Struct Transaction 

pub struct Transaction { /* private fields */ }

A transaction represents a sequence of operations performed as a single logical unit of work.

Implementations

impl Transaction

pub fn insert<T>(&mut self, values: Vec<(ColumnDef, Value)>) -> DbmsResult<()>

where T: TableSchema,

Inserts a new insert operation into the transaction.

pub fn update<T>( &mut self, patch: T::Update, filter: Option<Filter>, primary_keys: Vec<Value>, ) -> DbmsResult<()>

where T: TableSchema,

Inserts a new update operation into the transaction.

pub fn delete<T>( &mut self, behaviour: DeleteBehavior, filter: Option<Filter>, primary_keys: Vec<Value>, ) -> DbmsResult<()>

where T: TableSchema,

Inserts a new delete operation into the transaction.

pub fn overlay(&self) -> &DatabaseOverlay

Returns a reference to the overlay.

pub fn overlay_mut(&mut self) -> &mut DatabaseOverlay

Returns a mutable reference to the overlay.

Trait Implementations

impl Debug for Transaction

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for Transaction

fn default() -> Transaction

Returns the “default value” for a type.