dbt DuckDB

dbt-duckdb from jwills

The dbt-duckdb transformer is a plugin for running SQL-based transformations on data stored in your warehouse.

Getting Started


If you haven't already, follow the initial steps of the Getting Started guide:

  1. Install Meltano
  2. Create your Meltano project

Installation and configuration

  1. Add the dbt-duckdb transformer to your project using
    meltano add
  2. meltano add transformer dbt-duckdb
  3. Configure the dbt-duckdb settings using
    meltano config
  4. meltano config dbt-duckdb set --interactive

Next steps

If you run into any issues, learn how to get help.


This plugin currently has no capabilities defined. If you know the capabilities required by this plugin, please contribute!


Settings for dbt itself can be configured through dbt_project.yml as usual, which can be found at transform/dbt_project.yml in your Meltano project.

The dbt-duckdb settings that are known to Meltano are documented below. To quickly find the setting you're looking for, click on any setting name from the list:

You can override these settings or specify additional ones in your meltano.yml by adding the settings key.

Please consider adding any settings you have defined locally to this definition on MeltanoHub by making a pull request to the YAML file that defines the settings for this plugin.

Projects Directory (project_dir)

  • Environment variable: DBT_DUCKDB_PROJECT_DIR
  • Default Value: $MELTANO_PROJECT_ROOT/transform
[No description provided.]

Profiles Directory (profiles_dir)

  • Environment variable: DBT_DUCKDB_PROFILES_DIR
  • Default Value: $MELTANO_PROJECT_ROOT/transform/profiles/duckdb
[No description provided.]

Path (path)

  • Environment variable: DBT_DUCKDB_PATH

The path on your local filesystem where you would like the DuckDB database file and it's associated write-ahead log to be written.

Schema (schema)

  • Environment variable: DBT_DUCKDB_SCHEMA
  • Default Value: main

Specify the schema to write into.


The dbt-duckdb transformer supports the following commands that can be used with
meltano invoke


  • Equivalent to: build

Will run your models, tests, snapshots and seeds in DAG order.

meltano invoke dbt-duckdb:build [args...]


  • Equivalent to: clean

Delete all folders in the clean-targets list (usually the dbt_modules and target directories.)

meltano invoke dbt-duckdb:clean [args...]


  • Equivalent to: compile

Generates executable SQL from source model, test, and analysis files. Compiled SQL files are written to the target/ directory.

meltano invoke dbt-duckdb:compile [args...]


  • Equivalent to: debug

Debug your DBT project and warehouse connection.

meltano invoke dbt-duckdb:debug [args...]


  • Equivalent to: deps

Pull the most recent version of the dependencies listed in packages.yml

meltano invoke dbt-duckdb:deps [args...]


  • Equivalent to: docs generate

Generate documentation for your project.

meltano invoke dbt-duckdb:docs-generate [args...]


  • Equivalent to: docs serve

Serve documentation for your project. Make sure you ran `docs-generate` first.

meltano invoke dbt-duckdb:docs-serve [args...]


  • Equivalent to: source freshness

Check the freshness of your source data.

meltano invoke dbt-duckdb:freshness [args...]


  • Equivalent to: run

Compile SQL and execute against the current target database.

meltano invoke dbt-duckdb:run [args...]


  • Equivalent to: seed

Load data from csv files into your data warehouse.

meltano invoke dbt-duckdb:seed [args...]


  • Equivalent to: snapshot

Execute snapshots defined in your project.

meltano invoke dbt-duckdb:snapshot [args...]


  • Equivalent to: test

Runs tests on data in deployed models.

meltano invoke dbt-duckdb:test [args...]

Something missing?

This page is generated from a YAML file that you can contribute changes to.

Edit it on GitHub!

Looking for help?

If you're having trouble getting the dbt-duckdb transformer to work, look for an existing issue in its repository, file a new issue, or join the Meltano Slack community and ask for help in the


meltano add transformer dbt-duckdb

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  • Josh Wills

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