Unlike other resource types, tests can also be selectedindirectly. If a selection method or operator includes a test's parent(s), the test will also be selected.See belowfor more details. Test selection is powerful, and we know it can be tricky. To that end, we've included lots of ex...
通过示例来学习使用dbt 最好的学习方式莫过于:Learn By Examples了。dbt官方提供了一个很好的tutorial,来让初学者方便领略dbt的使用场景。 https://docs.getdbt.com/tutorial/setting-updocs.getdbt.com/tutorial/setting-up 具体细节就不再赘述,只介绍几个关键点。 dbt是一个使用Python语言编写的软件,有两个...
Data test configurations Test selection examples important From dbt v1.8, "tests" are now called "data tests" to disambiguate fromunit tests. The YAML keytests:is still supported as an alias fordata_tests:. Refer toNewdata_tests:syntaxfor more information. ...
Adata modelis an organized design of how the data of entities in a database are related to each other. Some examples of common data model architectures areData VaultandData Mesh. Adbt modelcan be thought of as a blueprint of a table or view that represents entities in a database. It i...
dbt_custom_adapter: opendbt.examples.DuckDBAdapterV2Custom # 自定义的 dbt 适配器, 使用 DuckDBAdapterV2Custom 步骤三:创建一个执行Python代码的dbt宏 接下来,我们将创建一个名为execute_python.sql的 dbt 宏。此宏将把编译后的 Python 代码传递给我们在自定义适配器中新增的方法。参见完整宏代码 ...
Here are some examples: Use Jinja to create variables in model files: {% set status = 'active' %} -- Define a variable SELECT * FROM customers WHERE status = {{ status }}; Powered By Define variables in model configuration files using the config object. If we have models/model_...
Inside this demo project, we can issue dbt commands to run parts of the project. The demo project contains examples for: generating fake data, tests, seeds, sources, view models & incremental table models. To run the seeds, use: dbt seed ...
Examples: Input: orders | size | color | |---|---| | S | red | | S | blue | | S | red | | M | red | select size, {{ dbt_utils.pivot( 'color', dbt_utils.get_column_values(ref('orders'), 'color') ) }} from {{ ref('orders') }} group by size Output: | size...
Additionally, you can even create specific rules to test against, and you can perform tests on both the model and the project levels.Documentation –dbt auto-generates documentation for data models, ensuring that team members and stakeholders all understand the data lineage and model definitions in...
Data team structure examples Contained in this section are a handful of stories of how data teams have walked this path over the past few years, to help you answer questions like: How do you divide roles & responsibilities betweenanalytics engineers, analysts + data engineers?