[英]Doctrine Query: Result creates array with index offset
我有一個DQL字符串:
SELECT DISTINCT a,
b,
(
SELECT COUNT(c)
FROM ..\Entity\EntityC c
WHERE c.b = b
),
(
SELECT MAX(c2.date)
FROM ..\Entity\EntityC c2
WHERE c2.b = b
)
FROM ..\Entity\EntityA a
JOIN a.b b
...
我想檢索一些a,與a有關的c的計數以及最新c的日期。 我的代碼確實生成了我想要的結果,但是結果數組的索引有偏移:
array(size = [rows])
0 => array (size = 3)
0 => Entity(a)
1 => int(COUNT(c))
3 => date(MAX(c2.date))
1 => array (size = 3)
0 => Entity(a)
1 => int(COUNT(c))
3 => date(MAX(c2.date))
...
為什么會發生這種偏移,並且有辦法防止這種情況發生?
可能與此有關:“如果獲取FROM子句中列出的多個實體,則水合將返回迭代不同頂級實體的行。” (來自http://docs.doctrine-project.org/projects/doctrine-orm/en/latest/reference/dql-doctrine-query-language.html#fetching-multiple-from-entities )
$dql = "SELECT u, g FROM User u, Group g";
array
[0] => Object (User)
[1] => Object (Group)
[2] => Object (User)
[3] => Object (Group)
您可以驗證在下一行進行轉儲嗎? 最好的祝福
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