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JJ CASALONGA

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Posted By JJ CASALONGA 07-22-2022 11:25
Found In Egroup: MapInfo Pro
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Hi, This is the pseudo-SQL query that I'd like to acheive :  Select A.ID, B.ID, Distance (A.Lat, A.Long, B.Lat, B.Long, "m") From MyTable As A, MyTable as B Where A.ID > B.ID And A.Lat is not Null And B.Lat is not Null And Distance (A.Lat, A.Long, B.Lat, B.Long, "m") < 500 I looked in the MapInfo SQL, ...
Posted By JJ CASALONGA 07-20-2022 04:43
Found In Egroup: MapInfo Pro
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Hi all,  I'm new to MpaInfo, so excuse me in advance if my question is trivial... I've got records on the map that contains Lat-Long. I'd like to run a query that would give me groups of records that are within a certain distance (in meters, or kilometers) from each other. For example records A and ...