Tag: running total

Getting Started with Kafka Streams – building a streaming analytics Java application against a Kafka Topic

Lucas Jellema February 11, 2017 Java 7 Comments

Kafka Streams is a light weight Java library for creating advanced streaming applications on top of Apache Kafka Topics. Kafka Streams provides easy to use constructs that allow quick …

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Advanced SQL to find valid periods – juggling with outer joins, running totals and analytical functions

Lucas Jellema December 23, 2012 Database, Oracle, PL/SQL 3 Comments

After teaching the Advanced SQL Masterclass recently, one of the attendees confronted me with an interesting challenge for me to solve with all the tools I had been discussing …

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