--分拆
select cast(substring('123456',id,1) as int)
from(
select id=1 union all select id=2 union all select id=3
union all select 4 union all select id=5 union all select id=6
union all select 7 union all select id=8 union all select id=9
)a where id<=len('123456')
select cast(substring('123456',id,1) as int)
from(
select id=1 union all select id=2 union all select id=3
union all select 4 union all select id=5 union all select id=6
union all select 7 union all select id=8 union all select id=9
)a where id<=len('123456')
解决方案 »
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