Struct r2d2_postgres::PostgresConnectionManager

pub struct PostgresConnectionManager { /* fields omitted */ }

An r2d2::ManageConnection for postgres::Connections.

Example

extern crate r2d2;
extern crate r2d2_postgres;
extern crate postgres;

use std::thread;
use r2d2_postgres::{TlsMode, PostgresConnectionManager};

fn main() {
    let config = r2d2::Config::default();
    let manager = PostgresConnectionManager::new("postgres://postgres@localhost",
                                                 TlsMode::None).unwrap();
    let pool = r2d2::Pool::new(config, manager).unwrap();

    for i in 0..10i32 {
        let pool = pool.clone();
        thread::spawn(move || {
            let conn = pool.get().unwrap();
            conn.execute("INSERT INTO foo (bar) VALUES ($1)", &[&i]).unwrap();
        });
    }
}

Methods

impl PostgresConnectionManager

fn new<T>(params: T, ssl_mode: TlsMode) -> Result<PostgresConnectionManager> where
    T: IntoConnectParams, 

Creates a new PostgresConnectionManager.

See postgres::Connection::connect for a description of the parameter types.

Trait Implementations

impl Debug for PostgresConnectionManager

fn fmt(&self, __arg_0: &mut Formatter) -> Result

Formats the value using the given formatter.

impl ManageConnection for PostgresConnectionManager

type Connection = Connection

The connection type this manager deals with.

type Error = Error

The error type returned by Connections.

fn connect(&self) -> Result<Connection>

Attempts to create a new connection.

fn is_valid(&self, conn: &mut Connection) -> Result<()>

Determines if the connection is still connected to the database.

fn has_broken(&self, conn: &mut Connection) -> bool

Quickly determines if the connection is no longer usable.