qzl
29 lines
643 B
Python
29 lines
643 B
Python
"""drop message currency column for CNY-only ledger
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Revision ID: 202603060002
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Revises: 202603050001
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Create Date: 2026-03-06 16:40:00
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"""
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from __future__ import annotations
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from typing import Sequence, Union
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from alembic import op
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revision: str = "202603060002"
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down_revision: Union[str, Sequence[str], None] = "202603050001"
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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.drop_column("messages", "currency")
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def downgrade() -> None:
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raise RuntimeError(
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"Irreversible migration: messages.currency data was dropped in upgrade()"
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)
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