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Lot of things described here, circular references, conflicts amongst the team, trouble with simple data import. These things are a result of the coupling of models to migrations. The method of models describing and generating the migration which generates the db is troublesome.

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However, in the reverse way, the migrations defining the models (as in Rails) often leads to mismatches as well. There's no easy solution to this problem, alas.

When model-based migrations work, they work really well, and help reinforce code schema/database schema being entirely in sync.

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