50 lines
1.3 KiB
Python
50 lines
1.3 KiB
Python
"""add system settings
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Revision ID: 20260623_0004
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Revises: 20260609_0003
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Create Date: 2026-06-23
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"""
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from datetime import datetime
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from typing import Sequence, Union
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from alembic import op
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import sqlalchemy as sa
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revision: str = "20260623_0004"
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down_revision: Union[str, None] = "20260609_0003"
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branch_labels: Union[str, Sequence[str], None] = None
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depends_on: Union[str, Sequence[str], None] = None
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def upgrade() -> None:
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op.create_table(
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"system_settings",
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sa.Column("key", sa.String(length=128), nullable=False),
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sa.Column("value", sa.Text(), nullable=False),
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sa.Column("description", sa.String(length=255), nullable=True),
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sa.Column("updated_at", sa.DateTime(), nullable=False),
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sa.PrimaryKeyConstraint("key"),
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)
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op.bulk_insert(
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sa.table(
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"system_settings",
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sa.column("key", sa.String),
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sa.column("value", sa.Text),
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sa.column("description", sa.String),
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sa.column("updated_at", sa.DateTime),
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),
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[
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{
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"key": "pdf_generation_concurrency_limit",
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"value": "2",
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"description": "PDF证书同时生成数量限制",
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"updated_at": datetime.utcnow(),
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}
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],
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)
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def downgrade() -> None:
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op.drop_table("system_settings")
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