[−][src]Struct db::kv::DatabaseConfig
Database configuration
Fields
max_open_files: i32
Max number of open files.
cache_sizes: HashMap<Option<u32>, usize>
Cache sizes (in MiB) for specific columns.
bloom_filters: HashMap<Option<u32>, u8>
Specific number of bloom filter bits, if any
compaction: CompactionProfile
Compaction profile
columns: Option<u32>
Set number of columns
wal: bool
Should we keep WAL enabled?
Methods
impl DatabaseConfig
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impl DatabaseConfig
pub fn with_columns(columns: Option<u32>) -> Self
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pub fn with_columns(columns: Option<u32>) -> Self
Create new DatabaseConfig
with default parameters and specified set of columns.
Note that cache sizes must be explicitly set.
pub fn set_cache(&mut self, col: Option<u32>, size: usize)
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pub fn set_cache(&mut self, col: Option<u32>, size: usize)
Set the column cache size in MiB.
Trait Implementations
impl Clone for DatabaseConfig
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impl Clone for DatabaseConfig
fn clone(&self) -> DatabaseConfig
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fn clone(&self) -> DatabaseConfig
Returns a copy of the value. Read more
fn clone_from(&mut self, source: &Self)
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fn clone_from(&mut self, source: &Self)
Performs copy-assignment from source
. Read more
impl Default for DatabaseConfig
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impl Default for DatabaseConfig
fn default() -> DatabaseConfig
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fn default() -> DatabaseConfig
Returns the "default value" for a type. Read more
Auto Trait Implementations
impl Send for DatabaseConfig
impl Send for DatabaseConfig
impl Sync for DatabaseConfig
impl Sync for DatabaseConfig
Blanket Implementations
impl<T> ToOwned for T where
T: Clone,
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impl<T> ToOwned for T where
T: Clone,
type Owned = T
fn to_owned(&self) -> T
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fn to_owned(&self) -> T
Creates owned data from borrowed data, usually by cloning. Read more
fn clone_into(&self, target: &mut T)
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fn clone_into(&self, target: &mut T)
🔬 This is a nightly-only experimental API. (toowned_clone_into
)
recently added
Uses borrowed data to replace owned data, usually by cloning. Read more
impl<T> From for T
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impl<T> From for T
impl<T, U> Into for T where
U: From<T>,
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impl<T, U> Into for T where
U: From<T>,
impl<T, U> TryFrom for T where
T: From<U>,
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impl<T, U> TryFrom for T where
T: From<U>,
type Error = !
try_from
)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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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>
try_from
)Performs the conversion.
impl<T> Borrow for T where
T: ?Sized,
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impl<T> Borrow for T where
T: ?Sized,
ⓘImportant traits for &'a mut Rfn borrow(&self) -> &T
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fn borrow(&self) -> &T
Immutably borrows from an owned value. Read more
impl<T, U> TryInto for T where
U: TryFrom<T>,
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impl<T, U> TryInto for T where
U: TryFrom<T>,
type Error = <U as TryFrom<T>>::Error
try_from
)The type returned in the event of a conversion error.
fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>
try_from
)Performs the conversion.
impl<T> BorrowMut for T where
T: ?Sized,
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impl<T> BorrowMut for T where
T: ?Sized,
ⓘImportant traits for &'a mut Rfn borrow_mut(&mut self) -> &mut T
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fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
impl<T> Any for T where
T: 'static + ?Sized,
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impl<T> Any for T where
T: 'static + ?Sized,
fn get_type_id(&self) -> TypeId
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fn get_type_id(&self) -> TypeId
🔬 This is a nightly-only experimental API. (get_type_id
)
this method will likely be replaced by an associated static
Gets the TypeId
of self
. Read more
impl<T> Erased for T
impl<T> Erased for T