[英]is anything wrong with this php-sql query?
您能否检查此sql查询出了什么问题
SELECT DISTINCT
A.a
A.b
FROM tableAA AS A
INNER JOIN(tableBB AS B)
ON(A.a= B.a)
INNER JOIN(tableCC AS C)
ON(A.a = C.a)
INNER JOIN(tableDD AS D)
ON(A.a = D.a)
WHERE
B.c = '$selectedtype' AND
B.d NOT LIKE '%$selection%' AND
C.e='$selction111'
OR
D.c = '$selectedtype' AND
A.d NOT LIKE '%$selection%' AND
C.e='$selction111'
我对“或”条件感到担忧,在这里我想让“ where”和“ OR”之间的条件为真或低于“或”的条件为真。
写作方式正确吗? 还是还有其他写方法?
您可能正在寻找:
(B.c = '$selectedtype' AND B.d NOT LIKE '%$selection%' AND C.e='$selction111')
OR
(D.c = '$selectedtype' AND A.d NOT LIKE '%$selection%' AND C.e='$selction111')
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