The problem of element-ui el-table requesting data

how does the table of element request data based on the id of each row? I need to get the data of each row according to the id of each row and assign it to the options of el-select. I don"t seem to find a way to do this
< el-table

.
  :data="detailList" 
  style="width: 100%" 
  header-row-class-name="blackTableHeader">
  <el-table-column prop="index" label=""  align="center">
      <template slot-scope="scope">
          {{scope.$index+1}} 
    </template>
  </el-table-column>
  <el-table-column prop="name" label=""  align="center"></el-table-column>
  <el-table-column prop="position" label="" align="center" :formatter="getData">
      <template slot-scope="scope">
      // id
      <el-select v-model="selectedPosition" placeholder="">
        <el-option
          v-for="item in options"
          :key="item.value"
          :label="item.label"
          :value="item.value">
        </el-option>
      </el-select>
    </template>
  </el-table-column>
  <el-table-column prop="operation" label="" align="center">
      <template slot-scope="scope">
      <span class="delete"></span>
    </template>
  </el-table-column>
</el-table>
Apr.24,2022

write a method


    </el-option>
  </el-select>
</template>
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