Struct MaterializedViewManager 

pub struct MaterializedViewManager { /* private fields */ }

Materialized view manager

Implementations

impl MaterializedViewManager

pub fn new(max_views: usize) -> Self

Create a new view manager

pub fn create_view( &mut self, name: String, query: Vec<Predicate>, ttl: Option<Duration>, ) -> Result<(), String>

Create a materialized view

pub fn drop_view(&mut self, name: &str) -> Result<(), String>

Drop a materialized view

pub fn refresh_view( &mut self, name: &str, results: Vec<Vec<Term>>, ) -> Result<(), String>

Refresh a view with new results

pub fn find_matching_view( &mut self, query: &[Predicate], ) -> Option<&mut MaterializedView>

Find a view that matches the query

pub fn get_view(&self, name: &str) -> Option<&MaterializedView>

Get a view by name

pub fn get_view_mut(&mut self, name: &str) -> Option<&mut MaterializedView>

Get a mutable view by name

pub fn all_views(&self) -> &HashMap<String, MaterializedView>

Get all views

pub fn cleanup_stale_views(&mut self)

Clean up stale views (based on TTL and access count)

pub fn get_statistics(&self) -> ViewStatistics

Get view usage statistics

pub fn set_min_access_threshold(&mut self, threshold: usize)

Set minimum access threshold for view retention

Trait Implementations

impl Default for MaterializedViewManager

fn default() -> Self

Returns the “default value” for a type.