airbnb/caravel

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# to you under the Apache License, Version 2.0 (the
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#
#   http://www.apache.org/licenses/LICENSE-2.0
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"""position_json

Revision ID: 1a1d627ebd8e
Revises: 0c5070e96b57
Create Date: 2018-08-13 11:30:07.101702

"""

import sqlalchemy as sa
from alembic import op

from superset.utils.core import MediumText

# revision identifiers, used by Alembic.
revision = "1a1d627ebd8e"
down_revision = "0c5070e96b57"


def upgrade():
    with op.batch_alter_table("dashboards") as batch_op:
        batch_op.alter_column(
            "position_json",
            existing_type=sa.Text(),
            type_=MediumText(),
            existing_nullable=True,
        )


def downgrade():
    with op.batch_alter_table("dashboards") as batch_op:
        batch_op.alter_column(
            "position_json",
            existing_type=MediumText(),
            type_=sa.Text(),
            existing_nullable=True,
        )