3
我想从其他查询插入到当前查询得到最大日期。看看我的代码,请。Symfony组合2查询
数据:
inv_id inv_date inv_export inv_code
1 2016-03-14 0 a2
2 2016-03-13 0 a1
3 2016-04-13 1 a1
4 2016-03-14 0 a1
结果:
for inv_export = 0 return a2 & a1
for inv_export = 1 return a1
MySQL的(工作正常):
SELECT ..., i.inv_date, i.inv_export
FROM Sp.inventory AS i
...
WHERE i.inv_date IN (
SELECT max(i.inv_date) from Sp.inventory WHERE i.inv_export = 1
);
我试图将其转换为symfony的:
$qb = $this
->createQueryBuilder('i')
->select('..., i.invDate')
...
->where('i.invExport = :export AND i.invDate = MAX(i.invDate)')
->setParameter('export', $export);
你可以看看这个[Q/A(http://stackoverflow.com/questions/6637506/doing- a-where-in-subquery-in-doctrine-2),你会发现另一种方法。 –