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记录报错不知道属性是在哪个表中的

com.mysql.jdbc.exceptions.jdbc4.MySQLIntegrityConstraintViolationException: Column 'tid' in where clause is ambiguous

记录报错显示不知道tid是哪个表中的数据

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<select id="mohu" resultType="com.bwie.entity.Goods">
      select * from goods g left join shoptype s on g.tid=s.tid
      <where>
          <if test="vo.name!=null and vo.name!=''">
              and name = #{vo.name}
          </if>
          <if test="vo.brief!=null and vo.brief!=''">
              and brief = #{vo.brief}
          </if>
          <if test="vo.tid!=null and vo.tid!=''">
              and tid = #{vo.tid}
          </if>
          <if test="vo.start!=null and vo.start!=''">
              and price = #{vo.start}
          </if>
          <if test="vo.end!=null and vo.end!=''">
              and price = #{vo.end}
          </if>
      </where>
      order by g.shopnum desc
  </select>

  修改后

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<select id="mohu" resultType="com.bwie.entity.Goods">
      select * from goods g left join shoptype s on g.tid=s.tid
      <where>
          <if test="vo.name!=null and vo.name!=''">
              and name = #{vo.name}
          </if>
          <if test="vo.brief!=null and vo.brief!=''">
              and brief = #{vo.brief}
          </if>
          <if test="vo.tid!=null and vo.tid!=''">
              and s.tid = #{vo.tid}
          </if>
          <if test="vo.start!=null and vo.start!=''">
              and price = #{vo.start}
          </if>
          <if test="vo.end!=null and vo.end!=''">
              and price = #{vo.end}
          </if>
      </where>
      order by g.shopnum desc
  </select>

  这样报错就解决了

posted on   菊_酒  阅读(24)  评论(0编辑  收藏  举报
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