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DuckDB 1.3 ドキュメント 全文検索
Results of 1 - 3 of about 3 for geometries (0.003 sec.)
- Spatial Functions – DuckDB 11924
- This page is for DuckDB 1.3, which is outdated. Switch to the current version . Search Shortcut cmd + k | ctrl + k Installation Documentation Getting Started Connect Overview Concurrency Data Import Overview Data Sources CSV Files Overview
...y attemtping to "fill in" the input geometry. ST_Centroid Returns the centroid of a geometry ST_Collect Collects a list of geometries into a collection geometry. ST_CollectionExtract Extracts geometries from a GeometryCollection into a typed multi geometry...he coverange by ensuring that the there are no seams between the resulting simplified polygons. ST_CoverageUnion Union all geometries in a polygonal coverage into a single geometry. ST_CoveredBy Returns true if geom1 is "covered by" geom2 ST_Covers Returns...true if the geom1 "covers" geom2 ST_Crosses Returns true if geom1 "crosses" geom2 ST_DWithin Returns if two geometries are within a target distance of each-other ST_DWithin_GEOS Returns if two geometries are within a target distance of each-... - https://man.mtool.work/duckdb/1.3/core_extensions/spatial/functions.html
- Spatial Extension – DuckDB 7999
- This page is for DuckDB 1.3, which is outdated. Switch to the current version . Search Shortcut cmd + k | ctrl + k Installation Documentation Getting Started Connect Overview Concurrency Data Import Overview Data Sources CSV Files Overview
...lot of different spatial functions. GEOMETRY is not currently capable of storing additional geometry types such as curved geometries or triangle networks. Additionally, the GEOMETRY type does not store SRID information on a per value basis. These limitati... - https://man.mtool.work/duckdb/1.3/core_extensions/spatial/overview.html
- R-Tree Indexes – DuckDB 7943
- This page is for DuckDB 1.3, which is outdated. Switch to the current version . Search Shortcut cmd + k | ctrl + k Installation Documentation Getting Started Connect Overview Concurrency Data Import Overview Data Sources CSV Files Overview
...their parent nodes don't intersect the query region at all. Once the leaf nodes are reached, only the specific rows whose geometries intersect the query region have to be fetched from disk, and the often much more expensive exact spatial predicate check (... - https://man.mtool.work/duckdb/1.3/core_extensions/spatial/r-tree_indexes.html
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