前些天發現了一個巨牛的人工智能學習網站，通俗易懂，風趣幽默，忍不住分享一下給大家。點擊跳轉到教程。

?報錯如題：?Parameter with that position [1] did not exist; nested exception is java.lang.IllegalArgumentException: Parameter with that position [1] did not exist

Caused by: java.lang.IllegalArgumentException: Parameter with that position [1] did not exist
at org.hibernate.jpa.spi.BaseQueryImpl.findParameterRegistration(BaseQueryImpl.java:502)
at org.hibernate.jpa.spi.BaseQueryImpl.setParameter(BaseQueryImpl.java:692)
at org.hibernate.jpa.spi.AbstractQueryImpl.setParameter(AbstractQueryImpl.java:181)
at org.hibernate.jpa.spi.AbstractQueryImpl.setParameter(AbstractQueryImpl.java:32)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:497)

?

原因：

紅框中位置書寫錯誤

?

?

?

改為 ?：?ul.id= ?1 ?就可以了。 ?太久不用hibernate了...?

?

也可以這樣寫;

?

@Query(value="select o from UserModel o where o.name like %:nn")
public List<UserModel> findByUuidOrAge(@Param("nn") String name);

?

?

?

?

?