPARTITIONED

  1:EXCHANGE
     limit: 10
     tuple ids: 0

PLAN FRAGMENT 1
  PARTITION: RANDOM

  STREAM DATA SINK
    EXCHANGE ID: 1
    UNPARTITIONED

  0:SCAN HDFS
     table=default.test_twoo_flow01 #partitions=3 size=1.31GB
     predicates: request_uri = '/photos'
     limit: 10
     tuple ids: 0