Tag: aggregate

This article explains how to implement a streaming analytics application using Kafka Streams that performs a running Top N analysis on a Kafka Topic and produces the results to …

While working on a Web application that required some page to report data aggregated on several levels of time period – by month, quarter or year – I ran …

Of je nu ‘klassieke’ Oracle applicaties ontwikkelt, met APEX bezig bent, een SOA landschap inricht of een Java/JEE (bijvoorbeeld ADF) applicatie bouwt: het fundament van veel van wat je …

Not too long ago, one of my customers had the following requirement: a file with invoice-entries has to be processed each night; for all invoice entries for the same …

It is a strange thing really: querying the database to find missing data. Queries usually report on what is there. Not the queries in this article (and its prequel): …

  In our series on the 11g R2 release of the Oracle RDBMS, AMIS staff discusses various functions, features an facilities that have been added, improved or extended in …