【发布时间】:2021-10-21 14:51:18
【问题描述】:
我正在使用 node-pg-stream 库来查询大表并使用该库提供的可读流获取块中的数据,我想要做的是将每个接收到的块附加到包含特定工作表的已创建工作簿中,如何实现这样的事情?任何人都可以举一个例子或任何客户端库来做吗?
sn-p 示例:
const query = new QueryStream('select * from large_table');
const stream = client.query(query);
//release the client when the stream is finished
stream.on('end', () => {
done();
//STREAM THE FILE TO CLIENT OR DO SOMETHING WHEN IT DONE
});
stream.on('data', function (data) {
//PAUSE THE STREAM
stream.pause();
//HERE IS WHAT I WANT TO DO (APPEND THIS DATA TO EXISTING WORKSHEET INSIDE WORKBOOK)
stream.resume();
});
【问题讨论】:
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