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Benchmarks for sqlite #58040

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Benchmarks for sqlite #58040

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8ff3e7b
benchmark: add sqlite prepare insert
H4ad Apr 26, 2025
6174ff6
benchmark: add sqlite is transaction
H4ad Apr 26, 2025
7d1a43b
benchmark: add sqlite prepare select all
H4ad Apr 26, 2025
f130dc3
benchmark: add sqlite prepare select get
H4ad Apr 26, 2025
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benchmark: add sqlite prepare select all
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@H4ad
H4ad committed Apr 26, 2025
commit 7d1a43bd80b27c76b7e14fe767183429b88c8d25
61 changes: 61 additions & 0 deletions benchmark/sqlite/sqlite-prepare-select-all.js
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'use strict';
const common = require('../common.js');
const sqlite = require('node:sqlite');
const assert = require('assert');

const bench = common.createBenchmark(main, {
n: [1e5],
tableSeedSize: [1e5],
statement: [
'SELECT 1',
'SELECT * FROM foo LIMIT 1',
'SELECT * FROM foo LIMIT 100',
'SELECT text_column FROM foo LIMIT 1',
'SELECT text_column FROM foo LIMIT 100',
'SELECT text_column, integer_column FROM foo LIMIT 1',
'SELECT text_column, integer_column FROM foo LIMIT 100',
'SELECT text_column, integer_column, real_column FROM foo LIMIT 1',
'SELECT text_column, integer_column, real_column FROM foo LIMIT 100',
'SELECT text_column, integer_column, real_column, blob_column FROM foo LIMIT 1',
'SELECT text_column, integer_column, real_column, blob_column FROM foo LIMIT 100',
'SELECT text_8kb_column FROM foo_large LIMIT 1',
'SELECT text_8kb_column FROM foo_large LIMIT 100',
],
});

function main(conf) {
const db = new sqlite.DatabaseSync(':memory:');

db.exec('CREATE TABLE foo (text_column TEXT, integer_column INTEGER, real_column REAL, blob_column BLOB)');
const fooInsertStatement = db.prepare(
'INSERT INTO foo (text_column, integer_column, real_column, blob_column) VALUES (?, ?, ?, ?)',
);

for (let i = 0; i < conf.tableSeedSize; i++) {
fooInsertStatement.run(
crypto.randomUUID(),
Math.floor(Math.random() * 100),
Math.random(),
Buffer.from('example blob data'),
);
}

db.exec('CREATE TABLE foo_large (text_8kb_column TEXT)');
const fooLargeInsertStatement = db.prepare('INSERT INTO foo_large (text_8kb_column) VALUES (?)');
const largeText = 'a'.repeat(8 * 1024);
for (let i = 0; i < conf.tableSeedSize; i++) {
fooLargeInsertStatement.run(largeText);
}

let i;
let deadCodeElimination;

const stmt = db.prepare(conf.statement);

bench.start();
for (i = 0; i < conf.n; i += 1)
deadCodeElimination = stmt.all();
bench.end(conf.n);

assert.ok(deadCodeElimination !== undefined);
}