ThispaperisanintroductiontotheBigDataecosystemandthearchitecturechoicesthatanenterprisearchitectwilllikelyface.Wealsoprovidesomeperspectivesandprinciplesandapplytheseinreal-worldusecases.Theapproachandguidanceofferedisthebyproductofhundredsofcustomerprojectsandhighlightsthedecisions