On Fri, Aug 12, 2016 at 01:32:33PM +0200, Chris Travers wrote:
>>> My preference is stored procedures plus service locators
>>
>> Would you care to elaborate a little on the latter (service locators) ?
>>
>
> Sure. What I prefer to do is to allow for a (cacheable) lookup on the
> basis of some criteria, either:
> 1. Function name or
> 2. Function name and first argument type
>
> This assumes that whichever discovery criteria you are using leads to
> uniquely identifying a function.
>
> Then from the argument list, I know the names and types of the arguments,
> and the service locator can map them in. This means:
>
> 1. You can expose an API which calls arguments by name rather than just
> position, and
> 2. You can add arguments of different types without breaking things as
> long as it is agreed that unknown arguments are passed in as NULL.
Maybe I am a bit dense. Can you please give an example ?
Thanks,
Karsten
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