我在我的C#文件中有这个查询,它工作正常:
from var in db.database_1
where var.database_2.primarycat.Length > 0 && var.meditype.Contains("All")
xxx
select new XElement("id", new XElement("temp", var.database_2.name)
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现在,我想在xxx的where参数中插入此查询:
AND name IN (
SELECT primarycat
from database_2
GROUP BY primarycat
HAVING COUNT(*) > 1)
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有人能帮助我吗?