text: """change last_updated_columns_type
  
  Revision ID: e10a938e5801
  Revises: 4e4814bebf31
  Create Date: 2017-10-03 05:56:59.307155
  
  """
  from alembic import op
  import sqlalchemy as sa
  
  
  # revision identifiers, used by Alembic.
  revision = 'e10a938e5801'
  down_revision = '4e4814bebf31'
  branch_labels = None
  depends_on = None
  
  
  def upgrade():
      op.add_column('fort_sightings', sa.Column('updated', sa.Integer, nullable=True))
      op.add_column('pokestops', sa.Column('updated', sa.Integer, nullable=True))
      op.add_column('sightings', sa.Column('updated', sa.Integer, nullable=True))
  
  def downgrade():
      op.drop_column('fort_sightings', 'updated')
      op.drop_column('pokestops', 'updated')
      op.drop_column('sightings', 'updated')
  
  
  