From 309e9b588ba635432d2aac3ccabcf2f003c73c16 Mon Sep 17 00:00:00 2001
From: wizardchen <wizardchen@tencent.com>
Date: Thu, 18 Dec 2025 19:48:30 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20=E5=BC=BA=E5=88=B6=E7=A7=BB=E9=99=A4know?=
 =?UTF-8?q?ledge=5Fbases=E8=A1=A8=E4=B8=AD=E7=9A=84=E5=8E=86=E5=8F=B2vlm?=
 =?UTF-8?q?=5Fmodel=5Fid=E5=AD=97=E6=AE=B5?=
MIME-Version: 1.0
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---
 .../versioned/000004_drop_vlm_model_id.down.sql      | 12 ++++++++++++
 migrations/versioned/000004_drop_vlm_model_id.up.sql | 12 ++++++++++++
 2 files changed, 24 insertions(+)
 create mode 100644 migrations/versioned/000004_drop_vlm_model_id.down.sql
 create mode 100644 migrations/versioned/000004_drop_vlm_model_id.up.sql

diff --git a/migrations/versioned/000004_drop_vlm_model_id.down.sql b/migrations/versioned/000004_drop_vlm_model_id.down.sql
new file mode 100644
index 000000000..2cb7309b3
--- /dev/null
+++ b/migrations/versioned/000004_drop_vlm_model_id.down.sql
@@ -0,0 +1,12 @@
+-- Migration: drop_vlm_model_id (rollback)
+-- Description: Re-add vlm_model_id column to knowledge_bases table
+
+DO $$ 
+BEGIN
+    RAISE NOTICE '[Migration 000004 Rollback] Re-adding vlm_model_id column to knowledge_bases table...';
+    
+    -- Re-add vlm_model_id column (nullable to avoid issues)
+    ALTER TABLE knowledge_bases ADD COLUMN IF NOT EXISTS vlm_model_id VARCHAR(64);
+    
+    RAISE NOTICE '[Migration 000004 Rollback] vlm_model_id column re-added successfully';
+END $$;
diff --git a/migrations/versioned/000004_drop_vlm_model_id.up.sql b/migrations/versioned/000004_drop_vlm_model_id.up.sql
new file mode 100644
index 000000000..02c16b05a
--- /dev/null
+++ b/migrations/versioned/000004_drop_vlm_model_id.up.sql
@@ -0,0 +1,12 @@
+-- Migration: drop_vlm_model_id
+-- Description: Drop vlm_model_id column from knowledge_bases table (field moved to vlm_config JSON)
+
+DO $$ 
+BEGIN
+    RAISE NOTICE '[Migration 000004] Dropping vlm_model_id column from knowledge_bases table...';
+    
+    -- Drop vlm_model_id column if exists (this field was moved to vlm_config JSON)
+    ALTER TABLE knowledge_bases DROP COLUMN IF EXISTS vlm_model_id;
+    
+    RAISE NOTICE '[Migration 000004] vlm_model_id column dropped successfully';
+END $$;