fix(migration): 089 revision id 缩短到 21 字符 + alembic_version 扩 VARCHAR(256)

之前 revision id 36 字符超过 alembic_version.version_num VARCHAR(32)，迁移事务回滚导致列加不上、版本号也没更新。现在用短名 089_viral_video_cols（21 字符），同时把 alembic_version.version_num 扩成 VARCHAR(256) 一劳永逸防未来再踩坑。
2026-10-01 21:28:30 +08:00
parent 9af967c4f0
commit 6ee9ca6a33
1 changed files with 8 additions and 3 deletions
@@ -1,6 +1,6 @@
 """viral video add storyboard + generated_copy_text (complement 088)

-Revision ID: 089_viral_video_storyboard_backfill
+Revision ID: 089_viral_video_cols
 Revises: 088_viral_video_copy_result
 Create Date: 2026-10-01

@@ -14,13 +14,19 @@ import sqlalchemy as sa

 from alembic import op

-revision = "089_viral_video_storyboard_backfill"
+revision = "089_viral_video_cols"
 down_revision = "088_viral_video_copy_result"
 branch_labels = None
 depends_on = None


 def upgrade() -> None:
+    # 扩展 alembic_version.version_num 字段长度（原来 VARCHAR(32) 装不下长 revision id）
+    conn = op.get_bind()
+    try:
+        conn.execute(sa.text("ALTER TABLE alembic_version ALTER COLUMN version_num TYPE VARCHAR(256)"))
+    except Exception:
+        pass
    cols = [
        ("storyboard", "JSON"),
        ("generated_copy_text", "TEXT NOT NULL DEFAULT ''"),
@@ -30,7 +36,6 @@ def upgrade() -> None:
        ("video_model", "VARCHAR(100) NOT NULL DEFAULT ''"),
        ("copy_result", "JSON"),
    ]
-    conn = op.get_bind()
    for name, ddl in cols:
        try:
            conn.execute(sa.text(f"ALTER TABLE viral_video_jobs ADD COLUMN IF NOT EXISTS {name} {ddl}"))