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Zhi Chang <changzhi at unitedstack.com> wrote:

> Hi, all
>     Now, I should make some database model definitions if I want to upgrade db. And a database migration script will generated when I run "neutron-db-manage revision -m "description of revision" --autogenerate". The database will upgraded when run "neutron-db-manage upgrade head".
>     I want to upgrade db and I plan to write db migration scripts manually instead of change database model definitions. Is there some ways to realize it?

I would start by asking *why* you may want to go with manual instead of  
automatic generation. It’s so much easier to do it automatic way, and you  
won’t be bothered by classifying operations into corresponding branches.

Ihar
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