Reads a Kafka stream as a Spark dataframe stream.

stream_read_kafka(sc, name = NULL, options = list(), ...)

Arguments

sc

A spark_connection.

name

The name to assign to the newly generated stream.

options

A list of strings with additional options.

...

Optional arguments; currently unused.

Details

Please note that Kafka requires installing the appropriate package by setting the packages parameter to "kafka" in spark_connect()

See also

Examples

if (FALSE) { library(sparklyr) sc <- spark_connect(master = "local", version = "2.3", packages = "kafka") read_options <- list(kafka.bootstrap.servers = "localhost:9092", subscribe = "topic1") write_options <- list(kafka.bootstrap.servers = "localhost:9092", topic = "topic2") stream <- stream_read_kafka(sc, options = read_options) %>% stream_write_kafka(options = write_options) stream_stop(stream) }