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Re: BLOB streaming is looking for a home in drizzle


Sure, fair enough.

On Tue, Apr 20, 2010 at 1:37 PM, Monty Taylor <mordred@xxxxxxxxxxxx> wrote:
> On 04/20/2010 08:34 AM, Jay Pipes wrote:
>> On Tue, Apr 20, 2010 at 11:16 AM, Barry Leslie
>> <Barry.Leslie@xxxxxxxxxxxxx>  wrote:
>>> I am happy to do this myself so long as everyone is agreed on what it is
>>> I
>>> should be doing. Simplest for me would be to implement a "data-filter"
>>> plugin API that just does what I need. Ideally it would be better to try
>>> and
>>> design it so that it was more general and could be used for other
>>> purposes
>>> such as the ability to create trigger like plugins using the 'pre' and
>>> 'post' calls in the "data-filter" plugin.
>>> I would propose to model it after the logging plugin and put hooks into
>>> it
>>> before and after the calls to the engine level ha_write_row(),
>>> ha_update_row(), and ha_delete_row() calls in the cursor class as well as
>>> pre and post hooks into the StorageEngine dropTable() and renameTable()
>> This sounds fine to me.  My request would be to make the API send
>> protobuffer messages that describe the parsed tree, and not pass the
>> LEX pointer around.  That is welcoming a world of hurt, IMHO.
> I agree about not passing around LEX, but I do not agree about using
> protobuffer message unless there is an actual expectation that this object
> needs to be serialized either to disk or to the network. Protobuf is great
> for serialization, but there is no need for the extra cost if it's just an
> internal class.