Struct migration_rocksdb::Batch

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pub struct Batch { /* private fields */ }

Expand description

A batch of key-value pairs to be written into the database.

Implementations

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impl Batch

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pub fn new(config: &Config, col: Option<u32>) -> Self

Make a new batch with the given config.

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pub fn insert(
 &mut self,
 key: Vec<u8>,
 value: Vec<u8>,
 dest: &mut Database
) -> Result<()>

Insert a value into the batch, committing if necessary.

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pub fn commit(&mut self, dest: &mut Database) -> Result<()>

Commit all the items in the batch to the given database.

Auto Trait Implementations

impl RefUnwindSafe for Batch

impl Send for Batch

impl Sync for Batch

impl Unpin for Batch

impl UnwindSafe for Batch

Blanket Implementations

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impl<T> Any for T where
T: 'static + ?Sized,

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pub fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

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impl<T> Borrow<T> for T where
T: ?Sized,

const: unstable · source

pub fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

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impl<T> BorrowMut<T> for T where
T: ?Sized,

const: unstable · source

pub fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

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impl<T> From<T> for T

const: unstable · source

pub fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into for T where
U: From<T>,

const: unstable · source

pub fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T, U> TryFrom for T where
U: Into<T>,

type Error = Infallible

The type returned in the event of a conversion error.

const: unstable · source

pub fn try_from(value: U) -> Result<T, <T as TryFrom>::Error>

Performs the conversion.

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impl<T, U> TryInto for T where
U: TryFrom<T>,

type Error = >::Error

The type returned in the event of a conversion error.

const: unstable · source

pub fn try_into(self) -> Result<U, >::Error>

Performs the conversion.

Struct migration_rocksdb::Batch

Implementations

impl Batch

pub fn new(config: &Config, col: Option<u32>) -> Self

pub fn insert(
    &mut self,
    key: Vec<u8>,
    value: Vec<u8>,
    dest: &mut Database
) -> Result<()>

pub fn commit(&mut self, dest: &mut Database) -> Result<()>

Auto Trait Implementations

impl RefUnwindSafe for Batch

impl Send for Batch

impl Sync for Batch

impl Unpin for Batch

impl UnwindSafe for Batch

Blanket Implementations

impl<T> Any for T where
T: 'static + ?Sized,

pub fn type_id(&self) -> TypeId

impl<T> Borrow<T> for T where
T: ?Sized,

pub fn borrow(&self) -> &T

impl<T> BorrowMut<T> for T where
T: ?Sized,

pub fn borrow_mut(&mut self) -> &mut T

impl<T> From<T> for T

pub fn from(t: T) -> T

impl<T, U> Into<U> for T where
U: From<T>,

pub fn into(self) -> U

impl<T, U> TryFrom<U> for T where
U: Into<T>,

type Error = Infallible

pub fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

impl<T, U> TryInto<U> for T where
U: TryFrom<T>,

type Error = <U as TryFrom<T>>::Error

pub fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Struct migration_rocksdb::Batch

Implementations

impl Batch

pub fn new(config: &Config, col: Option<u32>) -> Self

pub fn insert( &mut self, key: Vec<u8>, value: Vec<u8>, dest: &mut Database) -> Result<()>

pub fn commit(&mut self, dest: &mut Database) -> Result<()>

Auto Trait Implementations

impl RefUnwindSafe for Batch

impl Send for Batch

impl Sync for Batch

impl Unpin for Batch

impl UnwindSafe for Batch

Blanket Implementations

impl<T> Any for T where T: 'static + ?Sized,

pub fn type_id(&self) -> TypeId

impl<T> Borrow<T> for T where T: ?Sized,

pub fn borrow(&self) -> &T

impl<T> BorrowMut<T> for T where T: ?Sized,

pub fn borrow_mut(&mut self) -> &mut T

impl<T> From<T> for T

pub fn from(t: T) -> T

impl<T, U> Into<U> for T where U: From<T>,

pub fn into(self) -> U

impl<T, U> TryFrom<U> for T where U: Into<T>,

type Error = Infallible

pub fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

impl<T, U> TryInto<U> for T where U: TryFrom<T>,

type Error = <U as TryFrom<T>>::Error

pub fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

pub fn insert(
&mut self,
key: Vec<u8>,
value: Vec<u8>,
dest: &mut Database
) -> Result<()>

impl<T> Any for T where
T: 'static + ?Sized,

impl<T> Borrow<T> for T where
T: ?Sized,

impl<T> BorrowMut<T> for T where
T: ?Sized,

impl<T, U> Into<U> for T where
U: From<T>,

impl<T, U> TryFrom<U> for T where
U: Into<T>,

impl<T, U> TryInto<U> for T where
U: TryFrom<T>,