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Results tagged with sql
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user 71741
Acronym for Structured Query Language. A syntax for retrieving and manipulating data from a relational database.
4
votes
Finding nearest neighbors between two tables with point locations in SpatiaLite?
Since version 4.4.0 SpatiaLite supports a KNN virtual table index for nearest neighbor problems. Here is a query the finds the nearest line in a linestring table to each point in a point table.
SELEC …
- 127
3
votes
Using nearest neighbor query in SpatiaLite?
Since version 4.4.0 SpatiaLite supports a KNN virtual table index for nearest neighbor problems. Here is a query the finds the nearest line in a linestring table to each point in a point table.
SELEC …
- 127