pub enum FetchType {
Literal(Option<usize>),
UnsupportedExpr,
}Expand description
Different types of fetch expression in Limit plan.
Variants§
Literal(Option<usize>)
The fetch expression is a literal value.
Literal(None) means the fetch expression is not provided.
UnsupportedExpr
Currently only supports expressions that can be folded into constants.
Auto Trait Implementations§
impl Freeze for FetchType
impl RefUnwindSafe for FetchType
impl Send for FetchType
impl Sync for FetchType
impl Unpin for FetchType
impl UnwindSafe for FetchType
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> 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