feat: support dbt 1.9 (#313)

.github/workflows/codeql-analysis.yml

@@ -69,7 +69,7 @@ jobs:
 
     - uses: actions/setup-python@v2
       with:
-        python-version: "3.8.x"
+        python-version: "3.9.x"
 
     - name: Install uv
       run: pipx install uv  

.github/workflows/master.yml

@@ -18,7 +18,7 @@ jobs:
 
       - uses: actions/setup-python@v5
         with:
-          python-version: "3.8"
+          python-version: "3.9"
 
       - name: Install uv
         run: pipx install uv

.github/workflows/pull_request.yml

@@ -13,7 +13,7 @@ jobs:
 
       - uses: actions/setup-python@v5
         with:
-          python-version: "3.8"
+          python-version: "3.9"
 
       - name: Install uv
         run: pipx install uv

dbtmetabase/manifest.py

@@ -49,6 +49,8 @@
 
 # Foreign key constraint: "schema.model (column)" / "model (column)"
 _CONSTRAINT_FK_PARSER = re.compile(r"(?P<model>.+)\s+\((?P<column>.+)\)")
+# Ref parser: "ref('model')"
+_REF_PARSER = re.compile(r"ref\('(?P<model>.+)'\)")
 
 
 class Manifest:
@@ -290,17 +292,33 @@ def _set_column_relationship(
                     column.semantic_type = "type/PK"
 
             elif constraint["type"] == "foreign_key":
-                constraint_expr = constraint.get("expression", "")
-                constraint_fk = _CONSTRAINT_FK_PARSER.search(constraint_expr)
-                if constraint_fk:
-                    fk_target_table = constraint_fk.group("model")
-                    fk_target_field = constraint_fk.group("column")
-                else:
-                    _logger.warning(
-                        "Unparsable '%s' foreign key constraint: %s",
-                        column.name,
-                        constraint_expr,
-                    )
+                # Constraint: expression
+                if constraint_expr := constraint.get("expression"):
+                    constraint_fk = _CONSTRAINT_FK_PARSER.search(constraint_expr)
+                    if constraint_fk:
+                        fk_target_table = constraint_fk.group("model")
+                        fk_target_field = constraint_fk.group("column")
+                    else:
+                        _logger.warning(
+                            "Unparsable '%s' foreign key constraint: %s",
+                            column.name,
+                            constraint_expr,
+                        )
+
+                # Constraint: to + to_columns
+                elif constraint_to := constraint.get("to"):
+                    constraint_fk = _REF_PARSER.search(constraint_to)
+                    constraint_to_columns = constraint.get("to_columns", [])
+                    if constraint_fk and len(constraint_to_columns) == 1:
+                        fk_target_table = constraint_fk.group("model")
+                        fk_target_field = constraint_to_columns[0]
+                    else:
+                        _logger.warning(
+                            "Unparsable '%s' foreign key constraint: %s, %s",
+                            column.name,
+                            constraint_to,
+                            constraint_to_columns,
+                        )
 
         # Precedence 3: Meta fields
         meta = manifest_column.get("meta", {})

pyproject.toml

@@ -6,7 +6,7 @@ build-backend = "setuptools.build_meta"
 name = "dbt-metabase"
 description = "dbt + Metabase integration."
 readme = "README.md"
-requires-python = ">=3.8"
+requires-python = ">=3.9"
 dependencies = [
     "PyYAML>=5.4.1",
     "requests>=2.26.0",
@@ -51,7 +51,7 @@ dev-dependencies = [
     "mypy>=1.7.1",
     "pytest>=8.3.1",
     "molot~=1.0.0",
-    "dbt-postgres~=1.8.1",
+    "dbt-postgres~=1.9.0",
     "python-dotenv~=1.0.1",
     "types-requests",
     "types-PyYAML",

sandbox/models/schema.yml

@@ -110,7 +110,8 @@ models:
         description: Foreign key to the orders table
         constraints:
           - type: foreign_key
-            expression: orders (order_id)
+            to: ref('orders')
+            to_columns: [order_id]
         data_tests:
           - not_null