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40 lines
1.4 KiB
Plaintext
40 lines
1.4 KiB
Plaintext
{
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"name": "relate",
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"type": "function",
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"groups": ["GeometryGroup"],
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"description": "Tests the Dimensional Extended 9 Intersection Model (DE-9IM) representation of the relationship between two geometries.",
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"variants": [{
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"variant": "Relationship variant",
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"variant_description": "Returns the Dimensional Extended 9 Intersection Model (DE-9IM) representation of the relationship between two geometries.",
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"arguments": [{
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"arg": "geometry",
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"description": "a geometry"
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}, {
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"arg": "geometry",
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"description": "a geometry"
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}],
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"examples": [{
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"expression": "relate( geom_from_wkt( 'LINESTRING(40 40,120 120)' ), geom_from_wkt( 'LINESTRING(40 40,60 120)' ) )",
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"returns": "'FF1F00102'"
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}]
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}, {
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"variant": "Pattern match variant",
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"variant_description": "Tests whether the DE-9IM relationship between two geometries matches a specified pattern.",
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"arguments": [{
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"arg": "geometry",
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"description": "a geometry"
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}, {
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"arg": "geometry",
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"description": "a geometry"
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}, {
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"arg": "pattern",
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"description": "DE-9IM pattern to match"
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}],
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"examples": [{
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"expression": "relate( geom_from_wkt( 'LINESTRING(40 40,120 120)' ), geom_from_wkt( 'LINESTRING(40 40,60 120)' ), '**1F001**' )",
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"returns": "TRUE"
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}]
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}],
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"tags": ["dimensional", "relationship", "extended", "intersection", "representation", "model", "tests"]
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}
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