stop
This function requires Streaming Data Framework for MATLAB® Production Server™.
Syntax
Description
Examples
Stop Streaming Data from Kafka Topic
Assume that you have a Kafka server running at the network address
kafka.host.com:9092
. This server has a topic
RecamanSequence
that contains numbers in Recamán's
sequence.
Create a KafkaStream
object for reading event stream data from the
RecamanSequence
topic.
ks = kafkaStream("kafka.host.com",9092,"RecamanSequence");
Read the first 50 rows from the stream.
tt = readtimetable(ks)
tt = 50×2 timetable timestamp R key ____________________ __ ____ 27-Jun-2022 18:37:52 0 "0" 27-Jun-2022 18:37:53 1 "1" 27-Jun-2022 18:37:54 3 "2" 27-Jun-2022 18:37:55 6 "3" 27-Jun-2022 18:37:56 2 "4" 27-Jun-2022 18:37:57 7 "5" 27-Jun-2022 18:37:58 13 "6" 27-Jun-2022 18:37:59 20 "7" : : : 27-Jun-2022 18:38:34 37 "42" 27-Jun-2022 18:38:35 80 "43" 27-Jun-2022 18:38:36 36 "44" 27-Jun-2022 18:38:37 81 "45" 27-Jun-2022 18:38:38 35 "46" 27-Jun-2022 18:38:39 82 "47" 27-Jun-2022 18:38:40 34 "48" 27-Jun-2022 18:38:41 83 "49"
Preview the next 8 rows in the stream. The read position is set immediately after the last row read from the stream.
preview(ks)
ans = 8×2 timetable timestamp R key ____________________ __ ____ 27-Jun-2022 18:38:42 33 "50" 27-Jun-2022 18:38:43 84 "51" 27-Jun-2022 18:38:44 32 "52" 27-Jun-2022 18:38:45 85 "53" 27-Jun-2022 18:38:46 31 "54" 27-Jun-2022 18:38:47 86 "55" 27-Jun-2022 18:38:48 30 "56" 27-Jun-2022 18:38:49 87 "57"
Stop processing the stream.
stop(ks)
Input Arguments
ks
— Object connected to Kafka stream topic
KafkaStream
object
Object connected to a Kafka stream topic, specified as a KafkaStream
object.
Version History
Introduced in R2022b
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