"""accept deterministic Fabric snapshot-set revisions

Revision ID: b5e6f7a8c9d0
Revises: a4d5e6f7b8c9
"""

from alembic import op
import sqlalchemy as sa


revision = "b5e6f7a8c9d0"
down_revision = "a4d5e6f7b8c9"
branch_labels = None
depends_on = None


def upgrade() -> None:
    op.alter_column(
        "fabric_graph_imports",
        "source_commit",
        existing_type=sa.String(length=80),
        type_=sa.String(length=255),
        existing_nullable=True,
    )


def downgrade() -> None:
    op.alter_column(
        "fabric_graph_imports",
        "source_commit",
        existing_type=sa.String(length=255),
        type_=sa.String(length=80),
        existing_nullable=True,
        postgresql_using="left(source_commit, 80)",
    )