Merge pull request #335 from tinybirdco/add_insertion_date

Explicitly add `insertion_date`

Author: rbarbadillo

add_column_BQ_ds/README.md

@@ -30,4 +30,4 @@ To keep your `main` branch in sync with this, you can follow these steps:
 2. Execute `tb pull --force` with a CLI version >= 5.0.0.
 3. Commit and merge the changes.
 
-[Pull Request #3](TODO)
+[Pull Request #3](https://github.com/tinybirdco/use-case-examples/pull/335)

add_column_BQ_ds/datasources/bq_nullable.datasource

@@ -3,7 +3,8 @@ DESCRIPTION >
 
 SCHEMA >
     `country_code` Nullable(String),
-    `project` Nullable(String)
+    `project` Nullable(String),
+    `insertion_date` DateTime DEFAULT now()
 
 ENGINE "MergeTree"
 ENGINE_PARTITION_KEY "toYear(insertion_date)"