Struct diesel::query_builder::ValuesClause
source · pub struct ValuesClause<T, Tab> {
pub values: T,
/* private fields */
}
Available on crate feature
i-implement-a-third-party-backend-and-opt-into-breaking-changes
only.Expand description
This type represents a values clause used as part of insert statements
Diesel exposes this type for third party backends so that they can implement batch insert support
Fields§
§values: T
Values to insert
Trait Implementations§
source§impl<T: Clone, Tab: Clone> Clone for ValuesClause<T, Tab>
impl<T: Clone, Tab: Clone> Clone for ValuesClause<T, Tab>
source§fn clone(&self) -> ValuesClause<T, Tab>
fn clone(&self) -> ValuesClause<T, Tab>
Returns a copy of the value. Read more
1.0.0 · source§fn clone_from(&mut self, source: &Self)
fn clone_from(&mut self, source: &Self)
Performs copy-assignment from
source
. Read moresource§impl<T: Default, Tab> Default for ValuesClause<T, Tab>
impl<T: Default, Tab> Default for ValuesClause<T, Tab>
source§impl<T, Tab, DB> QueryFragment<DB> for ValuesClause<T, Tab>
impl<T, Tab, DB> QueryFragment<DB> for ValuesClause<T, Tab>
source§fn walk_ast<'b>(&'b self, out: AstPass<'_, 'b, DB>) -> QueryResult<()>
fn walk_ast<'b>(&'b self, out: AstPass<'_, 'b, DB>) -> QueryResult<()>
Walk over this
QueryFragment
for all passes. Read moresource§fn to_sql(&self, out: &mut DB::QueryBuilder, backend: &DB) -> QueryResult<()>
fn to_sql(&self, out: &mut DB::QueryBuilder, backend: &DB) -> QueryResult<()>
Available on crate feature
i-implement-a-third-party-backend-and-opt-into-breaking-changes
only.Converts this
QueryFragment
to its SQL representation. Read moresource§fn collect_binds<'b>(
&'b self,
out: &mut DB::BindCollector<'b>,
metadata_lookup: &mut DB::MetadataLookup,
backend: &'b DB,
) -> QueryResult<()>
fn collect_binds<'b>( &'b self, out: &mut DB::BindCollector<'b>, metadata_lookup: &mut DB::MetadataLookup, backend: &'b DB, ) -> QueryResult<()>
Available on crate feature
i-implement-a-third-party-backend-and-opt-into-breaking-changes
only.Serializes all bind parameters in this query. Read more
source§fn is_safe_to_cache_prepared(&self, backend: &DB) -> QueryResult<bool>
fn is_safe_to_cache_prepared(&self, backend: &DB) -> QueryResult<bool>
Available on crate feature
i-implement-a-third-party-backend-and-opt-into-breaking-changes
only.Is this query safe to store in the prepared statement cache? Read more
source§impl<T: QueryId, Tab: QueryId> QueryId for ValuesClause<T, Tab>
impl<T: QueryId, Tab: QueryId> QueryId for ValuesClause<T, Tab>
impl<T: Copy, Tab: Copy> Copy for ValuesClause<T, Tab>
impl<T, Table> UndecoratedInsertRecord<Table> for ValuesClause<T, Table>where
T: UndecoratedInsertRecord<Table>,
Auto Trait Implementations§
impl<T, Tab> Freeze for ValuesClause<T, Tab>where
T: Freeze,
impl<T, Tab> RefUnwindSafe for ValuesClause<T, Tab>where
T: RefUnwindSafe,
Tab: RefUnwindSafe,
impl<T, Tab> Send for ValuesClause<T, Tab>
impl<T, Tab> Sync for ValuesClause<T, Tab>
impl<T, Tab> Unpin for ValuesClause<T, Tab>
impl<T, Tab> UnwindSafe for ValuesClause<T, Tab>where
T: UnwindSafe,
Tab: UnwindSafe,
Blanket Implementations§
source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
source§impl<T> CloneToUninit for Twhere
T: Clone,
impl<T> CloneToUninit for Twhere
T: Clone,
source§unsafe fn clone_to_uninit(&self, dst: *mut T)
unsafe fn clone_to_uninit(&self, dst: *mut T)
🔬This is a nightly-only experimental API. (
clone_to_uninit
)