【问题标题】:Spring Data JPA How to pass a date parameterSpring Data JPA如何传递日期参数
【发布时间】:2014-11-19 08:48:09
【问题描述】:

我正在使用 spring 工具套件处理 spring MVC 项目和 spring 数据,我想将日期参数传递给本机查询,到目前为止我有这个。

我在扩展 JpaRepository 的接口中的查询方法

 @Query(value  = 
            "SELECT "
                + "a.name, a.lastname
            + "FROM "
                + "person  a, "
                + "myTable b "
            + "WHERE "
            + "a.name= ?1' "
            + "AND a.birthday = ?2 ",
         nativeQuery = true)
    public ArrayList<Object> personInfo(String name, String dateBirthDay);

实现这个接口定义的方法:

public ArrayList<Object> getPersonsList(String name, String dateBirthDay) {

            ArrayList<Object> results= null;

            results= serviceAutowiredVariable.personInfo(name, dateBirthDay);

            return results;
        }

这就是我从控制器类中调用它的方式。

personsList= _serviceAutowiredVariable.getPersonsList("Jack", "TO_DATE('01-08-2013', 'DD-MM-YYYY')" );

我想在这一行 "AND a.birthday = ?2 " ?2is 等于这个字符串 TO_DATE('01-08-2013', 'DD-MM-YYYY')

但是当我运行我的代码时出现这个错误

    [Request processing failed; nested exception is org.springframework.orm.jpa.JpaSystemException: org.hibernate.exception.DataException: could not extract ResultSet; nested exception is javax.persistence.PersistenceException: org.hibernate.exception.DataException: could not extract ResultSet] root cause
java.sql.SQLDataException: ORA-01858: a non-numeric character was found where a numeric was expected

ERROR: org.hibernate.engine.jdbc.spi.SqlExceptionHelper - ORA-01858: a non-numeric character was found where a numeric was expected

【问题讨论】:

  • 只需传递一个Date 对象而不是String

标签: java spring spring-mvc jpa spring-data


【解决方案1】:

你可以使用这样的结构:

import org.springframework.data.repository.query.Param;
...

@Query(value  = 
    " SELECT a.id, a.lastname FROM person a" + 
    " WHERE a.name = :name AND a.birthday = :date ", nativeQuery = true)
public List<Object[]> getPersonInfo(
    @Param("name") String name, 
    @Param("date") Date date);

【讨论】:

  • 我犯了错字 - getPersonInfo 有 2 个参数:当然是 String 类型和 Date 类型。我刚刚进行了编辑以解决此问题。
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