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Apr 22, 2026
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feat(database): extend work_order schema with new columns and widen s… #59

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39 changes: 34 additions & 5 deletions backend/infrastructure/database/migrations/versions/007_aria_kb_workorder_extension.up.sql
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Original file line number Diff line number Diff line change
@@ -1,15 +1,21 @@
-- ============================================
-- ARIA — KB + Work Order extension (M1.1)
-- ARIA — KB + Work Order extension (M1.1 + M1.2)
--
-- Brings equipment_kb in line with the agent + frontend contract decided in
-- technical.md §2.4 : structured_data is the single source of truth for KB
-- content (Pydantic EquipmentKB blob). The 3 legacy jsonb columns are
-- superseded and dropped.
-- Brings equipment_kb + work_order in line with the agent + frontend contract
-- decided in technical.md §2.4.
-- - equipment_kb: structured_data is the single source of truth for KB
-- content (Pydantic EquipmentKB blob). The 3 legacy jsonb columns are
-- superseded and dropped.
-- - work_order: carry agent outputs (RCA summary from Investigator,
-- structured recommendations from Work Order Generator, provenance flag,
-- anomaly timestamp). The status CHECK is widened to cover the
-- detected → analyzed → open → in_progress → completed flow.
--
-- Scope of this file:
-- - equipment_kb: drop 3 legacy columns, add 5 new columns
-- - re-seed P-02 Grundfos CR 32-2 with a valid structured_data blob
-- (seed lives here because it depends on columns added above)
-- - work_order: add 4 new columns + widen status CHECK
-- ============================================
-- ============================================
-- equipment_kb — drop legacy jsonb columns (replaced by structured_data)
Expand Down Expand Up @@ -57,3 +63,26 @@ WHERE
ON CONFLICT (cell_id)
DO NOTHING;

-- ============================================
-- work_order — new columns for agent outputs
-- ============================================
ALTER TABLE work_order
ADD COLUMN rca_summary text,
ADD COLUMN recommended_actions jsonb,
ADD COLUMN generated_by_agent boolean NOT NULL DEFAULT FALSE,
ADD COLUMN trigger_anomaly_time timestamptz;

-- ============================================
-- work_order — widen status CHECK to cover the full agent flow:
-- detected (Sentinel) → analyzed (Investigator posts rca_summary) →
-- open (Work Order Generator posts recommended_actions) →
-- in_progress → completed. cancelled is a terminal exit from any active state.
-- NOTE: existing constraint is named chk_wo_status (from migration 005),
-- not the postgres-default work_order_status_check.
-- ============================================
ALTER TABLE work_order
DROP CONSTRAINT chk_wo_status;

ALTER TABLE work_order
ADD CONSTRAINT chk_wo_status CHECK (status IN ('detected', 'analyzed', 'open', 'in_progress', 'completed', 'cancelled'));

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