From ddf6b28f396f5b72e8814e99e3b24a30dc279de8 Mon Sep 17 00:00:00 2001
From: notrogue <not.rogue@gmail.com>
Date: Sun, 27 Apr 2025 13:12:57 +0900
Subject: [PATCH] add description/columns to ModelNodeArgs so that plugins
 ingest them

---
 .changes/unreleased/Under the Hood-20250429-131931.yaml | 6 ++++++
 core/dbt/contracts/graph/node_args.py                   | 5 ++++-
 core/dbt/contracts/graph/nodes.py                       | 2 ++
 3 files changed, 12 insertions(+), 1 deletion(-)
 create mode 100644 .changes/unreleased/Under the Hood-20250429-131931.yaml

diff --git a/.changes/unreleased/Under the Hood-20250429-131931.yaml b/.changes/unreleased/Under the Hood-20250429-131931.yaml
new file mode 100644
index 00000000000..e2ab7b5c80a
--- /dev/null
+++ b/.changes/unreleased/Under the Hood-20250429-131931.yaml	
@@ -0,0 +1,6 @@
+kind: Under the Hood
+body: Add description/columns to external ExternalNode so that plugins ingest description/columns
+time: 2025-04-29T13:19:31.737607807+09:00
+custom:
+    Author: toukoudo
+    Issue: "11527"
diff --git a/core/dbt/contracts/graph/node_args.py b/core/dbt/contracts/graph/node_args.py
index d402b0999d4..aa472b24dab 100644
--- a/core/dbt/contracts/graph/node_args.py
+++ b/core/dbt/contracts/graph/node_args.py
@@ -1,8 +1,9 @@
 from dataclasses import dataclass, field
 from datetime import datetime, timezone
-from typing import List, Optional
+from typing import Dict, List, Optional
 
 from dbt.artifacts.resources import NodeVersion
+from dbt.artifacts.resources.v1.components import ColumnInfo
 from dbt.node_types import AccessType, NodeType
 
 
@@ -17,6 +18,8 @@ class ModelNodeArgs:
     version: Optional[NodeVersion] = None
     latest_version: Optional[NodeVersion] = None
     deprecation_date: Optional[datetime] = None
+    description: str = ""
+    columns: Dict[str, ColumnInfo] = field(default_factory=dict)
     access: Optional[str] = AccessType.Protected.value
     generated_at: datetime = field(
         default_factory=lambda: datetime.now(timezone.utc).replace(tzinfo=None)
diff --git a/core/dbt/contracts/graph/nodes.py b/core/dbt/contracts/graph/nodes.py
index 6ae96084f3a..2ee60f85808 100644
--- a/core/dbt/contracts/graph/nodes.py
+++ b/core/dbt/contracts/graph/nodes.py
@@ -507,6 +507,7 @@ def from_args(cls, args: ModelNodeArgs) -> "ModelNode":
             schema=args.schema,
             alias=args.identifier,
             deprecation_date=args.deprecation_date,
+            description=args.description,
             checksum=FileHash.from_contents(f"{unique_id},{args.generated_at}"),
             access=AccessType(args.access),
             original_file_path="",
@@ -514,6 +515,7 @@ def from_args(cls, args: ModelNodeArgs) -> "ModelNode":
             unrendered_config=unrendered_config,
             depends_on=DependsOn(nodes=args.depends_on_nodes),
             config=ModelConfig(enabled=args.enabled),
+            columns=args.columns,
         )
 
     @property