initial commit; reads 20 rows
commit
b5d6662b66
@ -0,0 +1,4 @@
|
||||
{
|
||||
"deno.enable": true,
|
||||
"deno.unstable": true
|
||||
}
|
@ -0,0 +1,16 @@
|
||||
import { open } from 'npm:lmdb';
|
||||
import { CsvParseStream } from 'https://deno.land/std@0.184.0/csv/mod.ts';
|
||||
|
||||
const fileStream = (await Deno.open('/home/brian/Downloads/options-data/2013-01-02options.cvs', {read: true})).readable;
|
||||
const csvParseStream = new CsvParseStream({skipFirstRow: true});
|
||||
|
||||
const rowStream = fileStream
|
||||
.pipeThrough(new TextDecoderStream())
|
||||
.pipeThrough(csvParseStream)
|
||||
;
|
||||
const rowReader = rowStream.getReader();
|
||||
|
||||
|
||||
for(let i = 0; i<20; i++){
|
||||
console.log(await rowReader.read());
|
||||
}
|
Loading…
Reference in New Issue