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17 lines
491 B
TypeScript
17 lines
491 B
TypeScript
import duckdb from 'duckdb';
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const db = new duckdb.Database('./options.duckdb'); // or a file name for a persistent DB
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const filename = '/home/brian/Downloads/options-data/2013-01-02options.cvs';
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db.run(`CREATE TABLE prices AS SELECT * FROM read_csv_auto('${filename}')`, (err)=>{
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if (err) {
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throw err;
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}
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db.all("SELECT count(*) AS count FROM prices WHERE underlying = 'TSLA'", function(err, res) {
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if (err) {
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throw err;
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}
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console.log(res[0].count)
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});
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});
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