Remove c
article thumbnail

Data Mining Problems in Retail

Highly Scalable

Recall the basic equation for enterprise profit: where Q is quantity sold, P is price, V denotes variable costs, and C denotes fixed costs. Heckerman, and C. DG12] How Companies Learn Your Secrets, C. JK98] A Microeconomic View of Data Mining, J. Kleinberg, C. Fisher, 2007. Billsus, 2007. Zapf, 2007.

Retail 152
article thumbnail

Should You Use ClickHouse as a Main Operational Database?

Percona

What if we use ClickHouse (which is a columnar analytical database) as our main datastore? Well, typically, an analytical database is not a replacement for a transactional or key/value datastore. Although such databases can be very efficient with counts and averages, some queries will be slow or simply non existent.