uf-valence-backend-postgres 0.1.1

Postgres DatabaseBackend adapter for Valence
Documentation

valence-backend-postgres

Postgres wire DatabaseBackend adapter.

Audience

Reader Use this crate for
App developers Enable via valence feature postgres
Host integrators Remote Postgres at boot
Adapter authors Wire builder + from_env_defaults pattern 
pub const ENGINE_ID: &str = "postgres";

Environment

Variable Meaning
DATABASE_URL Postgres connection URL (required unless .url() is set)

Wiring

use std::sync::Arc;
use valence::{PostgresBackend, Valence};

// Explicit:
let backend = PostgresBackend::connect("postgres://localhost/valence").await?;
// Or env:
let backend = PostgresBackend::from_env().await?;

let valence = Valence::builder()
    .add_backend("default", Arc::new(backend))
    .build()?;

Builder: PostgresBackend::builder().url(...).from_env_defaults().build().await?

Runnable (skips when unset):

DATABASE_URL=postgres://localhost/valence \
  cargo run -p uf-valence --example quickstart_postgres --features postgres

See DatabaseBackend rustdoc (cargo doc -p uf-valence-core --open).