+The **Er Model** (Entity-Relationship Model) offers a high-level conceptual view of data. It maps real-world entities, their attributes, and how they relate, serving as a blueprint for [Database](/wiki/database) design. This abstract model is key for structuring information before implementation into a [Relational Model](/wiki/relational_model).
+## See also
+- [SQL](/wiki/sql)
+- [Data Model](/wiki/data_model)
+- [Normalization](/wiki/normalization)
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