Struct ckb_rocksdb::SecondaryDB
source · pub struct SecondaryDB { /* private fields */ }
Implementations§
Trait Implementations§
source§impl Debug for SecondaryDB
impl Debug for SecondaryDB
source§impl Drop for SecondaryDB
impl Drop for SecondaryDB
source§impl GetColumnFamilys for SecondaryDB
impl GetColumnFamilys for SecondaryDB
fn get_cfs(&self) -> &BTreeMap<String, ColumnFamily>
fn get_mut_cfs(&mut self) -> &mut BTreeMap<String, ColumnFamily>
source§impl Iterate for SecondaryDB
impl Iterate for SecondaryDB
fn get_raw_iter<'a: 'b, 'b>( &'a self, readopts: &ReadOptions ) -> DBRawIterator<'b>
fn get_iter<'a: 'b, 'b>( &'a self, readopts: &ReadOptions, mode: IteratorMode<'_> ) -> DBIterator<'b> ⓘ
fn iterator_opt<'a: 'b, 'b>( &'a self, mode: IteratorMode<'_>, readopts: &ReadOptions ) -> DBIterator<'b> ⓘ
fn iterator<'a: 'b, 'b>(&'a self, mode: IteratorMode<'_>) -> DBIterator<'b> ⓘ
source§fn full_iterator<'a: 'b, 'b>(&'a self, mode: IteratorMode<'_>) -> DBIterator<'b> ⓘ
fn full_iterator<'a: 'b, 'b>(&'a self, mode: IteratorMode<'_>) -> DBIterator<'b> ⓘ
Opens an interator with
set_total_order_seek
enabled.
This must be used to iterate across prefixes when set_memtable_factory
has been called
with a Hash-based implementation.fn prefix_iterator<'a: 'b, 'b>(&'a self, prefix: &[u8]) -> DBIterator<'b> ⓘ
fn raw_iterator<'a: 'b, 'b>(&'a self) -> DBRawIterator<'b>
source§impl IterateCF for SecondaryDB
impl IterateCF for SecondaryDB
fn get_raw_iter_cf<'a: 'b, 'b>( &'a self, cf_handle: &ColumnFamily, readopts: &ReadOptions ) -> Result<DBRawIterator<'b>, Error>
fn get_iter_cf<'a: 'b, 'b>( &'a self, cf_handle: &ColumnFamily, readopts: &ReadOptions, mode: IteratorMode<'_> ) -> Result<DBIterator<'b>, Error>
source§fn iterator_cf_opt<'a: 'b, 'b>(
&'a self,
cf_handle: &ColumnFamily,
mode: IteratorMode<'_>,
readopts: &ReadOptions
) -> Result<DBIterator<'b>, Error>
fn iterator_cf_opt<'a: 'b, 'b>( &'a self, cf_handle: &ColumnFamily, mode: IteratorMode<'_>, readopts: &ReadOptions ) -> Result<DBIterator<'b>, Error>
Opens an interator using the provided ReadOptions.
This is used when you want to iterate over a specific ColumnFamily with a modified ReadOptions
fn iterator_cf<'a: 'b, 'b>( &'a self, cf_handle: &ColumnFamily, mode: IteratorMode<'_> ) -> Result<DBIterator<'b>, Error>
fn full_iterator_cf<'a: 'b, 'b>( &'a self, cf_handle: &ColumnFamily, mode: IteratorMode<'_> ) -> Result<DBIterator<'b>, Error>
fn prefix_iterator_cf<'a: 'b, 'b>( &'a self, cf_handle: &ColumnFamily, prefix: &[u8] ) -> Result<DBIterator<'b>, Error>
fn raw_iterator_cf<'a: 'b, 'b>( &'a self, cf_handle: &ColumnFamily ) -> Result<DBRawIterator<'b>, Error>
source§impl Open for SecondaryDB
impl Open for SecondaryDB
source§fn open_default<P: AsRef<Path>>(path: P) -> Result<Self, Error>
fn open_default<P: AsRef<Path>>(path: P) -> Result<Self, Error>
Open a database with default options.
source§fn open<P: AsRef<Path>>(opts: &Options, path: P) -> Result<Self, Error>
fn open<P: AsRef<Path>>(opts: &Options, path: P) -> Result<Self, Error>
Open the database with the specified options.
fn open_with_descriptor<P: AsRef<Path>>( opts: &Options, path: P, descriptor: Self::Descriptor ) -> Result<Self, Error>
source§impl OpenCF for SecondaryDB
impl OpenCF for SecondaryDB
source§fn open_cf<P, I, N>(opts: &Options, path: P, cfs: I) -> Result<Self, Error>where
P: AsRef<Path>,
I: IntoIterator<Item = N>,
N: AsRef<str>,
fn open_cf<P, I, N>(opts: &Options, path: P, cfs: I) -> Result<Self, Error>where P: AsRef<Path>, I: IntoIterator<Item = N>, N: AsRef<str>,
Open a database with the given database options and column family names. Read more
source§fn open_cf_descriptors<P, I>(
opts: &Options,
path: P,
cfs: I
) -> Result<Self, Error>where
P: AsRef<Path>,
I: IntoIterator<Item = ColumnFamilyDescriptor>,
fn open_cf_descriptors<P, I>( opts: &Options, path: P, cfs: I ) -> Result<Self, Error>where P: AsRef<Path>, I: IntoIterator<Item = ColumnFamilyDescriptor>,
Open a database with the given database options and column family descriptors.
fn open_cf_descriptors_with_descriptor<P, I>( opts: &Options, path: P, cfs: I, descriptor: Self::Descriptor ) -> Result<Self, Error>where P: AsRef<Path>, I: IntoIterator<Item = ColumnFamilyDescriptor>,
impl Read for SecondaryDB
impl Send for SecondaryDB
impl Sync for SecondaryDB
Auto Trait Implementations§
Blanket Implementations§
source§impl<T> BatchedMultiGetCF<ReadOptions> for Twhere
T: Handle<rocksdb_t> + Read,
impl<T> BatchedMultiGetCF<ReadOptions> for Twhere T: Handle<rocksdb_t> + Read,
fn batched_multi_get_cf_full<'a, K, I>( &self, cf: &ColumnFamily, keys: I, sorted_input: bool, readopts: Option<&ReadOptions> ) -> Vec<Result<Option<DBPinnableSlice<'_>>, Error>>where K: AsRef<[u8]> + 'a + ?Sized, I: IntoIterator<Item = &'a K>,
fn batched_multi_get_cf<'a, K, I>( &self, cf: &ColumnFamily, keys: I, sorted_input: bool ) -> Vec<Result<Option<DBPinnableSlice<'_>>, Error>>where K: AsRef<[u8]> + 'a + ?Sized, I: IntoIterator<Item = &'a K>,
fn batched_multi_get_cf_opt<'a, K, I>( &self, cf: &ColumnFamily, keys: I, sorted_input: bool, readopts: &R ) -> Vec<Result<Option<DBPinnableSlice<'_>>, Error>>where K: AsRef<[u8]> + 'a + ?Sized, I: IntoIterator<Item = &'a K>,
source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere T: ?Sized,
source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
source§impl<T> CreateCheckpointObject for Twhere
T: Handle<rocksdb_t>,
impl<T> CreateCheckpointObject for Twhere T: Handle<rocksdb_t>,
unsafe fn create_checkpoint_object_raw( &self ) -> Result<*mut rocksdb_checkpoint_t, Error>
fn create_checkpoint_object(&self) -> Result<Checkpoint<'_>, Error>
source§impl<T, R> Get<R> for Twhere
T: GetCF<R>,
impl<T, R> Get<R> for Twhere T: GetCF<R>,
fn get_full<K>( &self, key: K, readopts: Option<&R> ) -> Result<Option<DBVector>, Error>where K: AsRef<[u8]>,
source§fn get<K: AsRef<[u8]>>(&self, key: K) -> Result<Option<DBVector>, Error>
fn get<K: AsRef<[u8]>>(&self, key: K) -> Result<Option<DBVector>, Error>
Return the bytes associated with a key value
fn get_opt<K: AsRef<[u8]>>( &self, key: K, readopts: &R ) -> Result<Option<DBVector>, Error>
source§impl<T> GetCF<ReadOptions> for Twhere
T: Handle<rocksdb_t> + Read,
impl<T> GetCF<ReadOptions> for Twhere T: Handle<rocksdb_t> + Read,
fn get_cf_full<K>( &self, cf: Option<&ColumnFamily>, key: K, readopts: Option<&ReadOptions> ) -> Result<Option<DBVector>, Error>where K: AsRef<[u8]>,
fn get_cf<K: AsRef<[u8]>>( &self, cf: &ColumnFamily, key: K ) -> Result<Option<DBVector>, Error>
fn get_cf_opt<K: AsRef<[u8]>>( &self, cf: &ColumnFamily, key: K, readopts: &R ) -> Result<Option<DBVector>, Error>
source§impl<'a, T, R> GetPinned<'a> for Twhere
T: GetPinnedCF<'a, ReadOptions = R>,
impl<'a, T, R> GetPinned<'a> for Twhere T: GetPinnedCF<'a, ReadOptions = R>,
type ReadOptions = R
source§fn get_pinned_full<K>(
&'a self,
key: K,
readopts: Option<<T as GetPinned<'a>>::ReadOptions>
) -> Result<Option<DBPinnableSlice<'a>>, Error>where
K: AsRef<[u8]>,
fn get_pinned_full<K>( &'a self, key: K, readopts: Option<<T as GetPinned<'a>>::ReadOptions> ) -> Result<Option<DBPinnableSlice<'a>>, Error>where K: AsRef<[u8]>,
Return the value associated with a key using RocksDB’s PinnableSlice
so as to avoid unnecessary memory copy.
source§fn get_pinned<K: AsRef<[u8]>>(
&'a self,
key: K
) -> Result<Option<DBPinnableSlice<'a>>, Error>
fn get_pinned<K: AsRef<[u8]>>( &'a self, key: K ) -> Result<Option<DBPinnableSlice<'a>>, Error>
Return the value associated with a key using RocksDB’s PinnableSlice
so as to avoid unnecessary memory copy. Similar to get_pinned_opt but
leverages default options.
source§fn get_pinned_opt<K: AsRef<[u8]>>(
&'a self,
key: K,
readopts: Self::ReadOptions
) -> Result<Option<DBPinnableSlice<'a>>, Error>
fn get_pinned_opt<K: AsRef<[u8]>>( &'a self, key: K, readopts: Self::ReadOptions ) -> Result<Option<DBPinnableSlice<'a>>, Error>
Return the value associated with a key using RocksDB’s PinnableSlice
so as to avoid unnecessary memory copy.
source§impl<'a, T> GetPinnedCF<'a> for Twhere
T: Handle<rocksdb_t> + Read,
impl<'a, T> GetPinnedCF<'a> for Twhere T: Handle<rocksdb_t> + Read,
type ColumnFamily = &'a ColumnFamily
type ReadOptions = &'a ReadOptions
source§fn get_pinned_cf_full<K>(
&'a self,
cf: Option<<T as GetPinnedCF<'a>>::ColumnFamily>,
key: K,
readopts: Option<<T as GetPinnedCF<'a>>::ReadOptions>
) -> Result<Option<DBPinnableSlice<'a>>, Error>where
K: AsRef<[u8]>,
fn get_pinned_cf_full<K>( &'a self, cf: Option<<T as GetPinnedCF<'a>>::ColumnFamily>, key: K, readopts: Option<<T as GetPinnedCF<'a>>::ReadOptions> ) -> Result<Option<DBPinnableSlice<'a>>, Error>where K: AsRef<[u8]>,
Return the value associated with a key using RocksDB’s PinnableSlice
so as to avoid unnecessary memory copy.
source§fn get_pinned_cf<K: AsRef<[u8]>>(
&'a self,
cf: Self::ColumnFamily,
key: K
) -> Result<Option<DBPinnableSlice<'a>>, Error>
fn get_pinned_cf<K: AsRef<[u8]>>( &'a self, cf: Self::ColumnFamily, key: K ) -> Result<Option<DBPinnableSlice<'a>>, Error>
Return the value associated with a key using RocksDB’s PinnableSlice
so as to avoid unnecessary memory copy.
source§fn get_pinned_cf_opt<K: AsRef<[u8]>>(
&'a self,
cf: Self::ColumnFamily,
key: K,
readopts: Self::ReadOptions
) -> Result<Option<DBPinnableSlice<'a>>, Error>
fn get_pinned_cf_opt<K: AsRef<[u8]>>( &'a self, cf: Self::ColumnFamily, key: K, readopts: Self::ReadOptions ) -> Result<Option<DBPinnableSlice<'a>>, Error>
Return the value associated with a key using RocksDB’s PinnableSlice
so as to avoid unnecessary memory copy.
source§impl<T> GetProperty for Twhere
T: Handle<rocksdb_t>,
impl<T> GetProperty for Twhere T: Handle<rocksdb_t>,
source§impl<T> GetPropertyCF for Twhere
T: Handle<rocksdb_t>,
impl<T> GetPropertyCF for Twhere T: Handle<rocksdb_t>,
source§fn property_value_cf(
&self,
cf: &ColumnFamily,
name: &str
) -> Result<Option<String>, Error>
fn property_value_cf( &self, cf: &ColumnFamily, name: &str ) -> Result<Option<String>, Error>
Retrieves a RocksDB property by name, for a specific column family. Read more
source§fn property_int_value_cf(
&self,
cf: &ColumnFamily,
name: &str
) -> Result<Option<u64>, Error>
fn property_int_value_cf( &self, cf: &ColumnFamily, name: &str ) -> Result<Option<u64>, Error>
Retrieves a RocksDB property for a specific column family and casts it to an integer. Read more
source§impl<T> MultiGet<ReadOptions> for Twhere
T: Handle<rocksdb_t> + Read,
impl<T> MultiGet<ReadOptions> for Twhere T: Handle<rocksdb_t> + Read,
source§fn multi_get_full<K, I>(
&self,
keys: I,
readopts: Option<&ReadOptions>
) -> Vec<Result<Option<DBVector>, Error>>where
K: AsRef<[u8]>,
I: IntoIterator<Item = K>,
fn multi_get_full<K, I>( &self, keys: I, readopts: Option<&ReadOptions> ) -> Vec<Result<Option<DBVector>, Error>>where K: AsRef<[u8]>, I: IntoIterator<Item = K>,
Return the values associated with the given keys using read options.
fn multi_get<K, I>(&self, keys: I) -> Vec<Result<Option<DBVector>, Error>>where K: AsRef<[u8]>, I: IntoIterator<Item = K>,
fn multi_get_opt<K, I>( &self, keys: I, readopts: &R ) -> Vec<Result<Option<DBVector>, Error>>where K: AsRef<[u8]>, I: IntoIterator<Item = K>,
source§impl<T> MultiGetCF<ReadOptions> for Twhere
T: Handle<rocksdb_t> + Read,
impl<T> MultiGetCF<ReadOptions> for Twhere T: Handle<rocksdb_t> + Read,
source§fn multi_get_cf_full<'a, K, I>(
&self,
keys: I,
readopts: Option<&ReadOptions>
) -> Vec<Result<Option<DBVector>, Error>>where
K: AsRef<[u8]>,
I: IntoIterator<Item = (&'a ColumnFamily, K)>,
fn multi_get_cf_full<'a, K, I>( &self, keys: I, readopts: Option<&ReadOptions> ) -> Vec<Result<Option<DBVector>, Error>>where K: AsRef<[u8]>, I: IntoIterator<Item = (&'a ColumnFamily, K)>,
Return the values associated with the given keys and column families using read options.