[转载]Oracle基本语法集锦
select names,dates from test,bwhere test.names = b.names(+) and
b.names is null and
b.dates > date('2003-01-01','yyyy-mm-dd')
select names,dates
from test
where names not in ( select names
from b
where dates > to_date('2003-01-01','yyyy-mm-dd'))
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