leftJoin

fun <K, inV, otherK, otherV, outV> KStream<K, inV>.leftJoin(name: String, globalTable: GlobalKTable<otherK, otherV>, keySelector: KeyValueMapper<K, inV, otherK?>, valueJoiner: ValueJoinerWithKey<K, inV, otherV?, outV>): KStream<K, outV>

See also