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- S3 API Support 12901
- The httpfs extension supports reading/writing/ globbing files on object storage servers using the S3 API. S3 offers a standard API to read and write to remote files (while regular http servers, predating S3, do not offer a common write API)
...azonaws.com' . Now, to query using the above secret, simply query any s3:// prefixed file: SELECT * FROM 's3://⟨your-bucket⟩/⟨your_file⟩.parquet'; credential_chain Provider The credential_chain provider automatically fetches credentials using the A...TYPE s3, PROVIDER credential_chain, CHAIN config, REGION '⟨eu-west-1⟩', KMS_KEY_ID 'arn:aws:kms:⟨region⟩:⟨account_id⟩:⟨key⟩/⟨key_id⟩', SCOPE 's3://⟨bucket-sub-path⟩' ); R2 Secrets While Cloudflare R2 uses the regular S3 API, DuckDB has a special S...file/that/uses/a/gcs/secret⟩.parquet'); Reading Reading files from S3 is now as simple as: SELECT * FROM 's3://⟨your-bucket⟩/⟨filename⟩.⟨extension⟩'; Partial Reading The httpfs extension supports partial reading from S3 buckets. Pinning Object Vers... - https://man.mtool.work/duckdb/2.0/core_extensions/httpfs/s3api.html
- HTTP CSV Import 10625
- To load a CSV file directly over HTTP(S), the httpfs extension is required. This can be installed using the INSTALL SQL command. This only needs to be run once. INSTALL httpfs; To load the httpfs extension for usage, use the LOAD SQL comman
..., CSV files can be read over http(s) the same way as a local file, using read_csv : SELECT * FROM read_csv('https://⟨domain⟩/path/to/file.csv'); Moreover, the read_csv function itself can also be omitted thanks to DuckDB's replacement scan mechanis...m : SELECT * FROM 'https://⟨domain⟩/path/to/file.csv'; Example The following query reads an openly licensed (CC BY 4.0) real-world CSV directly over HTTP and a... - https://man.mtool.work/duckdb/2.0/guides/network_cloud_storage/http_csv_import.h...
- ODBC Extension 10397
- Please note that DuckDB also offers an ODBC client , which allows you to connect to DuckDB via ODBC from other applications. The odbc_scanner extension allows connecting to other databases (using their ODBC drivers ) and run queries with th
...ckDB nightly repository, can be installed the following way: INSTALL 'http://nightly-extensions.duckdb.org/v1.2.0/⟨platform⟩/odbc_scanner.duckdb_extension.gz'; The URL with the version 1.2.0 in it should be used even if you are running later versio...installed extension to the latest nightly version run: FORCE INSTALL 'http://nightly-extensions.duckdb.org/v1.2.0/⟨platform⟩/odbc_scanner.duckdb_extension.gz'; Installed version (commit ID) can be checked using the following query: FROM duckdb_exte...n built from a specific commit run: FORCE INSTALL 'http://nightly-extensions.duckdb.org/odbc_scanner/⟨7_character_commit_id⟩/v1.2.0/⟨platform⟩/odbc_scanner.duckdb_extension.gz'; Support Status of DBMS-Specific Types Tier 1: Oracle: types coverage s... - https://man.mtool.work/duckdb/2.0/core_extensions/odbc/overview.html
- SeaweedFS Import 10170
- Prerequisites For SeaweedFS , the S3-compatible gateway allows you to use DuckDB's S3 support to read and write from SeaweedFS buckets. This requires the httpfs extension , which can be installed using the INSTALL SQL command. This only nee
...you can query the data using DuckDB's built-in methods, such as read_csv or read_parquet : SELECT * FROM 's3://⟨your-bucket⟩/⟨file⟩.csv'; SELECT * FROM read_parquet('s3://⟨your-bucket⟩/⟨file⟩.parquet'); Writing works the same way, including glob re...ads over the result: COPY (SELECT 42 AS answer) TO 's3://⟨your-bucket⟩/sample/answer.parquet'; SELECT * FROM read_parquet('s3://⟨your-bucket⟩/sample/*.parquet'); SeaweedFS also supports Iceberg:... - https://man.mtool.work/duckdb/2.0/guides/network_cloud_storage/seaweedfs_import....
- Troubleshoot 9015
- 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
...imes wrapped in a misleading message: java.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...kdb_java | java.library.path = [.] ... Caused by: java.io.FileNotFoundException: DuckDB JNI library not found, path: '⟨path⟩/libduckdb_java.⟨suffix⟩' The shared library was neither embedded in the executable nor found next to it. Either add a resou... - https://man.mtool.work/duckdb/2.0/clients/java/troubleshoot.html
- HTTP Parquet Import 9015
- To load a Parquet file over HTTP(S), the httpfs extension is required. This can be installed using the INSTALL SQL command. This only needs to be run once. INSTALL httpfs; To load the httpfs extension for usage, use the LOAD SQL command: LO
...After the httpfs extension is set up, Parquet files can be read over http(s) : SELECT * FROM read_parquet('https://⟨domain⟩/path/to/file.parquet'); For example: SELECT * FROM read_parquet('https://duckdb.org/data/prices.parquet'); Moreover, the re... - https://man.mtool.work/duckdb/2.0/guides/network_cloud_storage/http_import.html
- Secrets Manager 8787
- The Secrets manager provides a unified user interface for secrets across all backends that use them. Secrets can be scoped, so different storage prefixes can have different secrets, allowing for example to join data across organizations in
...SECRET 'my_secret_value2', SCOPE 's3://⟨my-other-bucket⟩' ); Now, if the user queries something from s3://⟨my-other-bucket⟩/something , secret secret2 will be chosen automatically for that request. To see which secret is being used, the which_secr...t scalar function can be used, which takes a path and a secret type as parameters: FROM which_secret('s3://⟨my-other-bucket⟩/file.parquet', 's3'); Listing Secrets Secrets can be listed using the built-in table-producing function, e.g., by using the... - https://man.mtool.work/duckdb/2.0/configuration/secrets_manager.html
- Azure Extension 8332
- The azure extension lets DuckDB read and write files in Azure Blob Storage and Azure Data Lake Storage (ADLS) Gen2. Installing and Loading The azure extension will be transparently autoloaded on first use from the official extension reposit
...uery Azure storage as follows: Azure Blob Storage Allowed URI schemes: az or azure SELECT count(*) FROM 'az://⟨my_container⟩/⟨path⟩/⟨my_file⟩.⟨parquet_or_csv⟩'; Globs are also supported: SELECT * FROM 'az://⟨my_container⟩/⟨path⟩/*.csv'; SELECT * FR...OM 'az://⟨my_container⟩/⟨path⟩/**'; Or with a fully qualified path syntax: SELECT count(*) FROM 'az://⟨my_storage_account⟩.blob.core.windows.net/⟨m...y_container⟩/⟨path⟩/⟨my_file⟩.⟨parquet_or_csv⟩'; SELECT * FROM 'az://⟨my_storage_account⟩.blob.core.windows.net/⟨my_container⟩/⟨path⟩/*.... - https://man.mtool.work/duckdb/2.0/core_extensions/azure.html
- S3 Iceberg Import 8104
- Prerequisites Loading an Iceberg file from S3 requires both the httpfs and iceberg extensions. Install them using the INSTALL SQL command. You only need to install extensions once. INSTALL httpfs; INSTALL iceberg; To load the extensions, us
...rectly configured, Iceberg tables can be read from S3 using the following command: SELECT * FROM iceberg_scan('s3://⟨bucket⟩/⟨iceberg_table_folder⟩/metadata/⟨id⟩.metadata.json'); If you pass the table folder instead of the metadata file, DuckDB loo... - https://man.mtool.work/duckdb/2.0/guides/network_cloud_storage/s3_iceberg_import...
- Install Script 7649
- You can install the DuckDB CLI client using an install script. Linux and macOS To use the DuckDB install script on Linux and macOS, run: curl https://install.duckdb.org | bash Click to see the output of the install script. % Total % Receive
...tps://install.duckdb.org | DUCKDB_INSTALL=static,cli bash The libraries and headers are installed to ~/.duckdb/lib/⟨version⟩/release_⟨platform⟩ , e.g., ~/.duckdb/lib/2.0.0/release_osx_arm64 . For more details, see Linking Extensions . Windows On Wi... - https://man.mtool.work/duckdb/2.0/operations_manual/installing_duckdb/install_sc...
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