#
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"""
Add index to task_instance table.

Revision ID: 937cbd173ca1
Revises: 4bc4d934e2bc
Create Date: 2023-05-03 11:31:32.527362

"""

from __future__ import annotations

from alembic import op

# revision identifiers, used by Alembic.
revision = "937cbd173ca1"
down_revision = "4bc4d934e2bc"
branch_labels = None
depends_on = None
airflow_version = "2.7.0"


def upgrade():
    """Apply Add index to task_instance table."""
    # We don't add this index anymore because it's not useful.
    pass


def downgrade():
    """Unapply Add index to task_instance table."""
    # At 2.8.1 we removed this index as it is not used, and changed this migration not to add it
    # So we use drop if exists (cus it might not be there)
    from contextlib import suppress

    import sqlalchemy

    with suppress(sqlalchemy.exc.DatabaseError):  # mysql does not support drop if exists index
        op.drop_index("ti_state_incl_start_date", table_name="task_instance", if_exists=True)
