Struct holochain_state::prelude::DbRead [−][src]
pub struct DbRead { /* fields omitted */ }
Expand description
A read-only version of DbWrite. This environment can only generate read-only transactions, never read-write.
Implementations
pub async fn async_reader<E, R, F>(&'_ self, f: F) -> Result<R, E> where
E: 'static + From<DatabaseError> + Send,
F: 'static + FnOnce(Transaction<'_>) -> Result<R, E> + Send,
R: 'static + Send,
Trait Implementations
Auto Trait Implementations
impl !RefUnwindSafe for DbRead
impl !UnwindSafe for DbRead
Blanket Implementations
fn type_id_compat(&self) -> TypeId
fn type_id_compat(&self) -> TypeId
TODO: once 1.33.0 is the minimum supported compiler version, remove Any::type_id_compat and use StdAny::type_id instead. https://github.com/rust-lang/rust/issues/27745 Read more
Mutably borrows from an owned value. Read more
fn with_context(self, otel_cx: Context) -> WithContext<Self>
fn with_context(self, otel_cx: Context) -> WithContext<Self>
fn with_current_context(self) -> WithContext<Self>
fn with_current_context(self) -> WithContext<Self>
Instruments this type with the provided Span
, returning an
Instrumented
wrapper. Read more
pub fn vzip(self) -> V
Attaches the provided Subscriber
to this type, returning a
WithDispatch
wrapper. Read more
Attaches the current default Subscriber
to this type, returning a
WithDispatch
wrapper. Read more
Attaches the provided Subscriber
to this type, returning a
WithDispatch
wrapper. Read more
Attaches the current default Subscriber
to this type, returning a
WithDispatch
wrapper. Read more