COLUMN iname                              HEADING "Instance"                     FORMAT A8
COLUMN snap_id                            HEADING "Snap|Id"                      FORMAT 9999999
COLUMN endsnaptime                        HEADING "End|snaphot|time"             FORMAT A11
COLUMN plan_hash_value                    HEADING "Plan|hash|value"
COLUMN executions_delta                   HEADING "#Ex"                          FORMAT 9999999
COLUMN end_of_fetch_count_delta           HEADING "#EOF"                         FORMAT 9999999
COLUMN buffer_gets_delta                  HEADING "Buffer|gets"
COLUMN bufferperexec                      HEADING "Buffer|gets|/exec"            FORMAT 9999999999
COLUMN optimizer_cost                     HEADING "0ptimizer|cost"
COLUMN rows_processed_delta               HEADING "#Rows"
COLUMN sql_profile                        HEADING "SQL|Prof"                     FORMAT A4
COLUMN elapsed_time_delta                 HEADING "Elapsed|time|/exec|(sec)"     FORMAT 99999
COLUMN cpu_time_delta                     HEADING "CPU|time|/exec|(sec)"         FORMAT 9999
COLUMN iowait_delta                       HEADING "IO|time|/exec|(sec)"          FORMAT 99999
COLUMN px_servers_execs_delta             HEADING "Px"                           FORMAT 99999
COLUMN disk_reads_delta                   HEADING "Disk|reads"
COLUMN io_offload_elig_bytes_delta        HEADING "Elig|Mb"                      FORMAT 999999
COLUMN io_interconnect_bytes_delta        HEADING "Inter|Mb"                     FORMAT 999999

select
  i.instance_name iname,
  snap_id,
  to_char(end_interval_time,'dd/mm hh24:mi') endsnaptime,
  plan_hash_value,
  optimizer_cost,
  executions_delta,
  end_of_fetch_count_delta,
  buffer_gets_delta,
  buffer_gets_delta/executions_delta bufferperexec,
  decode (sql_profile,null, '',substr(sql_profile,1,4)) sql_profile,
  px_servers_execs_delta,
  disk_reads_delta,
  round(elapsed_time_delta/1000000) elapsed_time_delta,
  round(cpu_time_delta/1000000) cpu_time_delta,
  round(iowait_delta/1000000) iowait_delta,
  io_offload_elig_bytes_delta/1024/1024 io_offload_elig_bytes_delta,
  io_interconnect_bytes_delta/1024/1024 io_interconnect_bytes_delta,
  rows_processed_delta
from
  dba_hist_sqlstat sqlstat
  join dba_hist_snapshot snap using (snap_id,instance_number)
  join gv$instance i using (instance_number)
where
            snap.begin_interval_time>=&&2
        and snap.end_interval_time<=&&3
        and sql_id='&&1'
        and executions_delta>0
order by
  snap_id asc
/