content: """Increase pipeline spec field length [0e4735b23577].
  
  Revision ID: 0e4735b23577
  Revises: 0.41.0
  Create Date: 2023-07-17 11:34:43.392096
  
  """
  
  import sqlalchemy as sa
  from alembic import op
  from sqlalchemy.dialects.mysql import MEDIUMTEXT
  
  # revision identifiers, used by Alembic.
  revision = "0e4735b23577"
  down_revision = "0.41.0"
  branch_labels = None
  depends_on = None
  
  
  def upgrade() -> None:
      """Upgrade database schema and/or data, creating a new revision."""
      # ### commands auto generated by Alembic - please adjust! ###
  
      with op.batch_alter_table("pipeline", schema=None) as batch_op:
          batch_op.alter_column(
              "spec",
              existing_type=sa.TEXT(),
              type_=sa.String(length=16777215).with_variant(MEDIUMTEXT, "mysql"),
              existing_nullable=False,
          )
  
      # ### end Alembic commands ###
  
  
  def downgrade() -> None:
      """Downgrade database schema and/or data back to the previous revision."""
      # ### commands auto generated by Alembic - please adjust! ###
  
      with op.batch_alter_table("pipeline", schema=None) as batch_op:
          batch_op.alter_column(
              "spec",
              existing_type=sa.String(length=16777215),
              type_=sa.TEXT(),
              existing_nullable=False,
          )
  
      # ### end Alembic commands ###
  