From f552c86fecd6c2ba9e832ea129b731dd63abdbe2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Vin=C3=ADcius=20Louren=C3=A7o?= <contact@viniciusl.com.br>
Date: Sat, 26 Apr 2025 17:47:13 -0300
Subject: [PATCH] benchmark: add sqlite prepare select get

PR-URL: https://github.com/nodejs/node/pull/58040
Reviewed-By: Yagiz Nizipli <yagiz@nizipli.com>
Reviewed-By: Edy Silva <edigleyssonsilva@gmail.com>
---
 benchmark/sqlite/sqlite-prepare-select-get.js | 55 +++++++++++++++++++
 1 file changed, 55 insertions(+)
 create mode 100644 benchmark/sqlite/sqlite-prepare-select-get.js

diff --git a/benchmark/sqlite/sqlite-prepare-select-get.js b/benchmark/sqlite/sqlite-prepare-select-get.js
new file mode 100644
index 0000000000..2308fe8947
--- /dev/null
+++ b/benchmark/sqlite/sqlite-prepare-select-get.js
@@ -0,0 +1,55 @@
+'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 text_column FROM foo LIMIT 1',
+    'SELECT text_column, integer_column FROM foo LIMIT 1',
+    'SELECT text_column, integer_column, real_column FROM foo LIMIT 1',
+    'SELECT text_column, integer_column, real_column, blob_column FROM foo LIMIT 1',
+    'SELECT text_8kb_column FROM foo_large LIMIT 1',
+  ],
+});
+
+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.get();
+  bench.end(conf.n);
+
+  assert.ok(deadCodeElimination !== undefined);
+}