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From Michael Gentry <>
Subject Re: Cayenne and migrations
Date Thu, 09 Feb 2017 15:15:23 GMT
Hi Hugi,

We manage schema changes outside of Cayenne using Flyway (could also use
Liquibase).  Any schema changes we make are updated by hand in Cayenne
Modeler.  This works fairly well for us and fits in with our automated
builds/etc.  Perhaps not the answer you were looking for, though!


On Thu, Feb 9, 2017 at 9:21 AM, Hugi Thordarson <> wrote:

> Hi all.
> In EOF/WOnder we have the most swesome ERXMigrations to manage changes in
> the data model between versions, i.e. upgrades of the schema (and
> downgrades, if applicable).
> I see that some years ago there was discussion of an API to handle this in
> Cayenne (
> migrations/ ). but how’s the situation today? Is there something in/for
> Cayenne to do this, and if not, what tools are people using to manage
> versioning of their DB schemas?
> Cheers,
> - hugi

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