Using a data warehouse as a data source for ml models?

Should you use a data warehouse to extract data for a project? I work at a company that has a number of source systems some of which superseed one another.

The data warehouse serves as the glue for all the mapping’s. A major downside is that the dimensional modeling doesn’t go in all the detail available.

I feel like this is a wrong approach but again don’t want to take weeks to get the super details which might not make …

data datascience data warehouse extract glue major mapping ml models modeling project systems warehouse work