From Wikipedia, the free encyclopedia. A data mart is the access layer of the data warehouse environment that is used to get data out to the users. The data mart is a subset of the data warehouse and is usually oriented to a specific business line or team. Whereas data warehouses have an enterprise-wide depth, the information in data marts pertains to a single department.
Most species of slugs are generalists, feeding on a broad spectrum of organic materials, including leaves from living plants, lichens, mushrooms, and even carrion. Some slugs are predators and eat other slugs and snails, or earthworms.
1 Most British slugs eat rotting vegetation, but a few are carnivorous. 2  Slugs do play an important role in ecology by eating decomposing vegetation. 3  A slug lays 20-100 eggs several times a year.  Slug eggs can lay dormant in the soil for years and then hatch when conditions are right.