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- Troubleshoot 13202
- Overview This page collects common issues encountered when using the DuckDB Rust client, together with their workarounds. If you run into a problem that is not covered here, search the client's issue tracker on GitHub. Linking against a Sys
...tem Library The bundled feature compiles DuckDB from the source shipped with the crate, so nothing else is needed to build, and it is...the simplest choice for most applications. Without bundled , the underlying libduckdb-sys crate links against a DuckDB library already on the system, which it locates through pkg-config or, on the MSVC ABI, Vcpkg . If no library is found, the build...fails. There are three ways to build without bundled . Point at a Library You Already Have Set DUCKDB_LIB_DIR to the directory containing the library, and DUCKDB_INCLUDE_DIR to the directory conta... - https://man.mtool.work/duckdb/2.0/clients/rust/troubleshoot.html
- Deploy as Native Image 11713
- Overview The JDBC driver runs inside GraalVM Native Image executables. Graal Native Image compiles a Java application ahead of time into a standalone binary that starts in milliseconds and requires no JVM on the target machine, which suits
...from the class path. Two things remain for the application to configure: native access and the location of DuckDB's shared library. Driver versions up to and including 1.5.5 do not ship this metadata. For those versions, generate it by running the appli...o Graal Native Image's closed world analysis, and the explicit load makes registration deterministic. Providing the Shared Library DuckDB's engine is a native library bundled inside the driver JAR, one file per platform. Choose one of two ways to make i...t available to the executable. Option 1: Embed the Library in the Executable Add a resource entry naming your platform's library, either in a configuration directory passed via -H:C... - https://man.mtool.work/duckdb/2.0/clients/java/deploy_native_image.html
- ADBC Client 11490
- Installation To use the DuckDB ADBC client, download the libduckdb archive for your platform and follow the instructions below . For Python, install the duckdb package instead, as described in the Python section . The latest stable version
...ror) AdbcDatabaseRelease(&adbc_database, &adbc_error) Database Options Option Description driver Path to the DuckDB shared library ( libduckdb.so , libduckdb.dylib , or duckdb.dll ). entrypoint Entry point function name. Must be duckdb_adbc_init . path...0 ADBC_INFO_DRIVER_NAME Driver name. 101 ADBC_INFO_DRIVER_VERSION Driver version. 102 ADBC_INFO_DRIVER_ARROW_VERSION Arrow library version. 103 ADBC_INFO_DRIVER_ADBC_VERSION ADBC specification version supported by the driver (as an integer, e.g., 100100...db_schema . Setting Up the DuckDB ADBC Driver Before using DuckDB as an ADBC driver, you must install the libduckdb shared library on your system and make it available to your application. This library contains the core DuckDB engine that the ADBC drive... - https://man.mtool.work/duckdb/2.0/clients/adbc.html
- Troubleshoot 11044
- Overview This page collects common issues encountered when using the DuckDB Go client, together with their workarounds. Because the client uses cgo to embed DuckDB, most build problems are cgo or linker problems. If you run into a problem t
...;$env:PATH" The package then compiles on Windows. Linking DuckDB By default the client statically links a pre-built DuckDB library into the binary, which increases the binary size but requires no separate DuckDB installation. Pre-built libraries ship fo...r macOS (amd64, arm64), Linux (amd64, arm64), and Windows (amd64). If none of the pre-built libraries fit, link a custom library instead. Linking a Custom Static Library Build DuckDB from source. Starting with DuckDB 2.0, the bundle-library Makefile t...from the Go client, and how the client's own Makefile and CI build. It is required to target platforms without a pre-built library, including FreeBSD, for which DuckDB publishes no bundled library. Linking a Dynamic Library Alternatively, link dynamical... - https://man.mtool.work/duckdb/2.0/clients/go/troubleshoot.html
- Troubleshoot 10389
- Overview This page collects common issues encountered when using the DuckDB JDBC driver, together with their workarounds. If you run into a problem that is not covered here, search the driver's issue tracker on GitHub. Driver Class Not Foun
...JNIFunctions$Support.getMethodID(JNIFunctions.java) ... The driver resolves its entire JNI surface eagerly when its native library initializes, so a single class, method, or field missing from the reachability metadata fails the whole initialization. Th...lang.UnsatisfiedLinkError: Unsupported JNI version 0xffffffff, required by ⟨path⟩/libduckdb_java.⟨suffix⟩ This is what the library's JNI_OnLoad reports when an internal lookup failed, and the cause is the same missing metadata, not a JNI version problem.... Native Image: UnsatisfiedLinkError: Can't load library In a Native Image executable, the first connection may fail with: java.lang.UnsatisfiedLinkError: Can't load library: duck... - https://man.mtool.work/duckdb/2.0/clients/java/troubleshoot.html
- Deploy 9615
- Overview Deploying DuckDB-Wasm means serving its components so that the browser can fetch and instantiate them. This page describes each component a deployment needs to serve, how the worker and WebAssembly variants relate, how extensions a
...irrored, and the security considerations involved. A DuckDB-Wasm deployment needs to access the following components: Main Library Component. Distributed as TypeScript and compiled to JavaScript code. For further details, see below. JS Worker Component....details, see below. DuckDB Extensions. Any relevant extensions the deployment loads. For further details, see below. Main Library Component This component is distributed as TypeScript or CommonJS JavaScript in the npm @duckdb/duckdb-wasm package. You c...pend on your setup; see the examples in the repository . For instance, the shell.duckdb.org deployment transpiles the main library together with the shell code (the first approach above), while the bare-browser example shows a minimal setup. JS Worker C... - https://man.mtool.work/duckdb/2.0/clients/wasm/deploying_duckdb_wasm.html
- R Client 8573
- Installation To use the DuckDB R client, visit the R installation page . The latest stable version of the DuckDB R client is 2.0.0. Installation duckdb : R Client The DuckDB R client can be installed using the following command: install.pac
...flag to TRUE . Read-only mode is required if multiple R processes want to access the same database file at the same time. library("duckdb") # to start an in-memory database con <- dbConnect(duckdb()) # or con <- dbConnect(duckdb(), dbdir = ":memory:")...yr DuckDB also plays well with the dbplyr / dplyr packages for programmatic query construction from R. Here is an example: library("duckdb") library("dplyr") con <- dbConnect(duckdb()) duckdb_register(con, "flights", nycflights13::flights) tbl(con, "fli...t '.../R_X11.so' : Warning message: In doTryCatch(return(expr), name, parentenv, handler) : unable to load shared object '/Library/Frameworks/R.framework/Resources/modules//R_X11.so': dlopen(/Library/Frameworks/R.framework/Resources/modules//R_X11.so, 0... - https://man.mtool.work/duckdb/2.0/clients/r.html
- Android 8290
- DuckDB has experimental support for Android. Please use the latest main branch of DuckDB instead of the stable versions. Building the DuckDB Library Using the Android NDK We provide build instructions for setups using macOS and Android Stud
...d tick the NDK (Side by side) option. Click OK to install. Set the Android NDK's location. For example: bash ANDROID_NDK=~/Library/Android/sdk/ndk/28.0.12433566/ Set the Android ABI . For example: bash ANDROID_ABI=arm64-v8a Or: bash ANDROID_ABI=x86_64 I...fig Release Note that you can also use the Python client on Termux: pip install --pre --upgrade duckdb Troubleshooting Log Library Is Missing Problem: The build throws the following error: ld.lld: error: undefined symbol: __android_log_write Solution: M...ake sure the log library is linked: export LDFLAGS="-llog"... - https://man.mtool.work/duckdb/2.0/dev/building/android.html
- Spatial Functions 8245
- 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
...OJ library version that is being used by this instance of DuckDB. ST_Affine Applies an affine transformation to a geometry. ST_Area C...ndom points within the specified bounding box. ST_Read Read and import a variety of geospatial file formats using the GDAL library. ST_ReadOSM The ST_ReadOsm() table function enables reading compressed OpenStreetMap data directly from a .osm.pbf file. S...T_ReadSHP Read a Shapefile without relying on the GDAL library ST_Read_Meta Read the metadata from a variety of geospatial file formats using the GDAL library. Scalar Functions DuckDB_P... - https://man.mtool.work/duckdb/2.0/core_extensions/spatial/functions.html
- macOS 8022
- Prerequisites Install Xcode and Homebrew . Then, install the required packages with: brew install git cmake ninja Building DuckDB Clone and build DuckDB as follows. git clone https://github.com/duckdb/duckdb cd duckdb GEN=ninja make Once th
...cOS with the following error: FAILED: third_party/libpg_query/CMakeFiles/duckdb_pg_query.dir/src_backend_nodes_list.cpp.o /Library/Developer/CommandLineTools/usr/bin/c++ -DDUCKDB_BUILD_LIBRARY -DEXT_VERSION_PARQUET=\"9cba6a2a03\" -I/Users/builder/extern.../Users/builder/external/duckdb/third_party/libpg_query/include -O3 -DNDEBUG -O3 -DNDEBUG -std=c++11 -arch arm64 -isysroot /Library/Developer/CommandLineTools/SDKs/MacOSX15.1.sdk -fPIC -fvisibility=hidden -fcolor-diagnostics -w -MD -MT third_party/libpg_...Attempting to reinstall your Xcode suite may impact other applications on your system. Proceed with caution. sudo rm -rf /Library/Developer/CommandLineTools xcode-select --install Debug Build Prints malloc Warning Problem: The debug build on macOS prin... - https://man.mtool.work/duckdb/2.0/dev/building/macos.html
DuckDB 2.0 Documentation / man.mtool.work