Example of my working <v-data-table>in Vuetify 2.0.0

example-vuetify.vue

<v-data-table :headers="headers"
              :items="users"
              disable-sort
              hide-default-header
              item-key="user"
              show-select
              v-model="usersSelected">
  <template v-slot:item="props">
    <td>{{props.item.username}}</td>
  </template>
</v-data-table>

<script>
  ...
  data() {
    return {
      headers: [{text: "Name", sortable: false}],
      users: [{
        username: "USERNAME",
        url: "URL"
      }],
      usersSelected: []
    };
  }
</script>