[Verse 1] In the warehouse of tomorrow, data sleeps in ordered rows Customers and products resting where the structure freely flows OLTP keeps the business humming, transactions swift and clean Every purchase, every update, captured in the daily machine [Chorus] Tables hold the treasure, relationships the key Primary connects to foreign, that's the mystery Normalize for storage, denormalize for speed Data modeling magic, plant the knowledge seed [Verse 2] Star schema shines for analysts, facts surrounded by dimensions Time and geography and categories in perfect comprehension Snowflake patterns branch and scatter, normalized to save the space While the cube awaits your questions in its multidimensional embrace [Chorus] Tables hold the treasure, relationships the key Primary connects to foreign, that's the mystery Normalize for storage, denormalize for speed Data modeling magic, plant the knowledge seed [Bridge] Operational feeds the engine Analytical feeds the mind ETL transforms the pipeline From transactional to designed [Verse 3] One-to-many tells the story of a parent with its children Many-to-many needs a bridge to keep relationships from wilting Third normal form eliminates the echoes and the waste But sometimes flat is faster when performance sets the pace [Chorus] Tables hold the treasure, relationships the key Primary connects to foreign, that's the mystery Normalize for storage, denormalize for speed Data modeling magic, plant the knowledge seed [Outro] From the source system to the mart Every field plays its part Model well and data sings Architecture spread its wings
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