原文:使用Spring Data JPA查詢時,報result returns more than one elements異常

public static lt T gt T get String hql, Class lt T gt t EntityManager em getFactory .createEntityManager try return em.createQuery hql, t .getSingleResult catch NoResultException e e.printStackTrace r ...

2017-01-03 12:00 0 2730 推薦指數:

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select查詢出錯single-row subquery returns more than one row

出錯原因是select x from tablea where column=(select b from tableb)而子查詢返回的結果不止一條按這個情況查詢,有沒有辦法解決不出錯又能查詢到? select x from tablea where column=any(select b ...

Mon Jul 20 19:42:00 CST 2015 0 7968
Mysql報錯:1172 - Result consisted of more than one row

執行mysql函數時報錯:1172 - Result consisted of more than one row 函數語句中select into語句中WHERE account = userName查出的結果出現2條相同的記錄才報出這個錯誤 SELECT id,last_stamp ...

Wed May 11 22:30:00 CST 2016 0 3402
 
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