用union all

假設列名分別為 col1 cola colb...

select col1,cola

from tabname

where ...

union all

select col1,colb

from tabname

where ...

union all

select col1,colc

from tabname

where ...

union all

select col1,cold

from tabname

where ...

union all

select col1,cole

from tabname

where ...

union all

select col1,colf

from tabname

where ...