Struct LookupJoinConfig 

pub struct LookupJoinConfig {
    pub stream_key: String,
    pub lookup_key: String,
    pub join_type: LookupJoinType,
    pub cache_ttl: Duration,
}

Configuration for lookup join operator

Fields

stream_key: String

Stream side key column

lookup_key: String

Lookup table key column

join_type: LookupJoinType

Join type

cache_ttl: Duration

Cache TTL for lookup results

Implementations

impl LookupJoinConfig

pub fn new( stream_key: String, lookup_key: String, join_type: LookupJoinType, cache_ttl: Duration, ) -> Self

Create a new lookup join configuration.

pub fn inner(stream_key: String, lookup_key: String) -> Self

Create an inner lookup join configuration.

pub fn left(stream_key: String, lookup_key: String) -> Self

Create a left lookup join configuration.

pub fn with_cache_ttl(self, ttl: Duration) -> Self

Set the cache TTL.

Trait Implementations

impl Clone for LookupJoinConfig

fn clone(&self) -> LookupJoinConfig

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for LookupJoinConfig

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

Formats the value using the given formatter.

impl Display for LookupJoinConfig

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

Formats the value using the given formatter.