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Add additional notes to Executor

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This commit is contained in:
Ryan Leckey 2020-03-12 21:11:44 -07:00
parent 0421c9fb42
commit 30897dd6d9
1 changed files with 8 additions and 6 deletions
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14
sqlx-core/src/executor.rs
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@ -28,6 +28,10 @@ where
where where
E: Execute<'q, Self::Database>; E: Execute<'q, Self::Database>;
/// Executes a query for its result.
///
/// Returns a [`Cursor`] that can be used to iterate through the [`Row`]s
/// of the result.
fn fetch<'e, 'q, E>(&'e mut self, query: E) -> <Self::Database as HasCursor<'e, 'q>>::Cursor fn fetch<'e, 'q, E>(&'e mut self, query: E) -> <Self::Database as HasCursor<'e, 'q>>::Cursor
where where
E: Execute<'q, Self::Database>; E: Execute<'q, Self::Database>;
@ -45,14 +49,12 @@ where
E: Execute<'q, Self::Database>; E: Execute<'q, Self::Database>;
} }
pub trait RefExecutor<'c> { // HACK: Generic Associated Types (GATs) will enable us to rework how the Executor bound is done
// in Query to remove the need for this.
pub trait RefExecutor<'e> {
type Database: Database; type Database: Database;
/// Executes a query for its result. fn fetch_by_ref<'q, E>(self, query: E) -> <Self::Database as HasCursor<'e, 'q>>::Cursor
///
/// Returns a [`Cursor`] that can be used to iterate through the [`Row`]s
/// of the result.
fn fetch_by_ref<'q, E>(self, query: E) -> <Self::Database as HasCursor<'c, 'q>>::Cursor
where where
E: Execute<'q, Self::Database>; E: Execute<'q, Self::Database>;
} }