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SelectForSet

drizzle_postgres::builder::select

Struct SelectForSet

pub struct SelectForSet;

Expand description

Builder state after a row-locking clause (FOR UPDATE, FOR SHARE, …).

Only .nowait() and .skip_locked() can follow.

Trait Implementations§

impl ClauseAllowed<Source> for SelectForSet

impl Clone for SelectForSet

fn clone(&self) -> Self

Returns a duplicate of the value. Read more

1.0.0 (const: unstable) · Source§

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

Performs copy-assignment from source. Read more

impl Copy for SelectForSet

impl Debug for SelectForSet

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

Formats the value using the given formatter. Read more

impl Default for SelectForSet

fn default() -> Self

Returns the “default value” for a type. Read more

impl ExecutableState for SelectForSet

type Rows<R: RowCount> = ZeroOrMore

The row count of a query in this state whose selection alone has RowCount R: R when the clauses so far keep every row of the selection (FROM, JOIN, WHERE, ORDER BY), else ZeroOrMore (LIMIT, OFFSET, a set operation, or a statement other than SELECT).

Auto Trait Implementations§

impl Freeze for SelectForSet

impl RefUnwindSafe for SelectForSet

impl Send for SelectForSet

impl Sync for SelectForSet

impl Unpin for SelectForSet

impl UnsafeUnpin for SelectForSet

impl UnwindSafe for SelectForSet

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<Joined, From> JoinKey<From, JoinReverse> for Joined
where From: Joinable<Joined> + ?Sized,

fn pairs() -> &'static [(&'static str, &'static str)]

(joined_column, from_column) pairs the ON condition matches, in key order, read through Self::pair.

fn pair(pair: &(&'static str, &'static str)) -> (&'static str, &'static str)

The (joined_column, from_column) names of pair.

impl<List> ListIncludes<Nil, ()> for List

impl<Mk> MarkerAggValidFor<()> for Mk

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 = !

The type returned in the event of a conversion error.

fn try_from(value: U) -> Result<T, !>

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.

impl<T> TypeEq<T> for T