dbt 0.9.0
This release focuses on improvements to macros, materializations, and package management. Check out the blog post to learn more about what's possible in this new version of dbt.
Installation
Full installation instructions for macOS, Windows, and Linux can be found here. If you use Windows or Linux, installation works the same as with previous versions of dbt. If you use macOS and Homebrew to install dbt, note that installation instructions have changed:
macOS Installation Instructions
brew update
brew tap fishtown-analytics/dbt
brew install dbtOverview
- More powerful macros and materializations
- Custom model schemas
- BigQuery improvements
- Bugfixes
- Documentation (0.9.0 docs can be found here)
Breaking Changes
adapterfunctions must be namespaced to theadaptercontext variable. To fix this error, useadapter.already_existsinstead of justalready_exists, or similar for other adapter functions.
Bugfixes
Changes
- use
adapter,ref, andvarinside of macros (#466) - Build custom tests and materializations in dbt packages (#466)
- Support pre- and post- hooks that run outside of a transaction (#510)
- Support table materializations for BigQuery (#507)
- Support querying external data sources in BigQuery (#507)
- Override which schema models are materialized in (#522) (docs)
- Make
{{ ref(...) }}return the same type of object as{{ this }}(#530) - Replace schema test CTEs with subqueries to speed them up for Postgres (#536) (@ronnyli)
- Bump Snowflake dependency, remove pyasn1 (#570)
Documentation
- Document how to create a package
- Document how to make a materialization
- Document how to make custom schema tests
- Document how to use hooks to vacuum
- Document all context variables
New Contributors
And one more thing
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