Question : no display for null column

i try not to display those rows which contain null in the column 'modetype'.
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select * from (
select modetype,received_qty, case when totalqty = 0 then 0 
else (cast((calc_value/ totalqty) * 100 as number(5,2))) end as percentage
from (
select vital_dashboard_mv.modetype, vital_dashboard_mv.received_qty, 
vital_dashboard_mv.received_qty as calc_value,
(SELECT sum(received_qty) from vital_dashboard_mv) totalqty
from vital_dashboard_mv where vital_dashboard_mv.period = 4
group by modetype, received_qty
)
union all
(
select 'Total', sum(vital_dashboard_mv.received_qty), null
from vital_dashboard_mv where vital_dashboard_mv.period = 4
 )
 ) order by modetype
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Answer : no display for null column

Attempting to put that into your code ...
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select * from (
select modetype,received_qty, case when totalqty = 0 then 0 
else (cast((calc_value/ totalqty) * 100 as number(5,2))) end as percentage
from (
select vital_dashboard_mv.modetype, vital_dashboard_mv.received_qty, 
vital_dashboard_mv.received_qty as calc_value,
(SELECT sum(received_qty) from vital_dashboard_mv) totalqty
from vital_dashboard_mv where vital_dashboard_mv.period = 4
 AND modetype IS NOT NULL
group by modetype, received_qty
)
union all
(
select 'Total', sum(vital_dashboard_mv.received_qty), null
from vital_dashboard_mv where vital_dashboard_mv.period = 4
 )
 ) order by modetype
Open in New Window
Select All
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