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- Rust Client 12905
- Installation To use the DuckDB Rust client, visit the Rust installation page . The latest stable version of the DuckDB Rust client is 2.0.0. The DuckDB Rust client, duckdb-rs , is an ergonomic wrapper over the DuckDB C API that exposes an i
...nstead of cc , which is required for the bundled extensions below. Only available from a git checkout, not from crates.io. Implies bundled and parquet . buildtime_bindgen Regenerate the C API bindings at build time with bindgen instead of using the ship.... vtab-arrow Apache Arrow integration for table functions, converting between an Arrow RecordBatch and DuckDB data chunks. Implies vtab . vscalar Scalar functions . Implies vtab-arrow . vscalar-arrow Arrow-optimized scalar functions, intended for use al...ongside vscalar . appender-arrow Append Arrow RecordBatch es through the Appender . Implies vtab-arrow . loadable-extension Experimental. Build a loadable DuckDB extension rather than a client application. See Buil... - https://man.mtool.work/duckdb/2.0/clients/rust/overview.html
- Safe Mode 9907
- The DuckDB CLI client supports “safe mode”. Safe mode can be enabled from the command line using the -safe argument : duckdb -safe Alternatively, it can be activated during a session using the .safe_mode dot command . In safe mode, the CLI
...uggest as auto-complete targets. The getenv function is disabled. The enable_external_access option is set to false . This implies that: ATTACH cannot attach to a database in a file. COPY cannot read to or write from files. Functions such as read_csv ,... - https://man.mtool.work/duckdb/2.0/clients/cli/safe_mode.html
- Storage Versions and Format 8042
- Compatibility Backward Compatibility Backward compatibility refers to the ability of a newer DuckDB version to read storage files created by an older DuckDB version. Version 0.10 is the first release of DuckDB that supports backward compati
...error message may occur: Error: unable to open database "...": Serialization Error: Failed to deserialize: ... The message implies that the database file was created with a newer DuckDB version and uses features that the DuckDB version used to read the... - https://man.mtool.work/duckdb/2.0/internals/storage.html
- Securing DuckDB 8042
- DuckDB is a powerful analytical database engine. It can read and write files, access the network, load extensions, and use system resources. Like any powerful tool, these capabilities require appropriate configuration when working with sens
...nal access by setting the enable_external_access option option to false . SET enable_external_access = false; This setting implies that: ATTACH cannot attach to a database in a file. COPY cannot read from or write to files. Functions such as read_csv ,... - https://man.mtool.work/duckdb/2.0/operations_manual/securing_duckdb/overview.htm...
- Typecasting 8042
- 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
...verted between types. The following matrix describes which conversions are supported. When implicit casting is allowed, it implies that explicit casting is also possible. The matrix is generated from the documented DuckDB version by scripts/generate_typ... - https://man.mtool.work/duckdb/2.0/sql/data_types/typecasting.html
- ATTACH and DETACH Statements 7823
- DuckDB allows attaching to and detaching from database files. Examples Attach the database file.db with the alias inferred from the name ( file ): ATTACH 'file.db'; Attach the database file.db with an explicit alias ( file_db ): ATTACH 'fil
...IPHER 'CBC'); ATTACH 'encrypted.db' AS enc_db (ENCRYPTION_KEY 'quack_quack', ENCRYPTION_CIPHER 'CTR'); Database encryption implies using storage version 1.4.0 or later. Expressions in Paths and Options New Using expressions for the database path was int... - https://man.mtool.work/duckdb/2.0/sql/statements/attach.html
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