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Deploy as Native Image 11409
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 ... sspath⟩ ⟨MainClass⟩ Next, pass the directory to the build with -H:ConfigurationFileDirectories=⟨config_dir⟩ . Requirements GraalVM for JDK 22 or later is required. Older GraalVM releases initialize the driver's classes at image build time, which bakes a ...
https://man.mtool.work/duckdb/2.0/clients/java/deploy_native_image.html
Java (JDBC) Client 9967
Installation To use the DuckDB Java (JDBC) client, visit the Java installation page . The latest stable version of the DuckDB Java (JDBC) client is 2.0.0. The DuckDB Java (JDBC) client lets Java applications query DuckDB through the standar ... iling, and can open a DuckLake catalog directly from the JDBC URL. The driver also supports ahead-of-time compilation with GraalVM Native Image . This page covers installation; the other pages in this section cover connecting and each feature in detail. ... he Arrow interchange, result streaming, and chunked results. Deploy as Native Image — building standalone executables with GraalVM Native Image. Clients Overview — the other client APIs DuckDB provides alongside JDBC. ...
https://man.mtool.work/duckdb/2.0/clients/java/overview.html
Troubleshoot 9246
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 ... rue) . This behavior is tracked in duckdb-java issue #113 . Native Image: NoSuchMethodError When Opening a Connection In a GraalVM Native Image executable, opening the first connection may fail with: Exception in thread "main" java.lang.ExceptionInIniti ... an error, so adding the flag is recommended. Further Reading Deploy as Native Image — building standalone executables with GraalVM, including both ways to provide the shared library. Java (JDBC) Client — installing the driver from Maven Central, the fix ...
https://man.mtool.work/duckdb/2.0/clients/java/troubleshoot.html
Connect 6342
Overview Every DuckDB feature reachable from Java starts with a Connection . This page covers the JDBC URL forms the driver accepts, how DuckDB and driver options are passed and which of them win, how connections come to share (or not share ... a connection: Class.forName("org.duckdb.DuckDBDriver"); Connection conn = DriverManager.getConnection("jdbc:duckdb:"); In GraalVM Native Image executables, always use this explicit load: the service-provider discovery is not reliably visible to Native ...
https://man.mtool.work/duckdb/2.0/clients/java/connecting.html
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DuckDB 2.0 Documentation / man.mtool.work