index for created_at for multiple tables (#3526)

alembic/versions/2025_09_25_1503-e0ccabc005af_add_created_at_index_for_multiple_tables.py

@@ -0,0 +1,43 @@
+"""add created_at index for multiple tables
+
+Revision ID: e0ccabc005af
+Revises: 4925c34e8d58
+Create Date: 2025-09-25 15:03:25.567938+00:00
+
+"""
+
+from typing import Sequence, Union
+
+from alembic import op
+
+# revision identifiers, used by Alembic.
+revision: str = "e0ccabc005af"
+down_revision: Union[str, None] = "4925c34e8d58"
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.create_index(
+        "ix_observer_cruises_org_created_at", "observer_cruises", ["organization_id", "created_at"], unique=False
+    )
+    op.create_index(
+        "ix_observer_thoughts_org_created_at", "observer_thoughts", ["organization_id", "created_at"], unique=False
+    )
+    op.create_index("ix_task_runs_org_created_at", "task_runs", ["organization_id", "created_at"], unique=False)
+    op.create_index("ix_totp_codes_org_created_at", "totp_codes", ["organization_id", "created_at"], unique=False)
+    op.create_index(
+        "ix_workflow_run_blocks_org_created_at", "workflow_run_blocks", ["organization_id", "created_at"], unique=False
+    )
+    # ### end Alembic commands ###
+
+
+def downgrade() -> None:
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_index("ix_workflow_run_blocks_org_created_at", table_name="workflow_run_blocks")
+    op.drop_index("ix_totp_codes_org_created_at", table_name="totp_codes")
+    op.drop_index("ix_task_runs_org_created_at", table_name="task_runs")
+    op.drop_index("ix_observer_thoughts_org_created_at", table_name="observer_thoughts")
+    op.drop_index("ix_observer_cruises_org_created_at", table_name="observer_cruises")
+    # ### end Alembic commands ###