Struct Db 

pub struct Db<C: CanisterKind> { /* private fields */ }

Db

A handle to the set of stores registered for a specific canister domain.

• C is the CanisterKind (schema canister marker).

The Db acts as the entry point for querying, saving, and deleting entities within a single canister’s store registry.

Implementations

impl<C: CanisterKind> Db<C>

pub const fn new( data: &'static LocalKey<DataStoreRegistry>, index: &'static LocalKey<IndexStoreRegistry>, ) -> Self

pub const fn context<E>(&self) -> Context<'_, E>

where E: EntityKind<Canister = C>,

pub fn with_data<R>(&self, f: impl FnOnce(&DataStoreRegistry) -> R) -> R

pub fn with_index<R>(&self, f: impl FnOnce(&IndexStoreRegistry) -> R) -> R

Trait Implementations

impl<C: CanisterKind> Clone for Db<C>

fn clone(&self) -> Self

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl<C: CanisterKind> Copy for Db<C>