Crate diesel_connection

Static diesel r2d2 connection pooling.

DATABASE_URL env sets postgres database url within connection manager

MAX_DB_CONNECTIONS env sets max postgres connections within connection pool

  use diesel_connection::{get_connection, PoolError};

  fn main() -> Result<(), PoolError> {
    // DATABASE_URL can be set any time before the pool is lazily initialized on first use
    dotenv().expect("Unable to load .env file");
    env_logger::init();

    let conn = get_connection()?;
  }

Functions

get_connection

Retrieves a connection from a lazily initialized connection pool

Type Definitions

Backend

Connection

Pool

PoolError

A re-export of r2d2::Error, which is only used by methods on r2d2::Pool.

PooledConnection