Pregunta de entrevista de EPAM Systems

what is a start schema?

Respuesta de la entrevista

Anónimo

2 nov 2015

In computing, the Star Schema is the simplest style of data mart schema. The star schema consists of one or more fact tables referencing any number of dimension tables. The star schema is an important special case of the snowflake schema, and is more effective for handling simpler queries