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Merge pull request #3419 from nirvn/aggregate_collect_geom
[expression] support collection of geometry in the aggregate() function
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Original file line number | Diff line number | Diff line change |
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@@ -0,0 +1,13 @@ | ||
{ | ||
"name": "collect", | ||
"type": "function", | ||
"description": "Returns the multipart geometry of aggregated geometries from an expression", | ||
"arguments": [ | ||
{"arg":"expression", "description":"geometry expression to aggregate"}, | ||
{"arg":"group_by", "optional":true, "description":"optional expression to use to group aggregate calculations"}, | ||
{"arg":"filter", "optional":true, "description":"optional expression to use to filter features used to calculate aggregate"} | ||
], | ||
"examples": [ | ||
{ "expression":"collect( $geometry )", "returns":"multipart geometry of aggregated geometries"} | ||
] | ||
} |
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