Document sql migration connector Connection wrapper
+use crate::SqlError;
use migration_connector::ConnectorResult;
use quaint::{
prelude::{ConnectionInfo, Query, Queryable, ResultSet},
single::Quaint,
};
-use crate::SqlError;
-
+/// An internal helper for the SQL connector. It wraps a `Quaint` struct and
+/// exposes a similar API, with additional error handling to return
+/// `ConnectorResult`s.
#[derive(Clone, Debug)]
pub(crate) struct Connection(Quaint);
