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add key abstraction and prepare for MVCC (#28)

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* add key abstraction and prepare for MVCC

Signed-off-by: Alex Chi <iskyzh@gmail.com>

* a little bit type exercise

Signed-off-by: Alex Chi <iskyzh@gmail.com>

* refactor tests

Signed-off-by: Alex Chi <iskyzh@gmail.com>

* fix clippy warnings

Signed-off-by: Alex Chi <iskyzh@gmail.com>

* refactor starter code

Signed-off-by: Alex Chi <iskyzh@gmail.com>

* final touch docs

Signed-off-by: Alex Chi <iskyzh@gmail.com>

---------

Signed-off-by: Alex Chi <iskyzh@gmail.com>
This commit is contained in:
Alex Chi Z
2024-01-25 10:59:08 +08:00
committed by GitHub
parent 2fefe3e505
commit a3a92359e1
42 changed files with 824 additions and 281 deletions
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3
mini-lsm/src/compact.rs
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@@ -18,6 +18,7 @@ use crate::iterators::concat_iterator::SstConcatIterator;
use crate::iterators::merge_iterator::MergeIterator;
use crate::iterators::two_merge_iterator::TwoMergeIterator;
use crate::iterators::StorageIterator;
use crate::key::KeySlice;
use crate::lsm_storage::{LsmStorageInner, LsmStorageState};
use crate::manifest::ManifestRecord;
use crate::table::{SsTable, SsTableBuilder, SsTableIterator};
@@ -112,7 +113,7 @@ pub enum CompactionOptions {
impl LsmStorageInner {
fn compact_generate_sst_from_iter(
&self,
mut iter: impl StorageIterator,
mut iter: impl for<'a> StorageIterator<KeyType<'a> = KeySlice<'a>>,
compact_to_bottom_level: bool,
) -> Result<Vec<Arc<SsTable>>> {
let mut builder = None;