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Parameter 'VARCHAR' not found. Available parameters are [list, param1]

时间:2022-11-17 12:22:08浏览次数:66  
标签:Available VARCHAR parameters spring mybatis org 2.0 id

报错信息:

nested exception is org.apache.ibatis.binding.BindingException: Parameter 'VARCHAR' not found. Available parameters are [list, param1]
org.mybatis.spring.MyBatisSystemException: nested exception is org.apache.ibatis.binding.BindingException: Parameter 'VARCHAR' not found. Available parameters are [list, param1]
    at org.mybatis.spring.MyBatisExceptionTranslator.translateExceptionIfPossible(MyBatisExceptionTranslator.java:77) ~[mybatis-spring-2.0.1.jar:2.0.1]
    at org.mybatis.spring.SqlSessionTemplate$SqlSessionInterceptor.invoke(SqlSessionTemplate.java:446) ~[mybatis-spring-2.0.1.jar:2.0.1]
    at com.sun.proxy.$Proxy166.update(Unknown Source) ~[?:?]
    at org.mybatis.spring.SqlSessionTemplate.update(SqlSessionTemplate.java:294) ~[mybatis-spring-2.0.1.jar:2.0.1]
    at com.baomidou.mybatisplus.core.override.MybatisMapperMethod.execute(MybatisMapperMethod.java:65) ~[mybatis-plus-core-3.4.2.jar:3.4.2]

对应的代码:

    <update id="updatePayStatusByList">
        <foreach collection="list" index="index" item="item">
            update emp_fertility_infos
            <set>
                <if test="item.id != null">
                    pay_common_id = #{item.id,jdbcType=INTEGER}
                </if>
            </set>
            where id in (${item.correlateId,jdbcType=VARCHAR});
        </foreach>
    </update>

修改方法:

    <update id="updatePayStatusByList">
        <foreach collection="list" index="index" item="item">
            update emp_fertility_infos
            <set>
                <if test="item.id != null">
                    pay_common_id = #{item.id,jdbcType=INTEGER}
                </if>
            </set>
            where id in (${item.correlateId});
        </foreach>
    </update>

  

 

 注: ${} 是直接引用值得,不需要声明。

Mybatis中什么时候应该声明jdbcType?

当Mybatis不能自动识别你传入对象的类型时。比如使用 #{}。

 

标签:Available,VARCHAR,parameters,spring,mybatis,org,2.0,id
From: https://www.cnblogs.com/wang188/p/16899067.html

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