[mythtv] Running SVN and stable backends side-by-side

[Michael T. Dean]

On 01/22/2006 03:36 PM, Ronald Pijnacker wrote:
>> On 01/22/2006 02:26 PM, Ronald Pijnacker wrote:
>>     
>>> In thread http://www.gossamer-threads.com/lists/mythtv/dev/172837#172780
>>> someone mentioned writing a HOWTO for running svn and stable side-by-side
>>> on the same host.
>>> Is this in fact without risc? And if so, did someone finish the HOWTO?
>>>   
>>>       
>> Looks like you read up to page 3.  Page 4 says that it doesn't really 
>> work: 
>> http://www.gossamer-threads.com/lists/engine?do=post_view_flat;post=171985;page=4;sb=post_latest_reply;so=ASC;mh=25;list=mythtv
>>
>> You would have to maintain two copies of the database, meaning you would 
>> only really use SVN by backing up your database, starting SVN, looking 
>> at it, then stopping SVN, and restoring the backup of the database.  So, 
>> if you did anything in the SVN copy (like changing configuration or 
>> deleting a recording or whatever), your "stable" database copy would be 
>> out of date and you can't "downgrade" the SVN databse to stable, so...
>>     
>
> In fact I read this, however it only suggests that things might go wrong
> if the database schema has changed. I could not find any information 
> detailing whether this is the case.
>   
You're right.  It was never explicitly stated.  However, there have been 
many and significant changes between the database schema version used by 
0.18.1 (version 1083) and that used by SVN (version 1122 as of this 
writing).

Mike