I0515 10:19:39.745528 29131 impala-hs2-server.cc:560] OpenSession(): username=
I0515 10:19:39.745944 29131 impala-hs2-server.cc:682] ExecuteStatement(): request=TExecuteStatementReq {
  01: sessionHandle (struct) = TSessionHandle {
    01: sessionId (struct) = THandleIdentifier {
      01: guid (string) = "\xa0\x9b\xab\xd9\xf2\xafI\x98\xbb\xab\x91u\x95\xe7\xb4\x8f",
      02: secret (string) = "\xd2>z\xe7\xcakE\x0e\x9f \x8b:\x13\x85\xd5\xb5",
    },
  },
  02: statement (string) = "SHOW DATABASES",
  04: runAsync (bool) = false,
}
I0515 10:19:39.745985 29131 impala-hs2-server.cc:522] TExecuteStatementReq: TExecuteStatementReq {
  01: sessionHandle (struct) = TSessionHandle {
    01: sessionId (struct) = THandleIdentifier {
      01: guid (string) = "\xa0\x9b\xab\xd9\xf2\xafI\x98\xbb\xab\x91u\x95\xe7\xb4\x8f",
      02: secret (string) = "\xd2>z\xe7\xcakE\x0e\x9f \x8b:\x13\x85\xd5\xb5",
    },
  },
  02: statement (string) = "SHOW DATABASES",
  04: runAsync (bool) = false,
}
I0515 10:19:39.749261 29131 Frontend.java:761] analyze query SHOW DATABASES
I0515 10:19:39.750443 29131 impala-hs2-server.cc:752] ExecuteStatement(): return_val=TExecuteStatementResp {
  01: status (struct) = TStatus {
    01: statusCode (i32) = 0,
  },
  02: operationHandle (struct) = TOperationHandle {
    01: operationId (struct) = THandleIdentifier {
      01: guid (string) = "\xfe\xf9\x1e\xd0\xbe\x90N\x97\x80\xf9)\xe8z\xf54\xec",
      02: secret (string) = "\xfe\xf9\x1e\xd0\xbe\x90N\x97\x80\xf9)\xe8z\xf54\xec",
    },
    02: operationType (i32) = 0,
    03: hasResultSet (bool) = true,
  },
}
I0515 10:19:39.750988 29131 impala-hs2-server.cc:940] CloseOperation(): query_id=974e90bed01ef9fe:ec34f57ae829f980
I0515 10:19:39.751000 29131 impala-server.cc:699] UnregisterQuery(): query_id=974e90bed01ef9fe:ec34f57ae829f980
I0515 10:19:39.751009 29131 impala-server.cc:772] Cancel(): query_id=974e90bed01ef9fe:ec34f57ae829f980
I0515 10:19:39.751610 29131 impala-hs2-server.cc:654] GetInfo(): request=TGetInfoReq {
  01: sessionHandle (struct) = TSessionHandle {
    01: sessionId (struct) = THandleIdentifier {
      01: guid (string) = "\xa0\x9b\xab\xd9\xf2\xafI\x98\xbb\xab\x91u\x95\xe7\xb4\x8f",
      02: secret (string) = "\xd2>z\xe7\xcakE\x0e\x9f \x8b:\x13\x85\xd5\xb5",
    },
  },
  02: infoType (i32) = 18,
}
I0515 10:19:39.767604 29131 impala-hs2-server.cc:641] CloseSession(): request=TCloseSessionReq {
  01: sessionHandle (struct) = TSessionHandle {
    01: sessionId (struct) = THandleIdentifier {
      01: guid (string) = "\xa0\x9b\xab\xd9\xf2\xafI\x98\xbb\xab\x91u\x95\xe7\xb4\x8f",
      02: secret (string) = "\xd2>z\xe7\xcakE\x0e\x9f \x8b:\x13\x85\xd5\xb5",
    },
  },
}
I0515 10:19:39.767763 29131 impala-server.cc:1693] Connection from client ::ffff:10.2.4.58:37976 closed, closing 1 associated session(s)