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prop-data-guard/backend/alembic/versions/004_add_ml_model.py
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hiderfong 6d70520e79 feat: 全量功能模块开发与集成测试修复
- 新增后端模块:Alert、APIAsset、Compliance、Lineage、Masking、Risk、SchemaChange、Unstructured、Watermark
- 新增前端模块页面与API接口
- 新增Alembic迁移脚本(002-014)覆盖全量业务表
- 新增测试数据生成脚本与集成测试脚本
- 修复metadata模型JSON类型导入缺失导致启动失败的问题
- 修复前端Alert/APIAsset页面request模块路径错误
- 更新docker-compose与开发计划文档
2026-04-25 08:51:38 +08:00

38 lines
1.2 KiB
Python

"""Add ml_model_version table
Revision ID: 004
Revises: 003
Create Date: 2026-04-23 15:00:00.000000
"""
from typing import Sequence, Union
from alembic import op
import sqlalchemy as sa
# revision identifiers, used by Alembic.
revision: str = "004"
down_revision: Union[str, None] = "003"
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None
def upgrade() -> None:
op.create_table(
"ml_model_version",
sa.Column("id", sa.Integer(), primary_key=True, index=True),
sa.Column("name", sa.String(100), nullable=False),
sa.Column("model_path", sa.String(500), nullable=False),
sa.Column("vectorizer_path", sa.String(500), nullable=False),
sa.Column("accuracy", sa.Float(), default=0.0),
sa.Column("train_samples", sa.Integer(), default=0),
sa.Column("train_date", sa.DateTime(), default=sa.func.now()),
sa.Column("is_active", sa.Boolean(), default=False),
sa.Column("description", sa.Text(), nullable=True),
sa.Column("created_at", sa.DateTime(), default=sa.func.now()),
)
def downgrade() -> None:
op.drop_table("ml_model_version")