Confluent real time_acquisition_analysis_and_evaluation_of_data_streams_20190708v01
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The document discusses Apache Kafka as a leading open-source event streaming platform designed for real-time data processing and ETL/data integration. It highlights Kafka's features such as scalability, durability, and persistence, and its use in handling massive message volumes for companies like LinkedIn and Netflix. Additionally, the document introduces KSQL as a streaming SQL engine for Kafka, facilitating the creation and management of streams for applications such as ATM fraud detection.
Confluent real time_acquisition_analysis_and_evaluation_of_data_streams_20190708v01
- 1. 1 Apache Kafka an Open Source Event Streaming Platform Erfassung, Analyse und Auswertung von Datenströmen in Echtzeit
- 3. 3 ETL/Data Integration Messaging Batch Expensive Time Consuming Difficult to Scale No Persistence After Consumption No Replay Highly Scalable Durable Persistent Ordered Real-time
- 4. 44 Highly Scalable Persistent ETL/Data Integration MessagingETL/Data Integration MessagingMessaging Batch Expensive Time Consuming Difficult to Scale No Persistence After Consumption No Replay Real-timeHighly Scalable Durable Persistent Ordered Real-time Event Streaming
- 5. 55 Highly Scalable Durable Persistent Maintains Order ETL/Data Integration MessagingETL/Data Integration MessagingMessaging Batch Expensive Time Consuming Difficult to Scale No Persistence After Consumption No Replay Fast (Low Latency)Highly Scalable Durable Persistent Ordered Real-time Event Streaming What happened in the world (stored records) What is happening in the world (transient messages) What is contextually happening in the world (data as a continually updating stream of events)
- 6. 66 Event-Driven App (Location Tracking) Only Real-Time Events Messaging Queues and Event Streaming Platforms can do this Contextual Event-Driven App (ETA) Real-Time combined with stored data Only Event Streaming Platforms can do this Where is my driver? When will my driver get here? Where is my driver? When will my driver get here? 2 min Why Combine Real-time With Historical Context?
- 7. 77 Event Streaming Paradigm Highly Scalable Durable Persistent Maintains Order Fast (Low Latency) Event Streaming
- 8. 88 STREAM PROCESSING Create and store materialized views Filter Analyze in-flight
- 9. 9C O N F I D E N T I A L Apache Kafka, the de-facto OSS standard for event streaming Real-time | Uses disk structure for constant performance at Petabyte scale Scalable | Distributed, scales quickly and easily without downtime Persistent | Persists messages on disks, enables intra-cluster replication Reliable | Replicates data, auto balances consumers upon failure In production at more than a third of the Fortune 500 2 trillion messages a day at LinkedIn 500 billion events a day (1.3 PB) at Netflix
- 10. 10C O N F I D E N T I A L 10C O N F I D E N T I A L About Confluent We Are The Kafka Experts 30% of Fortune 100 Confluent founders created Kafka Confluent team wrote 80% of Kafka We have over 300,000 hours of Kafka Experience
- 11. 11C O N F I D E N T I A L Kafka Integration Architecture PRODUCERCONSUMER
- 12. 12C O N F I D E N T I A L Kafka Cluster Connect API Stream Processing Connect API $ cat < in.txt | grep “ksql” | tr a-z A-Z > out.txt Stream Processing Analogy
- 13. 13C O N F I D E N T I A L KSQLis the Streaming SQL Enginefor Apache Kafka
- 14. 14C O N F I D E N T I A L CREATE STREAM ATM_POSSIBLE_FRAUD_ENRICHED AS SELECT t.account_id, a.first_name + ’ ’ + a.last_name cust_name, t.atm, t.amount, TIMESTAMPTOSTRING(t.ROWTIME,’HH:mm:ss’) tx_time FROM atm_txns t INNER JOIN accounts a ON t.account_id = a.account_id; Simple SQL syntax for expressing reasoning along and across data streams. You can write user-defined functions in Java Stream processing with KSQL
- 15. 15C O N F I D E N T I A L KSQL in Development and Production Interactive KSQL for development and testing Headless KSQL for Production Desired KSQL queries have been identified REST “Hmm, let me try out this idea...”
- 16. 16C O N F I D E N T I A L ATM Fraud Dataflow: Streaming ETL with KSQL
- 17. 17C O N F I D E N T I A L What does KSQL look like? ● First load a topic into a stream CREATE STREAM ATM_TXNS_GESS (account_id VARCHAR, atm VARCHAR, location STRUCT<lon DOUBLE, lat DOUBLE>, amount INT, timestamp VARCHAR, transaction_id VARCHAR) WITH (KAFKA_TOPIC='atm_txns_gess', VALUE_FORMAT='JSON‘, TIMESTAMP='timestamp‘, TIMESTAMP_FORMAT='yyyy-MM-dd HH:mm:ss X‘);
- 18. 18C O N F I D E N T I A L What does KSQL look like? ● Create a table on topic for reference data ● Join stream to table for enrichment CREATE STREAM ATM_POSSIBLE_FRAUD_ENRICHED AS SELECT T.ACCOUNT_ID AS ACCOUNT_ID, T.TX1_TIMESTAMP, T.TX2_TIMESTAMP, T.TX1_AMOUNT, T.TX2_AMOUNT, T.TX1_ATM, T.TX2_ATM, T.TX1_LOCATION, T.TX2_LOCATION, T.TX1_TRANSACTION_ID, T.TX2_TRANSACTION_ID, T.DISTANCE_BETWEEN_TXN_KM, T.MILLISECONDS_DIFFERENCE, T.MINUTES_DIFFERENCE, T.KMH_REQUIRED, A.FIRST_NAME + ' ‚ + A.LAST_NAME AS CUSTOMER_NAME, A.EMAIL AS CUSTOMER_EMAIL, A.PHONE AS CUSTOMER_PHONE, A.ADDRESS AS CUSTOMER_ADDRESS, A.COUNTRY AS CUSTOMER_COUNTRY FROM ATM_POSSIBLE_FRAUD T INNER JOIN ACCOUNTS A ON T.ACCOUNT_ID = A.ACCOUNT_ID; CREATE TABLE ACCOUNTS WITH (KAFKA_TOPIC='ACCOUNTS',VALUE_FORMAT='AVRO',KEY='ACCOUNT_ID');
- 19. 1919 Demo!
- 20. 20C O N F I D E N T I A L Or use the Kafka Streams API ● Java or Scala ● Can do multiple joins in one operation ● Provides an interactive query API which makes it possible to query the state store.
- 21. ATM Fraud Detection with Apache Kafka and KSQL @rmoff Confluent Hub hub.confluent.io One-stop place to discover and download : • Connectors • Transformations • Converters
- 22. 22 Realtime Operations View & Analysis
- 23. 23Confluent Community - What next? About 10,000 Kafkateers are collaborating every single day on the Confluent Community Slack channel! There are more than 35,000 Kafkateers in around 145 meetup groups across all five continents! Join the Confluent Community Slack Channel Join your local Apache Kafka® Meetup Get frequent updates from key names in Apache Kafka® on best practices, product updates & more! Subscribe to the Confluent blog cnfl.io/community-slack cnfl.io/meetups cnfl.io/read Apache, Apache Kafka, Kafka and the Kafka logo are trademarks of the Apache Software Foundation. The Apache Software Foundation has no affiliation with and does not endorse the materials provided at this event.
- 24. 24 NOMINATE YOURSELF OR A PEER AT CONFLUENT.IO/NOMINATE
- 25. 25 KS19Meetup. CONFLUENT COMMUNITY DISCOUNT CODE 25% OFF* *Standard Priced Conference pass
- 26. ATM Fraud Detection with Apache Kafka and KSQL @rmoff