Fix: dbt manifest parsing issue (#18930)

ingestion/src/metadata/ingestion/source/database/dbt/constants.py

@@ -22,6 +22,14 @@ REQUIRED_MANIFEST_KEYS = ["name", "schema", "resource_type"]
 # Based on https://schemas.getdbt.com/dbt/catalog/v1.json
 REQUIRED_CATALOG_KEYS = ["name", "type", "index"]
 
+REQUIRED_CONSTRAINT_KEYS = [
+    "type",
+    "name",
+    "expression",
+    "warn_unenforced",
+    "warn_unsupported",
+]
+
 REQUIRED_RESULTS_KEYS = {
     "status",
     "timing",

ingestion/src/metadata/ingestion/source/database/dbt/dbt_service.py

@@ -38,6 +38,7 @@ from metadata.ingestion.models.topology import (
 )
 from metadata.ingestion.source.database.database_service import DataModelLink
 from metadata.ingestion.source.database.dbt.constants import (
+    REQUIRED_CONSTRAINT_KEYS,
     REQUIRED_NODE_KEYS,
     REQUIRED_RESULTS_KEYS,
 )
@@ -182,6 +183,20 @@ class DbtServiceSource(TopologyRunnerMixin, Source, ABC):
                 ]
                 for key in keys_to_delete:
                     del value[key]
+                if value.get("columns"):
+                    for col_name, value in value[
+                        "columns"
+                    ].items():  # pylint: disable=unused-variable
+                        if value.get("constraints"):
+                            keys_to_delete = [
+                                key
+                                for key in value
+                                if key.lower() not in REQUIRED_CONSTRAINT_KEYS
+                            ]
+                            for key in keys_to_delete:
+                                del value[key]
+                        else:
+                            value["constraints"] = None
 
     def remove_run_result_non_required_keys(self, run_results: List[dict]):
         """