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24 lines
1.2 KiB
Plaintext
24 lines
1.2 KiB
Plaintext
{
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"name": "relate",
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"type": "function",
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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","description":"a geometry"},
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{"arg":"geometry","description":"a geometry"}
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],
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"examples": [ { "expression":"relate( geom_from_wkt( 'LINESTRING(40 40,120 120)' ), geom_from_wkt( 'LINESTRING(40 40,60 120)' ) )", "returns":"'FF1F00102'" } ] },
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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","description":"a geometry"},
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{"arg":"geometry","description":"a geometry"},
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{"arg":"pattern","description":"DE-9IM pattern to match"}
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],
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"examples": [ { "expression":"relate( geom_from_wkt( 'LINESTRING(40 40,120 120)' ), geom_from_wkt( 'LINESTRING(40 40,60 120)' ), '**1F001**' )", "returns":true}]
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}]
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}
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