Error updating database. Cause: com.mysql.jdbc.MysqlDataTruncation: Data truncation: Truncated incorrect DOUBLE value: 'as3'

执行更新时的出错信息

Whitelabel Error Page

This application has no explicit mapping for /error, so you are seeing this as a fallback.

Fri Jun 29 15:02:45 CST 2018

There was an unexpected error (type=Internal Server Error, status=500).

### Error updating database. Cause: com.mysql.jdbc.MysqlDataTruncation: Data truncation: Truncated incorrect DOUBLE value: 'as4' ### The error may involve com.nenu.dao.EmployeeDao.Employee ### The error occurred while setting parameters ### SQL: update employee set emp_name = ? and emp_password = ? where id=? ### Cause: com.mysql.jdbc.MysqlDataTruncation: Data truncation: Truncated incorrect DOUBLE value: 'as4' ; ]; Data truncation: Truncated incorrect DOUBLE value: 'as4'; nested exception is com.mysql.jdbc.MysqlDataTruncation: Data truncation: Truncated incorrect DOUBLE value: 'as4'

更新代码

<update id="updateEmployee" parameterMap="Employee">
        update
        employee
        set
        emp_name = #{emp_name}
        and emp_password = #{emp_password}        
        where 
        id=#{id}
    </update>

错误原因及更正方法

update 更新时，连接两个变量的不是and ,而是 ，

更正代码

<update id="updateEmployee" parameterMap="Employee">
        update
        employee
        set
        emp_name = #{emp_name} ,emp_password = #{emp_password}        
        where 
        id=#{id}
    </update>

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