Struct MetadataIndexManager 

pub struct MetadataIndexManager { /* private fields */ }

Manager for all metadata indexes

Implementations

impl MetadataIndexManager

pub fn new() -> Self

Create new index manager

pub fn create_index(&mut self, name: &str, config: IndexConfig) -> Result<()>

Create an index on a field

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

Drop an index

pub fn insert( &mut self, metadata: &Map<String, Value>, id: String, ) -> Result<()>

Insert metadata into all relevant indexes

pub fn remove(&mut self, metadata: &Map<String, Value>, id: &str) -> Result<()>

Remove metadata from all relevant indexes

pub fn query( &self, field: &str, op: &str, value: &Value, ) -> Option<HashSet<String>>

Query using indexes

pub fn query_in(&self, field: &str, values: &[Value]) -> Option<HashSet<String>>

Query IN operator using hash index

pub fn list_indexes(&self) -> Vec<String>

List all indexes

pub fn index_stats(&self, name: &str) -> Option<IndexStats>

Get statistics for an index

Trait Implementations

impl Clone for MetadataIndexManager

fn clone(&self) -> MetadataIndexManager

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for MetadataIndexManager

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

Formats the value using the given formatter.

impl Default for MetadataIndexManager

fn default() -> MetadataIndexManager

Returns the “default value” for a type.

impl<'de> Deserialize<'de> for MetadataIndexManager

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for MetadataIndexManager

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.