Which approach is used to implement the data warehouse?

The traditional approaches used to create a data warehouse include top-down & bottom-up.

Hi, everybody! Where can I find a broker?

Hi. I suggest you consider other reasons for this. There are options for using a centralized repository, such as system integration or having secure backups for disaster recovery, check https://www.oxagile.com/article/data-warehouse-implementation-components-steps-and-benefits/ . Getting started is easy if you have the right data warehouse implementation plan in place.