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https://duckdb.org/ DuckDB – An in-process SQL OLAP database management system in processdatabase managementduckdbsqlolap https://duckdbsnippets.com/ SQL, Python & More for DuckDB | DuckDB Snippets Share and vote for your favorites with the DuckDB community. more forsqlpythonduckdbsnippets https://motherduck.com/duckdb-book-summary-chapter1/ What Is DuckDB? Introduction, Use Cases & Architecture | DuckDB in Action What is DuckDB and when should you use it? Chapter 1 of DuckDB in Action covers the embedded analytics database, key use cases, and how it compares to SQLite,... what isuse casesduckdbintroductionarchitecture https://github.com/duckdb/duckdb GitHub - duckdb/duckdb: DuckDB is an analytical in-process SQL database management system · GitHub DuckDB is an analytical in-process SQL database management system - duckdb/duckdb database management systemin process https://drimble.nl/bedrijf/amsterdam/49812653/duckdb-engineering-bv.html Alles over DuckDB Labs Amsterdam B.V. Science Park 404 op Drimble.nl Drimble verzamelt en ordent informatie uit duizenden nieuws- en overige bronnen in Nederland, helder en overzichtelijk. https://shop.duckdb.org/ DuckDB Webshop – DuckDB webshop duckdb webshop https://www.casd.eu/duckdb-23-juin-2026/ DuckDB – 23 juin 2026 – Le CASD – Centre d'accès Sécurisé aux Données https://duckdb.org/visualizer/ DuckDB Table Visualizer – DuckDB This is a demo built with duckdb-wasm and regular-tables. duckdbtablevisualizer https://duckdb.org/docs/current/sql/data_types/time Time Types – DuckDB The TIME and TIMETZ types specify the hour, minute, second, microsecond of a day. Name Aliases Description TIME TIME WITHOUT TIME ZONE Time of day TIMETZ TIME... timetypesduckdb https://duckdb.org/community_extensions/extensions/lindel lindel – DuckDB Community Extensions DuckDB Community Extensions Linearization/Delinearization, Z-Order, Hilbert and Morton Curves lindelduckdbcommunityextensions https://docs.akave.xyz/akave-o3/solutions-and-integrations/duckdb/ https://docs.akave.xyz/solutions-and-integrations/duckdb/ solutions and integrationshttpsdocsakavexyz https://www.digitalturbine.com/blog/small-scale-data-pipeline-spark-vs-chdb-vs-duckdb Small-Scale Data Pipeline: DuckDB vs. chDB vs. Spark We faced a 40GB data aggregation challenge for DT Exchange. This post details our benchmark of DuckDB, chDB, and Spark for local processing. small scaledata pipelineduckdbvschdb https://www.ssp.sh/brain/duckdb/ DuckDB DuckDB is an in-process SQL OLAP database management system. It has strong support for SQL. DuckDB is borrowing the SQLite shell implementation. duckdb https://duckdb.org/docs/current/clients/c/types Types – DuckDB DuckDB is a strongly typed database system. As such, every column has a single type specified. This type is constant over the entire column. That is to say, a... typesduckdb https://duckdb.org/docs/current/core_extensions/httpfs/s3api_legacy_authentication Legacy Authentication Scheme for S3 API – DuckDB Prior to version 0.10.0, DuckDB did not have a Secrets manager. Hence, the configuration of and authentication to S3 endpoints was handled via variables. This... legacyauthenticationschemeapiduckdb https://duckdb.org/docs/current/guides/offline-copy Browsing Offline – DuckDB The offline documentation is currently not available. Please check back later. You can browse the DuckDB documentation offline in the following formats: Single... browsingofflineduckdb https://datastackshow.com/podcast/quacking-through-data-duckdbs-emerging-ecosystem/ Quacking Through Data: Duckdb's Emerging Ecosystem | The Data Stack Show the stackquackingdataduckdbemerging https://motherduck.com/blog/15-companies-duckdb-in-prod/ 15+ Companies Using DuckDB in Production: A Comprehensive Guide May 12, 2026 - Discover how companies are running DuckDB in production companies usingduckdbproductioncomprehensiveguide https://learningduckdb.com/newsletters/welcome-to-learning-duckdb/?ref=christopheblefari.ghost.io Welcome to Learning DuckDB! Learning DuckDB with a weekly newsletter welcome tolearningduckdb https://duckdb.org/docs/current/guides/network_cloud_storage/s3_export S3 Parquet Export – DuckDB To write a Parquet file to S3, the httpfs extension is required. This can be installed using the INSTALL SQL command. This only needs to be run once. INSTALL... parquetexportduckdb https://motherduck.com/duckdb-book-brief/ Free "DuckDB in Action" Book Download a free PDF of the DuckDB in Action book published by Manning. The book is rich with technical guidance on data analytics and data engineering with... in actionfreeduckdbbook https://buylibs.com/pascal/duckdb/api/ddb-0.10.1.16-51aa66ab/ddb.OperatorExtensionInfo.html ddb: Record OperatorExtensionInfo | DuckDB Integration for Delphi and Free Pascal | BuyLibs for delphifree pascalddbrecordduckdb https://duckdb.org/docs/current/guides/meta/summarize Summarize – DuckDB The SUMMARIZE command can be used to easily compute a number of aggregates over a table or a query. The SUMMARIZE command launches a query that computes a... summarizeduckdb https://duckdb.org/docs/current/sql/dialect/friendly_sql Friendly SQL – DuckDB DuckDB offers several advanced SQL features and syntactic sugar to make SQL queries more concise. We refer to these colloquially as “friendly SQL”. Several of... friendlysqlduckdb https://bioscryptome.t-ohashi.info/blog/duckdb-statement/ [blog] DuckDB - Statements blogduckdbstatements https://www.dbreunig.com/2024/06/25/using-duckdb-spatial-joins-to-map-overture-gers-ids-to-us-census-fips-codes.html Using DuckDB to Map Overture GERS IDs to US Census FIPs Codes Jun 25, 2024 - Persistent identifiers for geospatial data can unlock the potential of geospatial intelligence for a wider group of organizations. Here we use DuckDB to create... to mapus censususingduckdboverture https://duckdb.org/docs/current/sql/data_types/numeric Numeric Types – DuckDB Fixed-Width Integer Types The types TINYINT, SMALLINT, INTEGER, BIGINT and HUGEINT store whole numbers, that is, numbers without fractional components, of... numeric typesduckdb https://www.runtime.news/salesforce-drops-the-ui-duckdb-hits-the-lake/ Salesforce drops the UI; DuckDB hits the lake Apr 18, 2026 - Today on Product Saturday: Salesforce might have the answer to SaaS sustainability in an AI world, DuckDB addresses the salesforcedropsuiduckdbhits https://duckdb.org/docs/current/sql/statements/update UPDATE Statement – DuckDB The UPDATE statement modifies the values of rows in a table. Examples For every row where i is NULL, set the value to 0 instead: UPDATE tbl SET i = 0 WHERE i... updatestatementduckdb https://duckdb.org/docs/current/data/multiple_files/overview Reading Multiple Files – DuckDB DuckDB can read multiple files of different types (CSV, Parquet, JSON files) at the same time using either the glob syntax, or by providing a list of files to... multiple filesreadingduckdb https://duckdbsnippets.com/page/2 SQL, Python & More for DuckDB - Page 2 | DuckDB Snippets Share and vote for your favorites with the DuckDB community. more forsqlpythonduckdbsnippets https://pigsty.cc/ext/e/duckdb_fdw/ duckdb_fdw | PIGSTY duckdbfdwpigsty https://duckdb.org/docs/current/guides/data_viewers/youplot CLI Charting with YouPlot – DuckDB DuckDB can be used with CLI graphing tools to quickly pipe input to stdout to graph your data in one line. YouPlot is a Ruby-based CLI tool for drawing... clichartingduckdb https://www.stacksync.com/integrations/quickbooks-and-duckdb Quickbooks and DuckDB Integration | Stacksync Sync Quickbooks and DuckDB without code. Sync data bi-directionally and in real time, automate workflows, and manage every data pipeline. quickbooksduckdbintegrationstacksync https://duckdb.org/docs/current/guides/file_formats/csv_import CSV Import – DuckDB To read data from a CSV file, use the read_csv function in the FROM clause of a query: SELECT * FROM read_csv('input.csv'); Alternatively, you can omit the... csv importduckdb https://duckdb.org/docs/current/guides/glossary Glossary of Terms – DuckDB This page contains a glossary of a few common terms used in DuckDB. Terms In-Process Database Management System The DBMS runs in the client application's... glossary of termsduckdb https://advisories.gitlab.com/pkg/pypi/llama-index-retrievers-duckdb-retriever/ Pypi/Llama-Index-Retrievers-Duckdb-Retriever | GitLab Advisory Database (GLAD) pypillamaindexretrieversduckdb https://duckdb.org/docs/current/operations_manual/securing_duckdb/embedding_duckdb Embedding DuckDB – DuckDB CLI Client The Command Line Interface (CLI) client is intended for interactive use cases and not for embedding. As a result, it has more features that could be... embeddingduckdb https://www.nuget.org/stats/packages/DuckDb?groupby=Version NuGet Gallery | Package Downloads for DuckDb nuget gallerypackagedownloadsduckdb https://motherduck.com/blog/ MotherDuck Blog | DuckDB Tutorials, Tips & Data Engineering Guides Practical DuckDB tutorials, performance tips, and data engineering guides. Learn SQL analytics, work with Parquet files, and build faster data pipelines - from... motherduck blogdata engineeringduckdbtutorialstips https://duckdb.org/docs/current/sql/data_types/map Map Type – DuckDB MAPs are similar to STRUCTs in that they are an ordered list of key-value pairs. However, MAPs do not need to have the same keys present for each row, and thus... maptypeduckdb https://buylibs.com/pascal/duckdb/api/ddb-0.10.1.16-51aa66ab/ddb.UnionValue.html ddb: Record UnionValue | DuckDB Integration for Delphi and Free Pascal | BuyLibs for delphifree pascalddbrecordduckdb https://duckdb.org/docs/current/guides/file_formats/query_parquet Querying Parquet Files – DuckDB To run a query directly on a Parquet file, use the read_parquet function in the FROM clause of a query. SELECT * FROM read_parquet('input.parquet'); The... queryingparquetfilesduckdb https://duckdb.org/docs/current/sql/query_syntax/filter FILTER Clause – DuckDB The FILTER clause may optionally follow an aggregate function in a SELECT statement. This will filter the rows of data that are fed into the aggregate function... filterclauseduckdb https://duckdb.org/news/ Engineering Blog – DuckDB engineering blogduckdb https://duckdb.org/docs/current/data/json/caveats Caveats – DuckDB Equality Comparison Warning Currently, equality comparison of JSON files can differ based on the context. In some cases, it is based on raw text comparison,... caveatsduckdb https://duckdb.org/docs/current/data/appender Appender – DuckDB The Appender can be used to load bulk data into a DuckDB database. It is currently available in the C, C++, Go, Java and Rust APIs. The Appender is tied to a... appenderduckdb https://duckdb.org/everywhere/ DuckDB Everywhere – DuckDB duckdbeverywhere https://duckdb.org/docs/current/clients/c/data_chunk Data Chunks – DuckDB Data chunks represent a horizontal slice of a table. They hold a number of vectors, that can each hold up to the VECTOR_SIZE rows. The vector size can be... datachunksduckdb https://duckdb.org/docs/current/core_extensions/tpch TPC-H Extension – DuckDB The tpch extension implements the data generator and queries for the TPC-H benchmark. Installing and Loading The tpch extension is shipped by default in some... tpchextensionduckdb https://dbquacks.com/tutorial/9 DB Quacks - Interactive SQL & DuckDB Tutorial Master SQL and DuckDB with Duckbert's interactive tutorial! Write real SQL queries, solve progressive challenges, and learn database concepts step-by-step.... dbquacksinteractivesqltutorial https://buylibs.com/pascal/duckdb/api/ddb-0.10.1.16-51aa66ab/ddb.Relation.html ddb: Record Relation | DuckDB Integration for Delphi and Free Pascal | BuyLibs for delphifree pascalddbrecordrelation https://duckdb.org/docs/current/guides/python/execute_sql Executing SQL in Python – DuckDB SQL queries can be executed using the duckdb.sql function. import duckdb duckdb.sql( executingsqlpythonduckdb https://tobilg.com/posts/using-duckdb-to-repartition-parquet-data-in-s3/ Using DuckDB to repartition parquet data in S3 - tobilg.com Feb 26, 2023 - A common task in S3-based Data Lakes is to repartition data, to optimize query patterns and speed. This article describes a serverless solution using DuckDB usingduckdbparquetdata https://duckdb.org/docs/current/guides/python/import_arrow Import from Apache Arrow – DuckDB CREATE TABLE AS and INSERT INTO can be used to create a table from any query. We can then create tables or insert into existing tables by referring to the... import fromapache arrowduckdb https://www.datacamp.com/pl/blog/an-introduction-to-duckdb-what-is-it-and-why-should-you-use-it Introduction to DuckDB: A Guide for Data Analysis | DataCamp Explore DuckDB, the fast, easy-to-use analytics database for Python and R. Learn its key features, use cases, and how it optimizes data analysis tasks. for data analysisintroductionduckdbguidedatacamp https://docs.dagster.io/integrations/libraries/motherduck/dagster-duckdb-pandas dagster-duckdb-pandas library | Dagster Docs dagster-duckdb-pandas library Dagster API | Comprehensive Python API documentation for Dagster, the data orchestration platform. Learn how to build, test, and... dagsterduckdbpandaslibrarydocs https://duckdb.org/docs/current/clients/c/value Values – DuckDB The value class represents a single value of any type. API Reference Overview void duckdb_destroy_value(duckdb_value *value); duckdb_value... valuesduckdb https://central.sonatype.com/artifact/org.duckdb/duckdb_jdbc/1.4.4.0/overview Maven Central: org.duckdb:duckdb_jdbc:1.4.4.0 Discover duckdb_jdbc in the org.duckdb namespace. Explore metadata, contributors, the Maven POM file, and more. maven centralduckdbjdbc https://mcprepository.com/ktanaka101/mcp-server-duckdb mcp-server-duckdb - MCP Server mcp-server-duckdb MCP Server: A DuckDB MCP server mcp serverduckdb https://getbruin.com/ingestion/platforms/copy-data-from-pinterest-to-duckdb/ Pinterest to DuckDB Ingestion | Bruin Learn how to ingest data from Pinterest to DuckDB with a single command using ingestr. Complete tutorial with examples and troubleshooting. pinterestduckdbingestionbruin https://duckdb.org/docs/current/core_extensions/aws AWS Extension – DuckDB The aws extension adds functionality, e.g., authentication, on top of the httpfs extension's S3 capabilities, using the AWS SDK. Installing and Loading The aws... awsextensionduckdb https://duckdb.org/docs/current/sql/data_types/bitstring Bitstring Type – DuckDB Name Aliases Description BITSTRING BIT Variable-length strings of 1s and 0s Bitstrings are strings of 1s and 0s. The bit type data is of variable length. A... bitstringtypeduckdb https://duckdb.org/docs/current/sql/statements/export EXPORT and IMPORT DATABASE Statements – DuckDB The EXPORT DATABASE command allows you to export the contents of the database to a specific directory. The IMPORT DATABASE command allows you to then read the... export and importdatabasestatementsduckdb https://spatialworld.fi/fi/fme-blog-duckdb-llm-reporting/ kysymys-sql-raportti-fme-duckdb - Spatialworld Oy kysymyssqlraporttifmeduckdb https://duckdb.org/docs/current/core_extensions/lance Lance Extension – DuckDB The lance extension adds support for reading and writing Lance tables. Lance is a modern lakehouse format optimized for ML/AI workloads, with native cloud... lanceextensionduckdb https://buylibs.com/pascal/duckdb/api/ddb-0.10.1.16-51aa66ab/ddb.ListType.html ddb: Record ListType | DuckDB Integration for Delphi and Free Pascal | BuyLibs for delphifree pascalddbrecordduckdb https://duckdb.org/docs/current/core_extensions/httpfs/overview httpfs Extension for HTTP and S3 Support – DuckDB The httpfs extension is an autoloadable extension implementing a file system that allows reading remote/writing remote files. For plain HTTP(S), only file... extensionhttpsupportduckdb https://duckdb.org/docs/current/guides/snippets/create_synthetic_data Create Synthetic Data – DuckDB DuckDB allows you to quickly generate synthetic datasets. To do so, you may use: range functions hash functions, e.g., hash, md5, sha256 the Faker Python... synthetic datacreateduckdb https://www.ssp.sh/blog/obsidian-rag-duckdb-sql/ Building an Obsidian RAG with DuckDB and MotherDuck | ssp.sh Feb 13, 2026 - How I built a knowledge assistant on 9000 Obsidian notes using DuckDB as a vector database, MotherDuck WASM for a serverless web app, and what I learned about... buildingobsidianragduckdbmotherduck https://blog.qsliu.dev/tagged/DuckDB/ #DuckDB at qsliu's blog A blog about software engineering, systems programming, databases, and distributed systems. duckdbblog https://notes.billmill.org/NBA_Stats/duckdb-wasm_attempt.html duckdb-wasm attempt - llimllib notes duckdbwasmattemptnotes https://duckdb.org/docs/current/sql/functions/array Array Functions – DuckDB All LIST functions work with the ARRAY data type. Additionally, several ARRAY-native functions are also supported. Array-Native Functions Function Description... array functionsduckdb https://www.blog.brightcoding.dev/2025/09/14/harlequin-the-terminal-native-sql-ide-built-for-duckdb-sqlite-and-beyond/ Harlequin: The Terminal-Native SQL IDE Built for DuckDB, SQLite, and Beyond - BrightCoding TL;DR: Harlequin gives you the convenience of a full-featured SQL IDE schema browser, editable query panes, scrollable results, themes, autocompletion without... https://duckdb.org/docs/current/clients/python/expression Expression API – DuckDB The Expression class represents an instance of an expression. Why Would I Use the Expression API? Using this API makes it possible to dynamically build up... expressionapiduckdb https://deepnote.com/blog/ultimate-guide-to-duckdb-library-in-python Ultimate guide to DuckDB library in Python DuckDB is an open-source, embeddable analytical database engine designed for high-performance SQL queries on local data. ultimate guideduckdblibrarypython https://dux.now/ Dux: Distributed DuckDB-native DataFrames for Elixir DuckDB-native dataframes for Elixir. Lazy pipelines compile to SQL CTEs. DuckDB handles the compute. The BEAM handles distribution. duxdistributedduckdbnativedataframes https://duckdb.org/docs/current/sql/dialect/overview Overview – DuckDB DuckDB's SQL dialect is based on PostgreSQL. DuckDB tries to closely match PostgreSQL's semantics, however, some use cases require slightly different behavior.... overviewduckdb https://duckdb.org/docs/current/data/json/overview JSON Overview – DuckDB DuckDB supports SQL functions that are useful for reading values from existing JSON and creating new JSON data. JSON is supported with the json extension which... jsonoverviewduckdb https://www.dbreunig.com/2025/05/03/duckdb-is-the-most-impactful-geospatial-software-in-a-decade.html DuckDB is Probably the Most Important Geospatial Software of the Last Decade May 3, 2025 - What happens when you embed geospatial capabilities in generalist data tools? More people engaging with geo data. the mostgeospatial softwareduckdbprobably https://duckdb.org/docs/current/data/multiple_files/combining_schemas Combining Schemas – DuckDB Examples Read a set of CSV files combining columns by position: SELECT * FROM read_csv('flights*.csv'); Read a set of CSV files combining columns by name:... combiningschemasduckdb https://duckdb.org/release_calendar Release Calendar – DuckDB release calendarduckdb https://buylibs.com/pascal/duckdb/api/ddb-0.10.1.16-51aa66ab/ddb.EPermissionException.html ddb: Class EPermissionException | DuckDB Integration for Delphi and Free Pascal | BuyLibs for delphifree pascalddbclassduckdb https://duckdb.org/docs/current/dev/building/windows Windows – DuckDB On Windows, DuckDB requires the Microsoft Visual C++ Redistributable package both as a build-time and runtime dependency. Note that unlike the build process on... windowsduckdb https://duckdb.org/docs/current/sql/functions/time Time Functions – DuckDB This section describes functions and operators for examining and manipulating TIME values. Time Operators The table below shows the available mathematical... time functionsduckdb https://duckdb.org/docs/current/core_extensions/postgres PostgreSQL Extension – DuckDB The postgres extension allows DuckDB to directly read and write data from a running PostgreSQL database instance. The data can be queried directly from the... postgresqlextensionduckdb https://www.duckdbstats.com/ DuckDB Stats - Python Package Downloads Real-time analytics dashboard for DuckDB Python package downloads from PyPI, powered by MotherDuck. python packageduckdbstatsdownloads https://duckdb.org/community_extensions/ Community Extensions – DuckDB Community Extensions List of Community contributed open-source DuckDB extension community extensionsduckdb https://endjin.com/blog/duckdb-rise-of-in-process-analytics-understanding-data-singularity DuckDB: the Rise of In-Process Analytics and Data Singularity Mar 29, 2026 - Modern laptops can now handle datasets up to a billion rows, yet 94% of query spending goes on big-data compute that isn't needed. DuckDB brings analytical SQL... analytics and datathe risein processduckdbsingularity https://cdnjs.com/libraries/duckdb-wasm/1.29.1-dev279.0 duckdb-wasm - Libraries - cdnjs - The #1 free and open source CDN built to make life easier for... DuckDB powered by WebAssembly - Simple. Fast. Reliable. Content delivery at its finest. cdnjs is a free and open-source CDN service trusted by over 12.5% of... https://docs.dbpilot.io/connect-duckdb Connect to DuckDB - Docs - DB Pilot connect toduckdbdocspilot https://duckdbsnippets.com/snippets/2/using-the-exclude-function-in-duckdb Using the EXCLUDE() function in DuckDB | DuckDB Snippets Nov 2, 2024 - Tired of copying/pasting many column names to select all columns except a handful? The EXCLUDE() function in SQL allows you to exclude specific columns from... usingexcludefunctionduckdbsnippets https://niklas-heringer.com/research/data-engineering-with-dagster-part-two/ Data Engineering With Dagster - Part Two: Dependencies, DuckDB, and Geo Heatmaps Jan 3, 2026 - Learning to wire assets together, load data into DuckDB, and build heatmaps with real NYC taxi data. data engineeringpart twodagster https://duckdb.org/docs/current/core_extensions/spatial/gdal GDAL Integration – DuckDB The spatial extension integrates the GDAL translator library to read and write spatial data from a variety of geospatial vector file formats. See the... gdal integrationduckdb https://central.sonatype.com/artifact/org.duckdb/duckdb_jdbc Maven Central: org.duckdb:duckdb_jdbc Discover duckdb_jdbc in the org.duckdb namespace. Explore metadata, contributors, the Maven POM file, and more. maven centralduckdbjdbc https://duckdb.org/docs/current/sql/functions/enum Enum Functions – DuckDB This section describes functions and operators for examining and manipulating ENUM values. The examples assume an enum type created as: CREATE TYPE mood AS... enumfunctionsduckdb https://duckdb.org/docs/current/guides/file_formats/read_duckdb Directly Read DuckDB Databases – DuckDB DuckDB allows directly reading DuckDB files through the read_duckdb function: read_duckdb('path_to_database', table_name = 'table_to_read'); Using this... directlyreadduckdbdatabases https://modal.com/docs/examples/s3_bucket_mount Analyze NYC yellow taxi data with DuckDB on Parquet files from S3 | Modal Docs This example shows how to use Modal for a classic data science task: loading table-structured data into cloud stores, analyzing it, and plotting the results. https://motherduck.com/events/ Data Conferences, DuckDB Meetups & MotherDuck Events Find upcoming data conferences, DuckDB meetups, and MotherDuck events worldwide. Join us for in-person and online data analytics and data science events. dataconferencesduckdbmeetupsmotherduck https://tabularis.dev/solutions/duckdb-redis-database-workflows DuckDB and Redis Workflows via Plugins | Tabularis Explore how Tabularis can support DuckDB, Redis, and other extended database workflows through its plugin system and open extensibility model. duckdbredisworkflowsviaplugins