java.lang.IllegalArgumentException: Update/delete queries cannot be typed
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一:错误写法
String hql = " delete from T_ST_CircuitMeterInfo e where e.circuitID = ?";
Query query = em.createQuery(hql, T_ST_CircuitMeterInfo.class);query.setParameter(1, circuitID);
int count = query.executeUpdate();
二:正解
String hql = " delete from T_ST_CircuitMeterInfo e where e.circuitID = ?";
Query query = em.createQuery(hql);query.setParameter(1, circuitID);
int count = query.executeUpdate();
delete语句执行createQuery的时候,不能传对象类。
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