-- Materialized Result DB (user decision 2026-09-28): every row is disclosed, checked and stored when
-- its source data changes, so UI, API and JSONL export read exactly the same verified content.
-- Derived data only: rows are rebuilt from canonical tables and never edited by hand.
CREATE TABLE assessor_result_db_rows (
  result_projection_id text PRIMARY KEY CHECK (btrim(result_projection_id) <> ''),
  ordinal integer NOT NULL CHECK (ordinal >= 0),
  project_id text NOT NULL REFERENCES assessor_projects(id) ON DELETE CASCADE,
  source_kind text NOT NULL CHECK (btrim(source_kind) <> ''),
  row_data jsonb NOT NULL CHECK (jsonb_typeof(row_data) = 'object'),
  guard_withheld boolean NOT NULL DEFAULT false,
  source_revision bigint NOT NULL
);
CREATE INDEX assessor_result_db_rows_project_idx ON assessor_result_db_rows(project_id, ordinal);
CREATE INDEX assessor_result_db_rows_ordinal_idx ON assessor_result_db_rows(ordinal);

-- One state record describes the stored Result DB as a whole.
CREATE TABLE assessor_result_db_state (
  singleton boolean PRIMARY KEY DEFAULT true CHECK (singleton),
  source_revision bigint NOT NULL,
  disclosure_policy_version text NOT NULL,
  identity_guard_version text NOT NULL,
  row_count integer NOT NULL CHECK (row_count >= 0),
  redaction_count integer NOT NULL CHECK (redaction_count >= 0),
  guard_withheld_row_count integer NOT NULL CHECK (guard_withheld_row_count >= 0),
  materialized_at timestamptz NOT NULL
);