def METHOD_NAME() -> None:
    """Downgrade database bind ''."""
    with op.batch_alter_table('shortlink', schema=None) as batch_op:
        batch_op.alter_column(
            'url',
            existing_type=sa.Unicode(),
            type_=sa.UnicodeText(),
            existing_nullable=False,
        )
    with op.batch_alter_table('session', schema=None) as batch_op:
        batch_op.alter_column(
            'banner_image_url',
            existing_type=sa.Unicode(),
            type_=sa.UnicodeText(),
            existing_nullable=True,
        )
    with op.batch_alter_table('project', schema=None) as batch_op:
        batch_op.alter_column(
            'hasjob_embed_url',
            existing_type=sa.Unicode(),
            type_=sa.UnicodeText(),
            existing_nullable=True,
        )
        batch_op.alter_column(
            'banner_video_url',
            existing_type=sa.Unicode(),
            type_=sa.UnicodeText(),
            existing_nullable=True,
        )
        batch_op.alter_column(
            'buy_tickets_url',
            existing_type=sa.Unicode(),
            type_=sa.UnicodeText(),
            existing_nullable=True,
        )
        batch_op.alter_column(
            'bg_image',
            existing_type=sa.Unicode(),
            type_=sa.UnicodeText(),
            existing_nullable=True,
        )
        batch_op.alter_column(
            'website',
            existing_type=sa.Unicode(),
            type_=sa.UnicodeText(),
            existing_nullable=True,
        )
    with op.batch_alter_table('profile', schema=None) as batch_op:
        batch_op.alter_column(
            'banner_image_url',
            existing_type=sa.Unicode(),
            type_=sa.UnicodeText(),
            existing_nullable=True,
        )
        batch_op.alter_column(
            'logo_url',
            existing_type=sa.Unicode(),
            type_=sa.UnicodeText(),
            existing_nullable=True,
        )
        batch_op.alter_column(
            'website',
            existing_type=sa.Unicode(),
            type_=sa.UnicodeText(),
            existing_nullable=True,
        )