Hi, Without details: i store every point in different record And have expression index with distance to constant point. Together this is quite simple
Regards, Karol Bieniaszewski ----- Reply message ----- Od: [email protected] Do: <[email protected]> Temat: [firebird-support] Re: GIS - CORE-659 Data: pon., maj 5, 2014 15:32 How do you find area in area? Are you storing polygon data in blob, then parse it via STORED PROCEDURE in P-SQL and then test for overlapping? It is probably doable but not very convenient and a lot slower then built in solution would be.
