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Schema design with MongoDB is almost too easy, but if you've been flattening things out into tables for 20 years, there are a number ways that you can get it wrong.
The design of a schema in MongoDB is just as important as it is in RDBMS. Indeed, schema design can be even more complicated in MongoDB. At least in SQL databases, we have the 'first normal form' ...
How Do You Design A Data Warehouse? Data warehouses are commonly described as subject-oriented, time-variant, non-volatile, and integrated data repositories that consolidate data from multiple sources ...