def downgrade():
# ### commands auto generated by Alembic - please adjust! ###
op.create_table('dataset_to_discovery',
sa.Column('dataset_id', mysql.INTEGER(display_width=11), autoincrement=False, nullable=True),
sa.Column('discovery_id', mysql.INTEGER(display_width=11), autoincrement=False, nullable=True),
sa.ForeignKeyConstraint(['dataset_id'], [u'dataset.id'], name=u'dataset_to_discovery_ibfk_1'),
sa.ForeignKeyConstraint(['discovery_id'], [u'discovery.id'], name=u'dataset_to_discovery_ibfk_2'),
mysql_default_charset=u'utf8',
mysql_engine=u'InnoDB'
)
# ### end Alembic commands ###
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