Enum KeyStrategy 

pub enum KeyStrategy {
    TableAndPrimaryKey,
    TableAndAllColumns,
    TransactionPosition,
    Custom(fn(&CdcEvent) -> String),
}

Strategy for extracting deduplication keys from events.

Variants

TableAndPrimaryKey

Use table name + primary key columns

TableAndAllColumns

Use table + all column values

TransactionPosition

Use transaction ID + LSN

Custom(fn(&CdcEvent) -> String)

Custom key extractor

Implementations

impl KeyStrategy

pub fn extract_key(&self, event: &CdcEvent) -> String

Extract key from event.

Trait Implementations

impl Clone for KeyStrategy

fn clone(&self) -> KeyStrategy

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for KeyStrategy

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

Formats the value using the given formatter.