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Update kvdb-* and trie (#4483)

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This commit is contained in:
Nikolay Volf
2020-01-03 23:46:42 +03:00
committed by Gavin Wood
parent 5cf682cece
commit f0e21eff09
15 changed files with 120 additions and 139 deletions
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substrate/client/db/src/lib.rs
+11 -11
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@@ -302,18 +302,18 @@ pub fn new_client<E, S, Block, RA>(
}
pub(crate) mod columns {
pub const META: Option<u32> = crate::utils::COLUMN_META;
pub const STATE: Option<u32> = Some(1);
pub const STATE_META: Option<u32> = Some(2);
pub const META: u32 = crate::utils::COLUMN_META;
pub const STATE: u32 = 1;
pub const STATE_META: u32 = 2;
/// maps hashes to lookup keys and numbers to canon hashes.
pub const KEY_LOOKUP: Option<u32> = Some(3);
pub const HEADER: Option<u32> = Some(4);
pub const BODY: Option<u32> = Some(5);
pub const JUSTIFICATION: Option<u32> = Some(6);
pub const CHANGES_TRIE: Option<u32> = Some(7);
pub const AUX: Option<u32> = Some(8);
pub const KEY_LOOKUP: u32 = 3;
pub const HEADER: u32 = 4;
pub const BODY: u32 = 5;
pub const JUSTIFICATION: u32 = 6;
pub const CHANGES_TRIE: u32 = 7;
pub const AUX: u32 = 8;
/// Offchain workers local storage
pub const OFFCHAIN: Option<u32> = Some(9);
pub const OFFCHAIN: u32 = 9;
}
struct PendingBlock<Block: BlockT> {
@@ -633,7 +633,7 @@ struct StorageDb<Block: BlockT> {
impl<Block: BlockT> sp_state_machine::Storage<Blake2Hasher> for StorageDb<Block> {
fn get(&self, key: &H256, prefix: Prefix) -> Result<Option<DBValue>, String> {
let key = prefixed_key::<Blake2Hasher>(key, prefix);
self.state_db.get(&key, self).map(|r| r.map(|v| DBValue::from_slice(&v)))
self.state_db.get(&key, self)
.map_err(|e| format!("Database backend error: {:?}", e))
}
}