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offload initial iterator seeks to threadpool

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Signed-off-by: Jason Volk <jason@zemos.net>
This commit is contained in:
Jason Volk 2024-12-02 08:51:59 +00:00
parent 320b0680bd
commit b5006a4c41
20 changed files with 361 additions and 131 deletions
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14
src/database/map/stream_prefix.rs
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@ -1,4 +1,4 @@
use std::{convert::AsRef, fmt::Debug};
use std::{convert::AsRef, fmt::Debug, sync::Arc};
use conduit::{implement, Result};
use futures::{
@ -15,7 +15,9 @@ use crate::keyval::{result_deserialize, serialize_key, KeyVal};
/// - Query is serialized
/// - Result is deserialized
#[implement(super::Map)]
pub fn stream_prefix<'a, K, V, P>(&'a self, prefix: &P) -> impl Stream<Item = Result<KeyVal<'_, K, V>>> + Send
pub fn stream_prefix<'a, K, V, P>(
self: &'a Arc<Self>, prefix: &P,
) -> impl Stream<Item = Result<KeyVal<'_, K, V>>> + Send
where
P: Serialize + ?Sized + Debug,
K: Deserialize<'a> + Send,
@ -31,7 +33,7 @@ where
/// - Result is raw
#[implement(super::Map)]
#[tracing::instrument(skip(self), level = "trace")]
pub fn stream_prefix_raw<P>(&self, prefix: &P) -> impl Stream<Item = Result<KeyVal<'_>>> + Send
pub fn stream_prefix_raw<P>(self: &Arc<Self>, prefix: &P) -> impl Stream<Item = Result<KeyVal<'_>>> + Send
where
P: Serialize + ?Sized + Debug,
{
@ -46,7 +48,7 @@ where
/// - Result is deserialized
#[implement(super::Map)]
pub fn stream_raw_prefix<'a, K, V, P>(
&'a self, prefix: &'a P,
self: &'a Arc<Self>, prefix: &'a P,
) -> impl Stream<Item = Result<KeyVal<'_, K, V>>> + Send + 'a
where
P: AsRef<[u8]> + ?Sized + Debug + Sync + 'a,
@ -62,7 +64,9 @@ where
/// - Query is raw
/// - Result is raw
#[implement(super::Map)]
pub fn raw_stream_prefix<'a, P>(&'a self, prefix: &'a P) -> impl Stream<Item = Result<KeyVal<'_>>> + Send + 'a
pub fn raw_stream_prefix<'a, P>(
self: &'a Arc<Self>, prefix: &'a P,
) -> impl Stream<Item = Result<KeyVal<'_>>> + Send + 'a
where
P: AsRef<[u8]> + ?Sized + Debug + Sync + 'a,
{