Struct LockChain 

pub struct LockChain { /* private fields */ }

A FOR … locking clause under construction.

Implementations

impl LockChain

pub fn of( self, tables: impl IntoIterator<Item = impl Into<Cow<'static, str>>>, ) -> LockChain

OF "t" — restrict the lock to these tables of the statement. Names, not expressions, so they are quoted.

pub fn no_wait(self) -> LockChain

NOWAIT — fail rather than wait for a locked row.

pub fn skip_locked(self) -> LockChain

SKIP LOCKED — leave a locked row out of the result.

Trait Implementations

impl Clone for LockChain

fn clone(&self) -> LockChain

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for LockChain

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

Formats the value using the given formatter.

impl<Q: HasLocks> Mod<Q> for LockChain

fn apply(self, q: &mut Q)

Apply this modification to q.