The only way I think this could work is using a database VIEW that is 
created based on the join/filter you have in your select.

armin

Gaston Izaguirre wrote:
> Hi everybody
> 
> I'm using p.mapper 3.0.0 with MS4W 1.5.5 (mapserver 4.8.3) for a small 
> application. For one of the layers I retrive the data from a ms sql server 
> (lat & lon coordinates), which change dynamically, every 30 seconds the 
> information is updated.
> Using the Layer Metada XYLAYER_PROPERTIES works fine, with a string like:
> 
> "XYLAYER_PROPERTIES" 
> "mssql://user:[EMAIL PROTECTED]:1433/mydatabase||table1||xcoord,ycoord,0"
> 
> But, now, I want to filter some of the coordinates of the database by 
> atributes of other tables. The SQL query that I need to "accommodate" in the 
> previous string is the following:
> 
> SELECT table1.xcoord, table1.ycoord
>>FROM mydatabase.table1, mydatabase.table2, mydatabase.table3
> WHERE (table2.col01 = 7) AND (table2.col02 = table3.col01) AND (table3.col01 
> = table1.col02)
> 
> My problem is that I don't know how to translate this query to the syntax 
> needed by PEAR through XYLAYER_PROPERTIES.
> 
> Can somebody give me a hand on this little problem?
> 
> Thank you in advance,
> 
> Gaston.
> 
> 
> 
> 
> -------------------------------------------------------------------------
> Take Surveys. Earn Cash. Influence the Future of IT
> Join SourceForge.net's Techsay panel and you'll get the chance to share your
> opinions on IT & business topics through brief surveys - and earn cash
> http://www.techsay.com/default.php?page=join.php&p=sourceforge&CID=DEVDEV
> _______________________________________________
> pmapper-users mailing list
> [email protected]
> https://lists.sourceforge.net/lists/listinfo/pmapper-users
> 

-------------------------------------------------------------------------
Take Surveys. Earn Cash. Influence the Future of IT
Join SourceForge.net's Techsay panel and you'll get the chance to share your
opinions on IT & business topics through brief surveys - and earn cash
http://www.techsay.com/default.php?page=join.php&p=sourceforge&CID=DEVDEV
_______________________________________________
pmapper-users mailing list
[email protected]
https://lists.sourceforge.net/lists/listinfo/pmapper-users

Reply via email to