2016-08-08 3 views

Antwort

0

ich tue, um so etwas zu tun:

select * from emp 
<isLessEqual property="dateParam" compareValue="2015-03-01"> 
    union 
    select * from emp1 
</isLessEqual> 
<isLessEqual property="dateParam" compareValue="2013-03-01"> 
    union 
    select * from emp1 
</isLessEqual> 
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