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Slight refactoring to make things clearer with DeletedFilter

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This commit is contained in:
Alex Auvolat
2020-11-20 20:11:04 +01:00
parent b9e6b007a3
commit e9fd265ce6
11 changed files with 90 additions and 55 deletions
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src/table/schema.rs
+27 -34
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@@ -8,10 +8,36 @@ pub trait PartitionKey {
fn hash(&self) -> Hash;
}
impl PartitionKey for String {
fn hash(&self) -> Hash {
hash(self.as_bytes())
}
}
impl PartitionKey for Hash {
fn hash(&self) -> Hash {
self.clone()
}
}
pub trait SortKey {
fn sort_key(&self) -> &[u8];
}
impl SortKey for String {
fn sort_key(&self) -> &[u8] {
self.as_bytes()
}
}
impl SortKey for Hash {
fn sort_key(&self) -> &[u8] {
self.as_slice()
}
}
pub trait Entry<P: PartitionKey, S: SortKey>:
PartialEq + Clone + Serialize + for<'de> Deserialize<'de> + Send + Sync
{
@@ -21,40 +47,6 @@ pub trait Entry<P: PartitionKey, S: SortKey>:
fn merge(&mut self, other: &Self);
}
#[derive(Clone, PartialEq, Eq, Serialize, Deserialize)]
pub struct EmptyKey;
impl SortKey for EmptyKey {
fn sort_key(&self) -> &[u8] {
&[]
}
}
impl PartitionKey for EmptyKey {
fn hash(&self) -> Hash {
[0u8; 32].into()
}
}
impl PartitionKey for String {
fn hash(&self) -> Hash {
hash(self.as_bytes())
}
}
impl SortKey for String {
fn sort_key(&self) -> &[u8] {
self.as_bytes()
}
}
impl PartitionKey for Hash {
fn hash(&self) -> Hash {
self.clone()
}
}
impl SortKey for Hash {
fn sort_key(&self) -> &[u8] {
self.as_slice()
}
}
#[async_trait]
pub trait TableSchema: Send + Sync {
@@ -74,3 +66,4 @@ pub trait TableSchema: Send + Sync {
true
}
}