text: """add_limiting_factor_column_to_query_model.py
  
  Revision ID: d416d0d715cc
  Revises: 19e978e1b9c3
  Create Date: 2021-04-16 17:38:40.342260
  
  """
  
  # revision identifiers, used by Alembic.
  revision = "d416d0d715cc"
  down_revision = "19e978e1b9c3"
  
  import sqlalchemy as sa
  from alembic import op
  
  
  def upgrade():
      with op.batch_alter_table("query") as batch_op:
          batch_op.add_column(
              sa.Column("limiting_factor", sa.VARCHAR(255), server_default="UNKNOWN",)
          )
  
  
  def downgrade():
      with op.batch_alter_table("query") as batch_op:
          batch_op.drop_column("limiting_factor")
  