Which of the following is not a true statement?

a$.$ A database that is designed primarily to support a company's day$-$to$-$day operations is classified as an analytical databas

b$.$ Online analytical processing is a set of tools that work together to provide an advanced data analysis environment for re warehouse.

c$.$ The data warehouse is a specialized database that stores data in a format optimized for decision support.

d$.$ Analytical database focuses primarily on storing historical data and business metrics used exclusively for tactical or stra