358d9bf8f69a_.py 文件源码

def upgrade():
    ### commands auto generated by Alembic - please adjust! ###
    op.alter_column('episode', 'title',
               existing_type=sa.VARCHAR(),
               nullable=False)
    op.create_index(op.f('ix_episode_link'), 'episode', ['link'], unique=True)
    op.drop_constraint('episode_link_key', 'episode', type_='unique')
    ### end Alembic commands ###