我有以下代码:
$sub_questions_no_restricted = Doctrine_Query::create()
->select("q2.id")
->from("question q2")
->leftJoin("q2.CountryRestrictions cr2")
->groupBy("q2.id")
->having("count(cr2.country_iso)=0");
我希望得到所有不受国家限制的问题
但symfony不生成正确的SQL,忽略了having子句的一部分。
生成的DQL和SQL是:
DQL=SELECT q2.id FROM question q2 LEFT JOIN q2.CountryRestrictions cr2 GROUP BY q2.id HAVING count(cr2.country_iso)=0
SQL=SELECT q.id AS q__id FROM question q LEFT JOIN country_restriction c ON q.id = c.question_id GROUP BY q.id HAVING count(c.country_iso)=)
SQL忽略“0”,并添加“)”
我做错了什么? 它是一个学说问题? 有什么建议吗?
答案 0 :(得分:2)
尝试在where和。之间放置空格。
$sub_questions_no_restricted = Doctrine_Query::create()
->select("q2.id")
->from("question q2")
->leftJoin("q2.CountryRestrictions cr2")
->groupBy("q2.id")
->having("count(cr2.country_iso) = 0");