select a.stkid,b.stknm,b.industry,a.rmnth,a.last_year,a.this_year,
case
when rmnth = to_char(add_months(sysdate,-1),'mm') then
round((sum(a.this_year) over(partition by a.stkid order by a.rmnth) - sum(a.last_year) over(partition by a.stkid order by a.rmnth) ) /
sum(a.last_year) over(partition by a.stkid order by a.rmnth)
* 100 ,2
)
else null
end "營收累積成長%"
from (
select *
from (
select stkid,substr(rmnth,1,4) ryear,substr(rmnth,5,2) rmnth,
earning
from stk_earnings
) a
pivot (
sum(earning) for ryear in ('2011' as last_year,'2012' as this_year)
)
) a,stk_names b
where a.stkid = b.stkid
order by a.stkid,a.rmnth;
select industry,excorp,count(*)
from (
select a.stkid,b.stknm,b.industry,b.excorp,a.rmnth,a.last_year,a.this_year,
case
when rmnth = to_char(add_months(sysdate,-1),'mm') then
round((sum(a.this_year) over(partition by a.stkid order by a.rmnth) - sum(a.last_year) over(partition by a.stkid order by a.rmnth) ) /
sum(a.last_year) over(partition by a.stkid order by a.rmnth)
* 100 ,2
)
else null
end "營收累積成長%"
from (
select *
from (
select stkid,substr(rmnth,1,4) ryear,substr(rmnth,5,2) rmnth,
earning
from stk_earnings
) a
pivot (
sum(earning) for ryear in ('2011' as last_year,'2012' as this_year)
)
) a,stk_names b
where a.stkid = b.stkid
)
where "營收累積成長%" > 0
group by industry,excorp
order by count(*) desc;
select a.stkid,b.stknm,b.industry,a.rmnth,a.last_year,a.this_year,
case
when rmnth = to_char(add_months(sysdate,-1),'mm') then
round((sum(a.this_year) over(partition by a.stkid order by a.rmnth) - sum(a.last_year) over(partition by a.stkid order by a.rmnth) ) /
sum(a.last_year) over(partition by a.stkid order by a.rmnth)
* 100 ,2
)
else null
end "營收累積成長%"
from (
select *
from (
select stkid,substr(rmnth,1,4) ryear,substr(rmnth,5,2) rmnth,
earning
from stk_earnings
) a
pivot (
sum(earning) for ryear in ('2011' as last_year,'2012' as this_year)
)
) a,stk_names b
where a.stkid = b.stkid
and b.industry = '金融保險'
and b.excorp = '上市'
order by a.stkid,a.rmnth;
This man is too old to remember everything in his brain. Right now, he needs a place to write down what he has studied.
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