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On 2/15/10, senihele <mjmmayern...@gmail.com> wrote:
> No one has any ideas? This is a pretty basic question...
>
> On Jan 30, 8:29 pm, senihele <mjmmayern...@gmail.com> wrote:
>> Hey all,
>>
>> I have a Sinatra/Datamapper application on Heroku. Datamapper doesn't
>> handle migrations very well, and to the best of my knowledge can't
>> remove or rename a column without wiping out the entire database.
>> Anyone have any ideas on how I can do this manually? I tried to run
>> the raw sql via the console, but when i run
>>
>> ActiveRecord::Base.connection.execute("select ...")
>>
>> I get the error message:
>>
>> ActiveRecord::ConnectionNotEstablished:
>> ActiveRecord::ConnectionNotEstablished
>>
>> It seems like Datamapper also now has support to AR style migrations,
>> but I can' find anything on how to set this up with Sinatra. Since I
>> haven't been using AR style migrations up until this point, it would
>> just be easier to be able to to remove and rename the columns
>> directly.
>>
>> Any ideas? Thanks.
>
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