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Geometry Data Type 12389
Name Description GEOMETRY Geospatial entity The GEOMETRY data type is used to store and manipulate geometric objects, such as points, lines, and polygons. The GEOMETRY type was part of the spatial extension but became a built-in data type i ... andard, which is widely used in geospatial databases and GIS software. A GEOMETRY value can therefore represent 7 types of shapes: Geometry Type Description Point A single location in space, defined by its coordinates (e.g., longitude and latitude). Li ... ───────────────────────────────────────────────┘ Multi-Dimensional Geometries The GEOMETRY type is primarily used to model shapes in two dimensions (e.g. X / Y or longitude / latitude ), but it also supports shapes with additional vertex dimensions suc ...
https://man.mtool.work/duckdb/2.0/sql/data_types/geometry.html
Friendly SQL 8672
DuckDB offers several advanced SQL features and syntactic sugar to make SQL queries more concise. We refer to these colloquially as “friendly SQL”. Several of these features were first introduced by DuckDB, while some are inspired by other ... lier SQL with DuckDB” blog post “Even Friendlier SQL with DuckDB” blog post “SQL Gymnastics: Bending SQL into Flexible New Shapes” blog post ...
https://man.mtool.work/duckdb/2.0/sql/dialect/friendly_sql.html
Reading Faulty CSV Files 7933
CSV files can come in all shapes and forms, with some presenting many errors that make the process of cleanly reading them inherently difficult. To help users read these files, DuckDB supports detailed error messages, the ability to skip fa ...
https://man.mtool.work/duckdb/2.0/data/csv/reading_faulty_csv_files.html
Security 7933
This page covers Quack's security posture end to end: what the server exposes, what stays local, the role of a TLS-terminating reverse proxy, and the authentication / authorization callbacks the server runs on every connection and every que ... verriding Authorization Authorization runs once per PREPARE_REQUEST , with the connection id and the full SQL text. Common shapes: Example: Read-Only CREATE MACRO read_only(sid, query) AS regexp_matches(upper(trim(query)), '^(SELECT|FROM|WITH|EXPLAIN|D ...
https://man.mtool.work/duckdb/2.0/quack/security.html
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