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SQLMesh

1Backwards-compatible 2dbt 3alternative 4for 5data 6transformation

the six Ws · specification

W1 Who

Data engineers who manage SQL transformation pipelines and want faster iteration than dbt provides.

W2 What

A scalable data transformation framework that is backwards compatible with dbt projects and adds virtual data environments, automatic column-level lineage, and built-in testing.

W3 Where

Runs as a CLI and Python library against warehouses like Snowflake, BigQuery, Databricks, and DuckDB.

W4 When

Use when a dbt-based pipeline needs cheaper, faster environment previews or stronger change-impact analysis before deploying.

W5 Why

It reduces the cost and risk of iterating on SQL transformations by virtualizing environments instead of rebuilding tables.

W6 With

Interoperates with existing dbt projects and common cloud data warehouses via SQLGlot for dialect translation.

W7 Watch

Open source, Apache 2.0 licensed, maintained by Tobiko Data with an optional paid managed offering.

alternatives

works with

data transformationdbt alternativesqlvirtual data environmentsci/cd for data

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