query-exporter is a Prometheus exporter which allows collecting metrics from database queries, at specified time intervals. It uses SQLAlchemy to connect to different database engines, including ...

The creation of multiple bitmapped indexes provides a very powerful method for rapidly answering difficult SQL queries. For example, assume there is a motor vehicle database with numerous low ...

SQL (Structured Query Language) has been with us for more than half a century and it’s not going away anytime soon. Popular in both traditional relational databases and newer NoSQL databases ...