Ilia Denisov
106 lines
4.4 KiB
SQL
106 lines
4.4 KiB
SQL
-- +goose Up
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-- records holds one durable notification record per accepted intent. The
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-- (producer, idempotency_key) UNIQUE constraint replaces the previous Redis
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-- idempotency keyspace: the durable row IS the idempotency reservation.
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CREATE TABLE records (
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notification_id text PRIMARY KEY,
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notification_type text NOT NULL,
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producer text NOT NULL,
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audience_kind text NOT NULL,
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recipient_user_ids jsonb NOT NULL DEFAULT '[]'::jsonb,
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payload_json text NOT NULL,
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idempotency_key text NOT NULL,
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request_fingerprint text NOT NULL,
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request_id text NOT NULL DEFAULT '',
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trace_id text NOT NULL DEFAULT '',
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occurred_at timestamptz NOT NULL,
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accepted_at timestamptz NOT NULL,
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updated_at timestamptz NOT NULL,
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idempotency_expires_at timestamptz NOT NULL,
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CONSTRAINT records_idempotency_unique UNIQUE (producer, idempotency_key)
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);
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-- Newest-first listing index used by operator/audit reads.
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CREATE INDEX records_listing_idx
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ON records (accepted_at DESC, notification_id DESC);
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-- routes stores one row per (notification_id, route_id). next_attempt_at is
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-- non-NULL only while the row is a scheduling candidate (status pending or
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-- failed); the partial index keeps the scheduler scan tight.
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CREATE TABLE routes (
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notification_id text NOT NULL
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REFERENCES records(notification_id) ON DELETE CASCADE,
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route_id text NOT NULL,
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channel text NOT NULL,
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recipient_ref text NOT NULL,
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status text NOT NULL,
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attempt_count integer NOT NULL DEFAULT 0,
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max_attempts integer NOT NULL,
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next_attempt_at timestamptz,
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resolved_email text NOT NULL DEFAULT '',
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resolved_locale text NOT NULL DEFAULT '',
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last_error_classification text NOT NULL DEFAULT '',
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last_error_message text NOT NULL DEFAULT '',
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last_error_at timestamptz,
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created_at timestamptz NOT NULL,
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updated_at timestamptz NOT NULL,
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published_at timestamptz,
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dead_lettered_at timestamptz,
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skipped_at timestamptz,
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PRIMARY KEY (notification_id, route_id)
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);
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-- Drives the publishers' due-route pull. Partial predicate keeps the index
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-- narrow: terminal rows (published / dead_letter / skipped) never appear.
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CREATE INDEX routes_due_idx
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ON routes (next_attempt_at)
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WHERE next_attempt_at IS NOT NULL;
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-- Coarse status / channel filters used by operator views.
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CREATE INDEX routes_status_idx ON routes (status);
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CREATE INDEX routes_channel_idx ON routes (channel);
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-- dead_letters carries the operator-visible record for one route that
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-- exhausted automated handling. Cascade tied to the parent route row so a
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-- record-level retention DELETE clears dependent dead-letter rows naturally.
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CREATE TABLE dead_letters (
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notification_id text NOT NULL,
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route_id text NOT NULL,
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channel text NOT NULL,
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recipient_ref text NOT NULL,
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final_attempt_count integer NOT NULL,
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max_attempts integer NOT NULL,
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failure_classification text NOT NULL,
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failure_message text NOT NULL,
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recovery_hint text NOT NULL DEFAULT '',
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created_at timestamptz NOT NULL,
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PRIMARY KEY (notification_id, route_id),
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FOREIGN KEY (notification_id, route_id)
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REFERENCES routes(notification_id, route_id) ON DELETE CASCADE
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);
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CREATE INDEX dead_letters_listing_idx
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ON dead_letters (created_at DESC, notification_id DESC, route_id DESC);
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-- malformed_intents stores operator-visible records for stream entries the
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-- intent validator could not accept. Independent retention pass.
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CREATE TABLE malformed_intents (
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stream_entry_id text PRIMARY KEY,
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notification_type text NOT NULL DEFAULT '',
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producer text NOT NULL DEFAULT '',
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idempotency_key text NOT NULL DEFAULT '',
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failure_code text NOT NULL,
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failure_message text NOT NULL,
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raw_fields jsonb NOT NULL,
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recorded_at timestamptz NOT NULL
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);
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CREATE INDEX malformed_intents_listing_idx
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ON malformed_intents (recorded_at DESC, stream_entry_id DESC);
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-- +goose Down
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DROP TABLE IF EXISTS malformed_intents;
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DROP TABLE IF EXISTS dead_letters;
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DROP TABLE IF EXISTS routes;
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DROP TABLE IF EXISTS records;
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