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- Overview – DuckDB 13555
- This page is for DuckDB 1.3, which is outdated.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
...APIs / C Copy Markdown Overview The latest version of the DuckDB C API is 1.5.6. DuckDB implements a custom C API modeled somewhat following the SQLite C API. The API is contained in the duckdb.h header. Continue to Startup & Shutdown to get started, or...ion 関連キーワード DuckDB SQLite wrapper Documentation Client APIs Copy Markdown Overview latest implements custom modeled somewhat following contained duckdb header Continue Startup Shutdown started check overview also 関連するページ SQLite Import SQLit... - https://man.mtool.work/duckdb/1.3/clients/c/overview.html
- Spatial Extension – DuckDB 9290
- This page is for DuckDB 1.3, which is outdated.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
...sentation of “geometry” data made up out of sets of vertices (pairs of X and Y double precision floats). But what makes it somewhat special is that its actually used to store one of several different geometry subtypes. These are POINT , LINESTRING , POLY... - https://man.mtool.work/duckdb/1.3/core_extensions/spatial/overview.html
- Node.js API – DuckDB 8766
- This page is for DuckDB 1.3, which is outdated. Switch to the current documentation . Search Shortcut cmd + k | ctrl + k Installation Documentation Getting Started Connect Overview Concurrency Data Import Overview Data Sources CSV Files Ove
...use the DuckDB Node Neo package instead. The duckdb package provides a Node.js API for DuckDB. The API for this client is somewhat compliant to the SQLite Node.js client for easier transition. Initializing Load the package and create a database object:... - https://man.mtool.work/duckdb/1.3/clients/nodejs/overview.html
- File Formats – DuckDB 8766
- This page is for DuckDB 1.3, which is outdated.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
...ou plan to run multiple queries on the same data set, it is worth loading the data into DuckDB. The queries will always be somewhat faster, which over time amortizes the initial load time. High decompression times: Some Parquet files are compressed using... - https://man.mtool.work/duckdb/1.3/guides/performance/file_formats.html
- Node.js API – DuckDB 8223
- This page is for DuckDB 1.3, which is outdated. Switch to the current documentation . Search Shortcut cmd + k | ctrl + k Installation Documentation Getting Started Connect Overview Concurrency Data Import Overview Data Sources CSV Files Ove
..._type, fun) ⇒ void Register a User Defined Function Kind : instance method of Connection Note : this follows the wasm udfs somewhat but is simpler because we can pass data much more cleanly Param name return_type fun connection.prepare(sql, …params, call... - https://man.mtool.work/duckdb/1.3/clients/nodejs/reference.html
- R-Tree Indexes – DuckDB 8223
- 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
...the index and then inserting the data. This is because the R-tree will have to periodically rebalance itself and perform a somewhat costly splitting operation when a node reaches max capacity after an insert, potentially causing additional splits to casc... - https://man.mtool.work/duckdb/1.3/core_extensions/spatial/r-tree_indexes.html
- PIVOT Statement – DuckDB 8223
- 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
...r IN ( 2000 , 2010 , 2020 ) GROUP BY country ); country 2000 2010 2020 NL 1005 1065 1158 US 8579 8783 9510 This example is somewhat contrived, but serves as an example of using multiple value expressions and multiple columns in the FOR clause. SELECT * F... - https://man.mtool.work/duckdb/1.3/sql/statements/pivot.html
- Spatial Functions – DuckDB 7157
- 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
...derlying GDAL library is quite flexible, most of the interesting metadata is within the returned layers column, which is a somewhat complex nested structure of DuckDB STRUCT and LIST types. Example -- Find the coordinate reference system authority name a... - https://man.mtool.work/duckdb/1.3/core_extensions/spatial/functions.html
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