SELECT st.dbsname,p.tabname, sum(sin.ti_nrows) nrows,round(sum(sin.ti_nptotal*sd.pagesize/1024/1024),2) total_size,
round(sum(sin.ti_npused*sd.pagesize/1024/1024),2) used_size,sum(seqscans) as seqscans ,
sum (pagreads) diskreads, sum (bufreads) bufreads, sum (bufwrites) bufwrites, sum (pagwrites) diskwrites, sum (pagreads) + sum (pagwrites) disk_rsws,
trunc ( decode ( sum(bufreads) , 0 , 0 , ( 100 - (( sum(pagreads) * 100 ) / sum(bufreads+pagreads))) ) , 2 ) as rbufhits ,
trunc ( decode ( sum(bufwrites) , 0 , 0 , ( 100 - (( sum(pagwrites) * 100 ) / sum(bufwrites+pagwrites))) ) , 2 ) as wbufhits
from scp20:systables s , sysmaster:sysptprof p , sysmaster:systabinfo sin, sysmaster:sysdbspaces sd,sysmaster:systabnames st
where s.tabid>99 and s.tabname = p.tabname and p.dbsname=st.dbsname and sd.dbsnum = trunc(st.partnum/1048576)
and p.partnum=st.partnum and s.tabname=st.tabname and st.partnum=sin.ti_partnum and st.dbsname=' scp20 '
group by 1,2
order by 11 desc;