Struct JoinOptions
pub struct JoinOptions {
pub allow_parallel: bool,
pub force_parallel: bool,
pub args: JoinArgs,
pub rows_left: (Option<usize>, usize),
pub rows_right: (Option<usize>, usize),
}
Fields§
§allow_parallel: bool
§force_parallel: bool
§args: JoinArgs
§rows_left: (Option<usize>, usize)
Proxy of the number of rows in both sides of the joins
Holds (Option<known_size>, estimated_size)
rows_right: (Option<usize>, usize)
Trait Implementations§
§impl Clone for JoinOptions
impl Clone for JoinOptions
§fn clone(&self) -> JoinOptions
fn clone(&self) -> JoinOptions
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 more§impl Debug for JoinOptions
impl Debug for JoinOptions
§impl Default for JoinOptions
impl Default for JoinOptions
§fn default() -> JoinOptions
fn default() -> JoinOptions
Returns the “default value” for a type. Read more
§impl<'de> Deserialize<'de> for JoinOptions
impl<'de> Deserialize<'de> for JoinOptions
§fn deserialize<__D>(
__deserializer: __D,
) -> Result<JoinOptions, <__D as Deserializer<'de>>::Error>where
__D: Deserializer<'de>,
fn deserialize<__D>(
__deserializer: __D,
) -> Result<JoinOptions, <__D as Deserializer<'de>>::Error>where
__D: Deserializer<'de>,
Deserialize this value from the given Serde deserializer. Read more
§impl Hash for JoinOptions
impl Hash for JoinOptions
§impl PartialEq for JoinOptions
impl PartialEq for JoinOptions
§impl Serialize for JoinOptions
impl Serialize for JoinOptions
§fn serialize<__S>(
&self,
__serializer: __S,
) -> Result<<__S as Serializer>::Ok, <__S as Serializer>::Error>where
__S: Serializer,
fn serialize<__S>(
&self,
__serializer: __S,
) -> Result<<__S as Serializer>::Ok, <__S as Serializer>::Error>where
__S: Serializer,
Serialize this value into the given Serde serializer. Read more
impl Eq for JoinOptions
impl StructuralPartialEq for JoinOptions
Auto Trait Implementations§
impl Freeze for JoinOptions
impl !RefUnwindSafe for JoinOptions
impl Send for JoinOptions
impl Sync for JoinOptions
impl Unpin for JoinOptions
impl !UnwindSafe for JoinOptions
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
)§impl<Q, K> Equivalent<K> for Q
impl<Q, K> Equivalent<K> for Q
§fn equivalent(&self, key: &K) -> bool
fn equivalent(&self, key: &K) -> bool
Compare self to
key
and return true
if they are equal.§impl<Q, K> Equivalent<K> for Q
impl<Q, K> Equivalent<K> for Q
§fn equivalent(&self, key: &K) -> bool
fn equivalent(&self, key: &K) -> bool
Checks if this value is equivalent to the given key. Read more
§impl<T> Instrument for T
impl<T> Instrument for T
§fn instrument(self, span: Span) -> Instrumented<Self>
fn instrument(self, span: Span) -> Instrumented<Self>
§fn in_current_span(self) -> Instrumented<Self>
fn in_current_span(self) -> Instrumented<Self>
Source§impl<T> IntoEither for T
impl<T> IntoEither for T
Source§fn into_either(self, into_left: bool) -> Either<Self, Self>
fn into_either(self, into_left: bool) -> Either<Self, Self>
Converts
self
into a Left
variant of Either<Self, Self>
if into_left
is true
.
Converts self
into a Right
variant of Either<Self, Self>
otherwise. Read moreSource§fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
Converts
self
into a Left
variant of Either<Self, Self>
if into_left(&self)
returns true
.
Converts self
into a Right
variant of Either<Self, Self>
otherwise. Read more