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This commit is contained in:
Ryan Leckey 2019-08-18 20:43:26 -07:00
parent 4a48955134
commit 2c9720ed81
1 changed files with 18 additions and 8 deletions
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26
benches/select.rs
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@ -12,18 +12,24 @@ use sqlx::Query as _;
const DATABASE_URL: &str = "postgres://postgres@127.0.0.1:5432/sqlx__dev";
async fn sqlx_select(conn: &sqlx::Connection<sqlx::pg::Pg>) {
let _rows: Vec<String> = sqlx::query::<sqlx::pg::PgQuery>("SELECT name FROM contacts").fetch(conn).try_collect().await.unwrap();
let _rows: Vec<String> = sqlx::query::<sqlx::pg::PgQuery>("SELECT name FROM contacts")
.fetch(conn)
.try_collect()
.await
.unwrap();
}
fn rust_postgres_select(cl: &mut rust_postgres::Client) {
let _rows: Vec<String> = cl.query("SELECT name FROM contacts", &[]).unwrap().into_iter().map(|row| {
row.get(0)
}).collect();
let _rows: Vec<String> = cl
.query("SELECT name FROM contacts", &[])
.unwrap()
.into_iter()
.map(|row| row.get(0))
.collect();
}
fn diesel_select(conn: &diesel::pg::PgConnection) {
use diesel::query_dsl::RunQueryDsl;
use diesel::QueryableByName;
use diesel::{query_dsl::RunQueryDsl, QueryableByName};
#[derive(QueryableByName)]
struct Contact {
@ -32,14 +38,18 @@ fn diesel_select(conn: &diesel::pg::PgConnection) {
name: String,
}
let _rows: Vec<Contact> = diesel::sql_query("SELECT name FROM contacts").load(conn).unwrap();
let _rows: Vec<Contact> = diesel::sql_query("SELECT name FROM contacts")
.load(conn)
.unwrap();
}
fn criterion_benchmark(c: &mut Criterion) {
c.bench_function("sqlx select", |b| {
let rt = Runtime::new().unwrap();
let conn = rt.block_on(async {
sqlx::Connection::<sqlx::pg::Pg>::establish(DATABASE_URL).await.unwrap()
sqlx::Connection::<sqlx::pg::Pg>::establish(DATABASE_URL)
.await
.unwrap()
});
b.iter(|| {