"""Add extra message Revision ID: 4e94c0b08ed Revises: 42709384216 Create Date: 2015-06-24 21:42:41.466973 """ # revision identifiers, used by Alembic. revision = '4e94c0b08ed' down_revision = '42709384216' from alembic import op import sqlalchemy as sa from sqlalchemy.dialects import mysql def upgrade(): ### commands auto generated by Alembic - please adjust! ### op.add_column('order_item', sa.Column('extra', sa.String(length=254), nullable=True)) ### end Alembic commands ### def downgrade(): ### commands auto generated by Alembic - please adjust! ### op.drop_column('order_item', 'extra') ### end Alembic commands ###