Melanie wrote:
> No. Terrain images are textures. They are assets referring to jp2 
> streams. That makes them textures. And, AFAIK, all other assets are 
> text.

Other non-text assets are images that aren't textures and sounds.

> 
> Melanie
> 
> Charles Krinke wrote:
>> I am so sorry that we are having communications difficulties.
>>
>> Terrain Images, are, I believe, neither "textual" nor "text".
>>
>> That was just an example.
>>
>> The point is that we need to be careful and consider all the various assets 
>> which include a lot more then textures and scripts.
>>
>> Charles
>>
>>
>>
>>
>> ________________________________
>> From: Melanie <mela...@t-data.com>
>> To: opensim-dev@lists.berlios.de
>> Sent: Monday, February 16, 2009 8:23:16 AM
>> Subject: Re: [Opensim-dev] Please do not revert fixes without careful 
>> comtemplation
>>
>> Hello,
>>
>> that was a typo. The correct word was "textual". All asset types 
>> besides textures are text.
>>
>> Melanie
>>
>> Charles Krinke wrote:
>>> Sorry, the other assets are not just "small texture data". We have 
>>> terrainImages, amongst other things.
>>>
>>> Our assets table in OpenSim contains lots of things including the infamouse 
>>> "blank", so lets look at it in total and not just from the script 
>>> viewpoint. 
>>>
>>> Course with scripts themselves, we have every edited version of every 
>>> edited script in addition to every change of every other asset complicating 
>>> the problem.
>>>
>>> Charles
>>>
>>>
>>>
>>>
>>> ________________________________
>>> From: Melanie <mela...@t-data.com>
>>> To: opensim-dev@lists.berlios.de
>>> Sent: Monday, February 16, 2009 4:44:56 AM
>>> Subject: Re: [Opensim-dev] Please do not revert fixes without careful 
>>> comtemplation
>>>
>>> Again, I'd like to stress that I believe this is too dangerous to do 
>>> for anything other than textures.
>>> It is also not really needed for things other than textures, since 
>>> the other assets are comparatively small, textural data.
>>>
>>> I would not want to risk even the smallest chance of a hash 
>>> collision on script source.
>>>
>>> Melanie
>>>
>>> Stefan Andersson wrote:
>>>> Coming in a bit from the side here,
>>>>
>>>>  
>>>>
>>>> we have, for some time, discussed to separate out the binary blog out of 
>>>> the metadata for an entirely different reason, namely to be able to weed 
>>>> out binary duplicates.
>>>>
>>>>
>>>> If there was a way for us to separate out the binary parts, into something 
>>>> like 'binaryassetId, hashData[256], binarydata' and then just have the 
>>>> asset table referencing that row, I think it would help a lot.
>>>>  
>>>>
>>>> I realize it's a separate discussion, just chipping in my two cents.
>>>>
>>>>
>>>> Best regards,
>>>> Stefan Andersson
>>>> Tribal Media AB
>>>>
>>>>
>>>>
>>>>  
>>>>
>>>>
>>>> Date: Sat, 14 Feb 2009 17:49:22 +0200
>>>> From: tommi.s.e.laukka...@gmail.com
>>>> To: mma...@gmail.com
>>>> CC: opensim-dev@lists.berlios.de
>>>> Subject: Re: [Opensim-dev] Please do not revert fixes without careful 
>>>> comtemplation
>>>>
>>>>
>>>> Hello,
>>>>  
>>>> On second though we could keep the current structure and expose all fields 
>>>> also through AssetBase properties. Then we could save / load the AssetBase 
>>>> with nhibernate as a single object and leave out the Metadata  property 
>>>> from NHibernate mapping. Does this sound good?
>>>>  
>>>> regards,
>>>> Tommi
>>>>
>>>>
>>>> On Sat, Feb 14, 2009 at 5:06 PM, Mike Mazur <mma...@gmail.com> wrote:
>>>>
>>>> Hi,
>>>>
>>>> On Sat, Feb 14, 2009 at 4:05 PM, Tommi Laukkanen
>>>>
>>>> <tommi.s.e.laukka...@gmail.com> wrote:
>>>>
>>>>> I was talking with mikkopa and he suggested we should create two tables to
>>>>> cover AssetBase to solve this issue properly. Namely AssetMetadata for
>>>>> metadata information and AssetData for blobs to avoid situation where we 
>>>>> end
>>>>> up accessing also the blob data just to read metadata.
>>>> I was hoping not to have to do that.
>>>>
>>>> It should be straightforward to support the current
>>>> AssetBase/AssetMetadata composition in the existing OpenSim data
>>>> layers, but as sdague warned me earlier, by mapping multiple classes
>>>> to one table I was entering a world of pain. Seems that's exactly
>>>> what's happening with NHibernate.
>>>>
>>>> The reason I introduced the AssetMetadata class is to supply metadata
>>>> information only for some requests that Cable Beach, the new asset
>>>> server, supports. Now I realize that this was probably a premature
>>>> optimization.
>>>>
>>>> Instead of modifying the DB schema, we could have AssetBase inherit
>>>> from AssetMetadata, as I outlined before[1]. Alternatively, we could
>>>> get rid of AssetMetadata altogether and store everything in AssetBase
>>>> as before, splitting out the metadata sometime in the future when a
>>>> use case warrants it.
>>>>
>>>> What do you think?
>>>>
>>>> Thanks,
>>>> Mike
>>>>
>>>>
>>>> [1] 
>>>> https://lists.berlios.de/pipermail/opensim-dev/2009-February/004918.html
>>>>
>>>>
>>>>
>>>>
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-- 
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Justin Clark-Casey
http://justincc.wordpress.com
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