Results of 1 - 5 of about 5 for matrix (0.002 sec.)
- Typecasting 11656
- Typecasting is an operation that converts a value in one particular data type to the closest corresponding value in another data type. Like other SQL engines, DuckDB supports both implicit and explicit typecasting. Explicit Casting Explicit
...t operations ( UNION / EXCEPT / INTERSECT ), and nested type constructors ( list_value / [...] / MAP ). Casting Operations Matrix Values of a particular data type cannot always be cast to any arbitrary target data type. The only exception is the NULL v...alue – which can always be converted between types. The following matrix describes which conversions are supported. When implicit casting is allowed, it implies that explicit casting is also poss...ible. The matrix is generated from the documented DuckDB version by scripts/generate_typecasting_matrix.py ; do not edit it by hand. Implic... - https://man.mtool.work/duckdb/2.0/sql/data_types/typecasting.html
- Lakehouse Formats 10681
- Lakehouse formats, often referred to as open table formats, are specifications for storing data in object storage while maintaining some guarantees such as ACID transactions or keeping snapshot history. Over time, multiple lakehouse formats
...s that you can use to still use DuckDB and get close to full interoperability with these formats. DuckDB Lakehouse Support Matrix DuckDB supports Iceberg, Delta, Lance and DuckLake as first-class citizens. The following matrix represents what DuckDB na... - https://man.mtool.work/duckdb/2.0/lakehouse_formats.html
- DuckLake 9339
- DuckLake 1.1 was released together with DuckDB 2.0. Read the announcement blog post . The ducklake extension adds support for attaching to databases stored in the DuckLake format . The complete documentation of this extension is available a
...s_processed and files_created . Parameter name Parameter type Named parameter Description catalog VARCHAR no Compatibility Matrix The DuckLake specification and the ducklake DuckDB extension are currently released together. See the Compatibility Matrix... - https://man.mtool.work/duckdb/2.0/core_extensions/ducklake.html
- Spatial Functions 7225
- Function Index Scalar Functions Function Summary DuckDB_PROJ_Compiled_Version Returns a text description of the PROJ library version that this instance of DuckDB was compiled against. DuckDB_Proj_Version Returns a text description of the PR
...ff DOUBLE, yoff DOUBLE) Description Applies an affine transformation to a geometry. For the 2D variant, the transformation matrix is defined as follows: | a b xoff | | d e yoff | | 0 0 1 | For the 3D variant, the transformation matrix is defined as fol... - https://man.mtool.work/duckdb/2.0/core_extensions/spatial/functions.html
- COPY Statement 7023
- Examples Read a CSV file into the lineitem table, using auto-detected CSV options: COPY lineitem FROM 'lineitem.csv'; Read a CSV file into the lineitem table, using manually specified CSV options: COPY lineitem FROM 'lineitem.csv' (DELIMITE
...e into a .blob file. The column must be cast to the BLOB data type. For details on typecasting, see the Casting Operations Matrix . The below options are applicable when writing BLOB files. Name Description Type Default COMPRESSION The compression type... - https://man.mtool.work/duckdb/2.0/sql/statements/copy.html
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