MeiliSearch/meilisearch-core/src/store/updates_results.rs
Clément Renault d08b76a323
Separate the update and main databases
We used the heed typed transaction to make it safe (https://github.com/Kerollmops/heed/pull/27).
2019-11-27 11:29:06 +01:00

46 lines
1.3 KiB
Rust

use super::BEU64;
use crate::database::UpdateT;
use crate::update::ProcessedUpdateResult;
use heed::types::{OwnedType, SerdeJson};
use heed::Result as ZResult;
#[derive(Copy, Clone)]
pub struct UpdatesResults {
pub(crate) updates_results: heed::Database<OwnedType<BEU64>, SerdeJson<ProcessedUpdateResult>>,
}
impl UpdatesResults {
pub fn last_update(
self,
reader: &heed::RoTxn<UpdateT>,
) -> ZResult<Option<(u64, ProcessedUpdateResult)>> {
match self.updates_results.last(reader)? {
Some((key, data)) => Ok(Some((key.get(), data))),
None => Ok(None),
}
}
pub fn put_update_result(
self,
writer: &mut heed::RwTxn<UpdateT>,
update_id: u64,
update_result: &ProcessedUpdateResult,
) -> ZResult<()> {
let update_id = BEU64::new(update_id);
self.updates_results.put(writer, &update_id, update_result)
}
pub fn update_result(
self,
reader: &heed::RoTxn<UpdateT>,
update_id: u64,
) -> ZResult<Option<ProcessedUpdateResult>> {
let update_id = BEU64::new(update_id);
self.updates_results.get(reader, &update_id)
}
pub fn clear(self, writer: &mut heed::RwTxn<UpdateT>) -> ZResult<()> {
self.updates_results.clear(writer)
}
}