E-commerce Data Warehouse Overview An ecommerce data warehouse centralizes data from your store, ad platforms, shipping carriers, and accounting system into a single analytics layer — enabling reports that no single platform can produce on its own. Most merchants start needing a warehouse when they outgrow their platform's built-in analytics (typically around $1M+ ARR or when managing multiple channels), want to combine ad spend with order data for true ROAS, or need SQL-level access to run custom cohort and attribution analyses. This skill guides you through extracting data from your platfor…