[1] blocking IO - 阻塞IO
[2] nonblocking IO - 非阻塞IO
[3] IO multiplexing - IO多路复用
[4] signal driven IO - 信号驱动IO
[5] asynchronous IO - 异步IO

前面四种都算作是“同步IO”

拿到数据请求结果后，使用doLayout方法进行强制重新渲染

this.$nextTick(() => {
    this.$refs.table.doLayout()
})