[−][src]Struct ckb_rocksdb::WriteOptions
Optionally disable WAL or sync for this write.
Examples
Making an unsafe write of a batch:
use ckb_rocksdb::{DB, Options, WriteBatch, WriteOptions, prelude::*}; let path = "_path_for_rocksdb_storageZ"; { let db = DB::open_default(path).unwrap(); let mut batch = WriteBatch::default(); batch.put(b"my key", b"my value"); batch.put(b"key2", b"value2"); batch.put(b"key3", b"value3"); let mut write_options = WriteOptions::default(); write_options.set_sync(false); write_options.disable_wal(true); db.write_opt(batch, &write_options); } let _ = DB::destroy(&Options::default(), path);
Methods
impl WriteOptions
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pub fn new() -> WriteOptions
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pub fn set_sync(&mut self, sync: bool)
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pub fn disable_wal(&mut self, disable: bool)
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Trait Implementations
impl Clone for WriteOptions
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fn clone(&self) -> WriteOptions
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fn clone_from(&mut self, source: &Self)
1.0.0[src]
impl Default for WriteOptions
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fn default() -> WriteOptions
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impl<T> DeleteCF<WriteOptions> for T where
T: Handle<rocksdb_t> + Write,
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T: Handle<rocksdb_t> + Write,
fn delete_cf_full<K>(
&self,
cf: Option<&ColumnFamily>,
key: K,
writeopts: Option<&WriteOptions>
) -> Result<(), Error> where
K: AsRef<[u8]>,
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&self,
cf: Option<&ColumnFamily>,
key: K,
writeopts: Option<&WriteOptions>
) -> Result<(), Error> where
K: AsRef<[u8]>,
fn delete_cf<K>(&self, cf: &ColumnFamily, key: K) -> Result<(), Error> where
K: AsRef<[u8]>,
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K: AsRef<[u8]>,
fn put_cf_opt<K>(
&self,
cf: &ColumnFamily,
key: K,
writeopts: &W
) -> Result<(), Error> where
K: AsRef<[u8]>,
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&self,
cf: &ColumnFamily,
key: K,
writeopts: &W
) -> Result<(), Error> where
K: AsRef<[u8]>,
impl DeleteCF<WriteOptions> for TransactionDB
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fn delete_cf_full<K>(
&self,
cf: Option<&ColumnFamily>,
key: K,
writeopts: Option<&WriteOptions>
) -> Result<(), Error> where
K: AsRef<[u8]>,
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&self,
cf: Option<&ColumnFamily>,
key: K,
writeopts: Option<&WriteOptions>
) -> Result<(), Error> where
K: AsRef<[u8]>,
fn delete_cf<K>(&self, cf: &ColumnFamily, key: K) -> Result<(), Error> where
K: AsRef<[u8]>,
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K: AsRef<[u8]>,
fn put_cf_opt<K>(
&self,
cf: &ColumnFamily,
key: K,
writeopts: &W
) -> Result<(), Error> where
K: AsRef<[u8]>,
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&self,
cf: &ColumnFamily,
key: K,
writeopts: &W
) -> Result<(), Error> where
K: AsRef<[u8]>,
impl Drop for WriteOptions
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impl Handle<rocksdb_writeoptions_t> for WriteOptions
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fn handle(&self) -> *mut rocksdb_writeoptions_t
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impl<T> MergeCF<WriteOptions> for T where
T: Handle<rocksdb_t> + Write,
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T: Handle<rocksdb_t> + Write,
fn merge_cf_full<K, V>(
&self,
cf: Option<&ColumnFamily>,
key: K,
value: V,
writeopts: Option<&WriteOptions>
) -> Result<(), Error> where
K: AsRef<[u8]>,
V: AsRef<[u8]>,
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&self,
cf: Option<&ColumnFamily>,
key: K,
value: V,
writeopts: Option<&WriteOptions>
) -> Result<(), Error> where
K: AsRef<[u8]>,
V: AsRef<[u8]>,
fn merge_cf<K, V>(
&self,
cf: &ColumnFamily,
key: K,
value: V
) -> Result<(), Error> where
K: AsRef<[u8]>,
V: AsRef<[u8]>,
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&self,
cf: &ColumnFamily,
key: K,
value: V
) -> Result<(), Error> where
K: AsRef<[u8]>,
V: AsRef<[u8]>,
fn merge_cf_opt<K, V>(
&self,
cf: &ColumnFamily,
key: K,
value: V,
writeopts: &W
) -> Result<(), Error> where
K: AsRef<[u8]>,
V: AsRef<[u8]>,
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&self,
cf: &ColumnFamily,
key: K,
value: V,
writeopts: &W
) -> Result<(), Error> where
K: AsRef<[u8]>,
V: AsRef<[u8]>,
impl MergeCF<WriteOptions> for TransactionDB
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fn merge_cf_full<K, V>(
&self,
cf: Option<&ColumnFamily>,
key: K,
value: V,
writeopts: Option<&WriteOptions>
) -> Result<(), Error> where
K: AsRef<[u8]>,
V: AsRef<[u8]>,
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&self,
cf: Option<&ColumnFamily>,
key: K,
value: V,
writeopts: Option<&WriteOptions>
) -> Result<(), Error> where
K: AsRef<[u8]>,
V: AsRef<[u8]>,
fn merge_cf<K, V>(
&self,
cf: &ColumnFamily,
key: K,
value: V
) -> Result<(), Error> where
K: AsRef<[u8]>,
V: AsRef<[u8]>,
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&self,
cf: &ColumnFamily,
key: K,
value: V
) -> Result<(), Error> where
K: AsRef<[u8]>,
V: AsRef<[u8]>,
fn merge_cf_opt<K, V>(
&self,
cf: &ColumnFamily,
key: K,
value: V,
writeopts: &W
) -> Result<(), Error> where
K: AsRef<[u8]>,
V: AsRef<[u8]>,
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&self,
cf: &ColumnFamily,
key: K,
value: V,
writeopts: &W
) -> Result<(), Error> where
K: AsRef<[u8]>,
V: AsRef<[u8]>,
impl<T> PutCF<WriteOptions> for T where
T: Handle<rocksdb_t> + Write,
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T: Handle<rocksdb_t> + Write,
fn put_cf_full<K, V>(
&self,
cf: Option<&ColumnFamily>,
key: K,
value: V,
writeopts: Option<&WriteOptions>
) -> Result<(), Error> where
K: AsRef<[u8]>,
V: AsRef<[u8]>,
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&self,
cf: Option<&ColumnFamily>,
key: K,
value: V,
writeopts: Option<&WriteOptions>
) -> Result<(), Error> where
K: AsRef<[u8]>,
V: AsRef<[u8]>,
fn put_cf<K, V>(&self, cf: &ColumnFamily, key: K, value: V) -> Result<(), Error> where
K: AsRef<[u8]>,
V: AsRef<[u8]>,
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K: AsRef<[u8]>,
V: AsRef<[u8]>,
fn put_cf_opt<K, V>(
&self,
cf: &ColumnFamily,
key: K,
value: V,
writeopts: &W
) -> Result<(), Error> where
K: AsRef<[u8]>,
V: AsRef<[u8]>,
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&self,
cf: &ColumnFamily,
key: K,
value: V,
writeopts: &W
) -> Result<(), Error> where
K: AsRef<[u8]>,
V: AsRef<[u8]>,
impl PutCF<WriteOptions> for TransactionDB
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fn put_cf_full<K, V>(
&self,
cf: Option<&ColumnFamily>,
key: K,
value: V,
writeopts: Option<&WriteOptions>
) -> Result<(), Error> where
K: AsRef<[u8]>,
V: AsRef<[u8]>,
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&self,
cf: Option<&ColumnFamily>,
key: K,
value: V,
writeopts: Option<&WriteOptions>
) -> Result<(), Error> where
K: AsRef<[u8]>,
V: AsRef<[u8]>,
fn put_cf<K, V>(&self, cf: &ColumnFamily, key: K, value: V) -> Result<(), Error> where
K: AsRef<[u8]>,
V: AsRef<[u8]>,
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K: AsRef<[u8]>,
V: AsRef<[u8]>,
fn put_cf_opt<K, V>(
&self,
cf: &ColumnFamily,
key: K,
value: V,
writeopts: &W
) -> Result<(), Error> where
K: AsRef<[u8]>,
V: AsRef<[u8]>,
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&self,
cf: &ColumnFamily,
key: K,
value: V,
writeopts: &W
) -> Result<(), Error> where
K: AsRef<[u8]>,
V: AsRef<[u8]>,
Auto Trait Implementations
impl RefUnwindSafe for WriteOptions
impl !Send for WriteOptions
impl !Sync for WriteOptions
impl Unpin for WriteOptions
impl UnwindSafe for WriteOptions
Blanket Implementations
impl<T> Any for T where
T: 'static + ?Sized,
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T: 'static + ?Sized,
impl<T> Borrow<T> for T where
T: ?Sized,
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T: ?Sized,
impl<T> BorrowMut<T> for T where
T: ?Sized,
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T: ?Sized,
fn borrow_mut(&mut self) -> &mut T
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impl<T> From<T> for T
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impl<T, U> Into<U> for T where
U: From<T>,
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U: From<T>,
impl<T> ToOwned for T where
T: Clone,
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T: Clone,
type Owned = T
The resulting type after obtaining ownership.
fn to_owned(&self) -> T
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fn clone_into(&self, target: &mut T)
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impl<T, U> TryFrom<U> for T where
U: Into<T>,
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U: Into<T>,
type Error = Infallible
The type returned in the event of a conversion error.
fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>
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impl<T, U> TryInto<U> for T where
U: TryFrom<T>,
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U: TryFrom<T>,