rust-postgres-large-object

A crate providing access to the Postgres large object API.

Documentation

Example

```rust extern crate postgres; extern crate postgreslargeobject;

use std::fs::File; use std::io;

use postgres::{Connection, SslMode}; use postgreslargeobject::{LargeObjectExt, LargeObjectTransactionExt, Mode};

fn main() { let conn = Connection::connect("postgres://postgres@localhost", &SslMode::None).unwrap();

let mut file = File::open("vacation_photos.tar.gz").unwrap();
let trans = conn.transaction().unwrap();
let oid = trans.create_large_object().unwrap();
{
    let mut large_object = trans.open_large_object(oid, Mode::Write).unwrap();
    io::copy(&mut file, &mut large_object).unwrap();
}
trans.commit().unwrap();

let mut file = File::create("vacation_photos_copy.tar.gz").unwrap();
let trans = conn.transaction().unwrap();
let mut large_object = trans.open_large_object(oid, Mode::Read).unwrap();
io::copy(&mut large_object, &mut file).unwrap();

} ```