Cassandra's counters store integers that you can expect to change in regular increments. This overview covers setting them up and using CRUD operations on them.
If you have worked with SOA before, you might wonder what is the difference between SOA and Microservices. Here I have explained both architectures and compared them in details.
Query processing is one of the most complex and complicated areas in the database realm. Intersect scans leverage multiple indexes for a query and bring subtle performance characteristics.
It is possible to define variables in DataWeave header, DataWeave body, and flow variables before the DataWeave component in a Mule flow in DataWeave code.
Elasticsearch, Logstash, and Kibana (ELK) form an open source stack that has become a a leading log analysis platform to monitor, in this case, OpenStack.