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ExplainOption

Enum ExplainOption

pub enum ExplainOption {
    Analyze(Span, Option<(bool, Span)>),
    Verbose(Span, Option<(bool, Span)>),
    Costs(Span, Option<(bool, Span)>),
    Settings(Span, Option<(bool, Span)>),
    GenericPlan(Span, Option<(bool, Span)>),
    Buffers(Span, Option<(bool, Span)>),
    Wal(Span, Option<(bool, Span)>),
    Timing(Span, Option<(bool, Span)>),
    Summary(Span, Option<(bool, Span)>),
    Memory(Span, Option<(bool, Span)>),
    Format(Span, ExplainFormat),
}

Expand description

A single option in a parenthesized EXPLAIN (…) list

Variants§

Analyze(Span, Option<(bool, Span)>)

Verbose(Span, Option<(bool, Span)>)

Costs(Span, Option<(bool, Span)>)

Settings(Span, Option<(bool, Span)>)

GenericPlan(Span, Option<(bool, Span)>)

Buffers(Span, Option<(bool, Span)>)

Wal(Span, Option<(bool, Span)>)

Timing(Span, Option<(bool, Span)>)

Summary(Span, Option<(bool, Span)>)

Memory(Span, Option<(bool, Span)>)

Format(Span, ExplainFormat)

Trait Implementations§

impl Clone for ExplainOption

fn clone(&self) -> ExplainOption

Returns a duplicate of the value. Read more

1.0.0 · Source§

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more

impl Debug for ExplainOption

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more

impl Spanned for ExplainOption

fn span(&self) -> Span

Compute byte span of an ast fragment

fn join_span(&self, other: &impl OptSpanned) -> Span

Compute the minimal span containing both self and other

Auto Trait Implementations§

impl Freeze for ExplainOption

impl RefUnwindSafe for ExplainOption

impl Send for ExplainOption

impl Sync for ExplainOption

impl Unpin for ExplainOption

impl UnsafeUnpin for ExplainOption

impl UnwindSafe for ExplainOption

Blanket Implementations§

impl<T> Any for T
where T: 'static + ?Sized,

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

impl<T> Borrow<T> for T
where T: ?Sized,

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

impl<T> BorrowMut<T> for T
where T: ?Sized,

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

impl<T> CloneToUninit for T
where T: Clone,

unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)

Performs copy-assignment from self to dest. Read more

impl<T> From<T> for T

fn from(t: T) -> T

Returns the argument unchanged.

impl<T, U> Into<U> for T
where U: From<T>,

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

impl<T> OptSpanned for T
where T: Spanned,

fn opt_span(&self) -> Option<Range<usize>>

Compute an optional byte span of an ast fragment

fn opt_join_span(&self, other: &impl OptSpanned) -> Option<Span>

Compute the minimal span containing both self and other if either is missing return the other

impl<T> ToOwned for T
where T: Clone,

type Owned = T

The resulting type after obtaining ownership.

fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more

fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more

impl<T, U> TryFrom<U> for T
where U: Into<T>,

type Error = Infallible

The type returned in the event of a conversion error.

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.

impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.