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feat(bench): complete ALTER TABLE benchmarks

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This commit is contained in:
Levy A.
2025-08-05 14:08:07 -03:00
parent 0c9216d1cc
commit 3bc1001a93
1 changed files with 136 additions and 0 deletions
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136
core/benches/benchmark.rs
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@@ -116,6 +116,142 @@ fn bench_alter(criterion: &mut Criterion) {
}
group.finish();
let mut group = criterion.benchmark_group("`ALTER TABLE _ RENAME COLUMN _ TO _`");
group.bench_function(BenchmarkId::new("limbo_rename_column", ""), |b| {
#[allow(clippy::arc_with_non_send_sync)]
let io = Arc::new(PlatformIO::new().unwrap());
let db = Database::open_file(io.clone(), "../testing/schema_5k.db", false, false).unwrap();
let conn = db.connect().unwrap();
b.iter_custom(|iters| {
(0..iters)
.map(|_| {
conn.execute("CREATE TABLE x(a)").unwrap();
let elapsed = {
let start = Instant::now();
conn.execute("ALTER TABLE x RENAME COLUMN a TO b").unwrap();
start.elapsed()
};
conn.execute("DROP TABLE x").unwrap();
elapsed
})
.sum()
});
});
if enable_rusqlite {
group.bench_function(BenchmarkId::new("sqlite_rename_column", ""), |b| {
let conn = rusqlite::Connection::open("../testing/schema_5k.db").unwrap();
b.iter_custom(|iters| {
(0..iters)
.map(|_| {
conn.execute("CREATE TABLE x(a)", ()).unwrap();
let elapsed = {
let start = Instant::now();
conn.execute("ALTER TABLE x RENAME COLUMN a TO b", ())
.unwrap();
start.elapsed()
};
conn.execute("DROP TABLE x", ()).unwrap();
elapsed
})
.sum()
});
});
}
group.finish();
let mut group = criterion.benchmark_group("`ALTER TABLE _ ADD COLUMN _`");
group.bench_function(BenchmarkId::new("limbo_add_column", ""), |b| {
#[allow(clippy::arc_with_non_send_sync)]
let io = Arc::new(PlatformIO::new().unwrap());
let db = Database::open_file(io.clone(), "../testing/schema_5k.db", false, false).unwrap();
let conn = db.connect().unwrap();
b.iter_custom(|iters| {
(0..iters)
.map(|_| {
conn.execute("CREATE TABLE x(a)").unwrap();
let elapsed = {
let start = Instant::now();
conn.execute("ALTER TABLE x ADD COLUMN b").unwrap();
start.elapsed()
};
conn.execute("DROP TABLE x").unwrap();
elapsed
})
.sum()
});
});
if enable_rusqlite {
group.bench_function(BenchmarkId::new("sqlite_add_column", ""), |b| {
let conn = rusqlite::Connection::open("../testing/schema_5k.db").unwrap();
b.iter_custom(|iters| {
(0..iters)
.map(|_| {
conn.execute("CREATE TABLE x(a)", ()).unwrap();
let elapsed = {
let start = Instant::now();
conn.execute("ALTER TABLE x ADD COLUMN b", ()).unwrap();
start.elapsed()
};
conn.execute("DROP TABLE x", ()).unwrap();
elapsed
})
.sum()
});
});
}
group.finish();
let mut group = criterion.benchmark_group("`ALTER TABLE _ DROP COLUMN _`");
group.bench_function(BenchmarkId::new("limbo_drop_column", ""), |b| {
#[allow(clippy::arc_with_non_send_sync)]
let io = Arc::new(PlatformIO::new().unwrap());
let db = Database::open_file(io.clone(), "../testing/schema_5k.db", false, false).unwrap();
let conn = db.connect().unwrap();
b.iter_custom(|iters| {
(0..iters)
.map(|_| {
conn.execute("CREATE TABLE x(a, b)").unwrap();
let elapsed = {
let start = Instant::now();
conn.execute("ALTER TABLE x DROP COLUMN b").unwrap();
start.elapsed()
};
conn.execute("DROP TABLE x").unwrap();
elapsed
})
.sum()
});
});
if enable_rusqlite {
group.bench_function(BenchmarkId::new("sqlite_drop_column", ""), |b| {
let conn = rusqlite::Connection::open("../testing/schema_5k.db").unwrap();
b.iter_custom(|iters| {
(0..iters)
.map(|_| {
conn.execute("CREATE TABLE x(a, b)", ()).unwrap();
let elapsed = {
let start = Instant::now();
conn.execute("ALTER TABLE x DROP COLUMN b", ()).unwrap();
start.elapsed()
};
conn.execute("DROP TABLE x", ()).unwrap();
elapsed
})
.sum()
});
});
}
group.finish();
}
fn bench_prepare_query(criterion: &mut Criterion) {