v2.3.11A

Author: KanoCifer

backend/alembic/versions/5cb9cd4a3963_change_browser_field_to_text.py

@@ -0,0 +1,38 @@
+"""change browser field to text
+
+Revision ID: 5cb9cd4a3963
+Revises: 29a89d120d61
+Create Date: 2026-03-22 19:23:25.863693
+
+"""
+from typing import Sequence, Union
+
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision: str = '5cb9cd4a3963'
+down_revision: Union[str, Sequence[str], None] = '29a89d120d61'
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+    """Upgrade schema."""
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.alter_column('visitor_track', 'browser',
+               existing_type=sa.VARCHAR(length=255),
+               type_=sa.Text(),
+               existing_nullable=False)
+    # ### end Alembic commands ###
+
+
+def downgrade() -> None:
+    """Downgrade schema."""
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.alter_column('visitor_track', 'browser',
+               existing_type=sa.Text(),
+               type_=sa.VARCHAR(length=255),
+               existing_nullable=False)
+    # ### end Alembic commands ###

backend/app/models/models.py

@@ -257,7 +257,7 @@ class VisitorTrack(Base):
     page_url: Mapped[str] = mapped_column(String(200))
     page_path: Mapped[str] = mapped_column(String(200))
     referrer: Mapped[str | None] = mapped_column(String(200), nullable=True)
-    browser: Mapped[str] = mapped_column(String(255))
+    browser: Mapped[str] = mapped_column(Text)  # User Agent 可能很长
     screen_resolution: Mapped[str] = mapped_column(String(100))
     language: Mapped[str] = mapped_column(String(50))
     ip_address: Mapped[str] = mapped_column(String(100), index=True)