[mapserver-dev] RFC 65 - Single pass query handling for 6.0

Tamas Szekeres szekerest at gmail.com
Thu Dec 2 11:53:11 EST 2010


Yes, it looks good. I didn't notice it has already been implemented.

Tamas


2010/11/30 Lime, Steve D (DNR) <Steve.Lime at state.mn.us>

> Is the idea of accessing the queryObj through layer->map->query not ok?
> That object stores the type of query and the type is set to MS_QUERY_IS_NULL
> if in draw mode.
>
> Steve
> ________________________________________
> From: Tamas Szekeres [szekerest at gmail.com]
> Sent: Monday, November 29, 2010 1:20 PM
> To: Lime, Steve D (DNR)
> Cc: mapserver-dev at lists.osgeo.org
> Subject: Re: [mapserver-dev] RFC 65 - Single pass query handling for 6.0
>
> Steve,
>
> Would it be a big effort to include that additional parameter passed to the
> driver (in time of the whichShapes call) to make sure about the purpose of
> the query? This would help the driver to decide whether a single row forward
> only cursor is sufficient or a block based approach should be used at the
> 'low level' driver when retrieving the data from the server.
>
>
> Best regards,
>
>
> Tamas
>
>
>
>
> 2010/11/29 Lime, Steve D (DNR) <Steve.Lime at state.mn.us<mailto:
> Steve.Lime at state.mn.us>>
> FYI I updated RFC 65 with a bit more detail on implementation and impact...
> Again, feedback most welcome.
>
> Steve
>
>
>
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