3.1. Ensuring That Your Implementations Are Unique3.2. Classifying the Data Warehouse3.2.1. The data warehouse lite3.2.1.1. Subject areas and data content3.2.1.2. Data sources3.2.1.3. Business intelligence tools3.2.1.4. Database3.2.1.5. Data extraction, movement, and loading3.2.1.6. Architecture3.2.2. The data warehouse deluxe3.2.2.1. Subject areas and data content3.2.2.2. Data sources3.2.2.3. Business intelligence tools3.2.2.4. Database3.2.2.5. Data extraction, movement, and loading3.2.2.6. Architecture3.2.3. The data warehouse supreme3.2.3.1. Subject areas and data content3.2.3.2. Data sources3.2.3.3. Business intelligence tools3.2.3.4. Database3.2.3.5. Data extraction, movement, and loading3.2.3.6. Architecture3.3. To Centralize or Distribute, That Is the Question