An elegant user experience is a key design goal of DuckDB. This goal guides much of DuckDB’s architecture: it is simple to install, seamless to inte

Friendlier SQL with DuckDB

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2022-05-12 15:00:09

An elegant user experience is a key design goal of DuckDB. This goal guides much of DuckDB’s architecture: it is simple to install, seamless to integrate with other data structures like Pandas, Arrow, and R Dataframes, and requires no dependencies. Parallelization occurs automatically, and if a computation exceeds available memory, data is gracefully buffered out to disk. And of course, DuckDB’s processing speed makes it easier to get more work accomplished.

However, SQL is not famous for being user-friendly. DuckDB aims to change that! DuckDB includes both a Relational API for dataframe-style computation, and a highly Postgres-compatible version of SQL. If you prefer dataframe-style computation, we would love your feedback on our roadmap. If you are a SQL fan, read on to see how DuckDB is bringing together both innovation and pragmatism to make it easier to write SQL in DuckDB than anywhere else. Please reach out on GitHub or Discord and let us know what other features would simplify your SQL workflows. Join us as we teach an old dog new tricks!

A traditional SQL SELECT query requires that requested columns be explicitly specified, with one notable exception: the * wildcard. SELECT * allows SQL to return all relevant columns. This adds tremendous flexibility, especially when building queries on top of one another. However, we are often interested in almost all columns. In DuckDB, simply specify which columns to EXCLUDE:

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