Reduce the number of places we need to specify version::ALL_COLUMNS

Author: carols10cents

src/bin/delete-version.rs

@@ -9,7 +9,7 @@
 
 use cargo_registry::{
     db,
-    models::{Crate, Version},
+    models::{Crate, CrateVersions, Version},
     schema::versions,
 };
 use std::{
@@ -45,9 +45,9 @@ fn delete(conn: &PgConnection) {
     };
 
     let krate = Crate::by_name(&name).first::<Crate>(conn).unwrap();
-    let v = Version::belonging_to(&krate)
+    let v = krate
+        .all_versions()
         .filter(versions::num.eq(&version))
-        .select(cargo_registry::models::version::ALL_COLUMNS)
         .first::<Version>(conn)
         .unwrap();
     print!(