#sqlite #r2d2 #pool

r2d2_sqlite_pool

SQLite and SQLCipher support for the r2d2 connection pool

1 unstable release

0.1.1 Apr 10, 2023
0.1.0 Apr 10, 2023

#24 in #r2d2

30 downloads per month

MIT license

8KB
91 lines

r2d2-sqlite-pool

Latest Version MIT licensed

r2d2 connection pool for sqlite forked from https://github.com/ivanceras/r2d2-sqlite.

Documentation


lib.rs:

Sqlite support for the r2d2 connection pool.

Library crate: r2d2_sqlite_pool

Integrated with: r2d2 and rusqlite

Example

extern crate r2d2;
extern crate r2d2_sqlite_pool;
extern crate rusqlite;

use std::thread;
use r2d2_sqlite_pool::SqliteConnectionManager;
use rusqlite::params;

fn main() {
    let manager = SqliteConnectionManager::file("file.db");
    let pool = r2d2::Pool::new(manager).unwrap();
    pool.get()
        .unwrap()
        .execute("CREATE TABLE IF NOT EXISTS foo (bar INTEGER)", params![])
        .unwrap();

    (0..10)
        .map(|i| {
            let pool = pool.clone();
            thread::spawn(move || {
                let conn = pool.get().unwrap();
                conn.execute("INSERT INTO foo (bar) VALUES (?)", &[&i])
                    .unwrap();
            })
        })
        .collect::<Vec<_>>()
        .into_iter()
        .map(thread::JoinHandle::join)
        .collect::<Result<_, _>>()
        .unwrap()
}

Dependencies

~28MB
~426K SLoC