28 lines
768 B
Python
28 lines
768 B
Python
"""add description to classification concept
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Revision ID: 1f4ba75eaa35
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Revises: f1a2b3c4d5e6
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Create Date: 2026-04-21 20:55:04.259655
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"""
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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 identifiers, used by Alembic.
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revision: str = '1f4ba75eaa35'
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down_revision: Union[str, Sequence[str], None] = 'f1a2b3c4d5e6'
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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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"""Upgrade schema."""
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op.add_column('classification_concepts', sa.Column('description', sa.String(length=255), nullable=True), schema='a76')
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def downgrade() -> None:
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"""Downgrade schema."""
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op.drop_column('classification_concepts', 'description', schema='a76')
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