Primer commit - Sprint 1
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markosbenitez
135
supabase/migrations/20260531000001_create_tables.sql
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135
supabase/migrations/20260531000001_create_tables.sql
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-- ============================================================
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-- Migration 001: Create base tables
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-- Contract: DATA_MODEL.md — do not add tables without approval (Nivel 3)
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-- Dependency order: organizations, consent_versions → surveys → questions
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-- → consent_records → responses → answers
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-- ============================================================
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-- organizations: empresas cliente
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CREATE TABLE IF NOT EXISTS public.organizations (
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id uuid PRIMARY KEY DEFAULT gen_random_uuid(),
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name text NOT NULL,
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sector text,
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size_bucket text,
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created_at timestamptz NOT NULL DEFAULT now()
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);
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-- consent_versions: textos de consentimiento versionados (INMUTABLES — ver migration 004)
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CREATE TABLE IF NOT EXISTS public.consent_versions (
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id uuid PRIMARY KEY DEFAULT gen_random_uuid(),
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version text NOT NULL UNIQUE,
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body text NOT NULL,
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scopes jsonb NOT NULL,
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created_at timestamptz NOT NULL DEFAULT now()
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);
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-- surveys: definición de cada estudio
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-- Dos ejes de clasificación ortogonales (ADR-001 §2):
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-- data_sensitivity → consentimiento / seguridad legal
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-- security_class → RLS / cifrado (ORTOGONAL al anterior)
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CREATE TABLE IF NOT EXISTS public.surveys (
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id uuid PRIMARY KEY DEFAULT gen_random_uuid(),
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org_id uuid NOT NULL REFERENCES public.organizations(id),
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title text NOT NULL,
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status text NOT NULL DEFAULT 'draft'
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CHECK (status IN ('draft', 'live', 'closed')),
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-- Eje 1: anonimato — irreversible una vez publicada
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is_anonymous boolean NOT NULL,
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-- Eje 2a: sensibilidad legal → alimenta consentimiento
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data_sensitivity text NOT NULL
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CHECK (data_sensitivity IN ('comun', 'sensible', 'anonimizado')),
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-- Eje 2b: seguridad → alimenta RLS/cifrado (ORTOGONAL al anterior)
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security_class text NOT NULL
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CHECK (security_class IN ('publico', 'interno', 'confidencial')),
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-- Rol de responsable (Modo A = nosotros; Modo B = empresa. v1 solo usa A)
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controller_role text NOT NULL DEFAULT 'A'
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CHECK (controller_role IN ('A', 'B')),
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consent_version_id uuid REFERENCES public.consent_versions(id),
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brand_config jsonb,
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-- Umbral de k-anonimato mandatorio (regla no negociable #3 CLAUDE.md)
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k_threshold int NOT NULL DEFAULT 5 CHECK (k_threshold > 0),
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created_at timestamptz NOT NULL DEFAULT now(),
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published_at timestamptz
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);
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-- questions: preguntas de la encuesta
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-- is_sensitive: auto-true para tipos salud/discapacidad (ver trigger en migration 004)
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CREATE TABLE IF NOT EXISTS public.questions (
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id uuid PRIMARY KEY DEFAULT gen_random_uuid(),
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survey_id uuid NOT NULL REFERENCES public.surveys(id) ON DELETE CASCADE,
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code text NOT NULL,
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type text NOT NULL
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CHECK (type IN (
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'text_short', 'text_long',
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'single_choice', 'multiple_choice',
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'rating', 'nps', 'matrix', 'ranking',
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'date', 'slider', 'yes_no', 'section'
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)),
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prompt text NOT NULL,
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position int NOT NULL,
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is_sensitive boolean NOT NULL DEFAULT false,
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max_select int,
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options jsonb,
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-- Formato: [{ "if_question": "CODE", "op": "eq", "value": "yes", "action": "show|hide|skip", "target": "CODE" }]
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conditional_rules jsonb,
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required boolean NOT NULL DEFAULT false,
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UNIQUE (survey_id, code),
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UNIQUE (survey_id, position)
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);
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-- consent_records: qué consintió cada respuesta (INMUTABLE — ver trigger en migration 004)
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-- Sin UPDATE/DELETE — se inserta una vez junto con cada response
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CREATE TABLE IF NOT EXISTS public.consent_records (
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id uuid PRIMARY KEY DEFAULT gen_random_uuid(),
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consent_version_id uuid NOT NULL REFERENCES public.consent_versions(id),
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granted_scopes jsonb NOT NULL,
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granted_at timestamptz NOT NULL DEFAULT now()
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);
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-- responses: una submission
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-- respondent_id RESERVADO y NULL en encuestas anónimas (regla no negociable #2 CLAUDE.md)
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-- Trigger en migration 004 rechaza respondent_id no nulo cuando is_anonymous=true
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-- Cuasi-identificadores en bucket — minimización: rango etario, no fecha exacta
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CREATE TABLE IF NOT EXISTS public.responses (
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id uuid PRIMARY KEY DEFAULT gen_random_uuid(),
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survey_id uuid NOT NULL REFERENCES public.surveys(id),
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company_id uuid NOT NULL REFERENCES public.organizations(id),
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respondent_id uuid, -- RESERVADO, NULL en v1 (encuestas anónimas)
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ip_hash text, -- SHA-256 + salt, dedup sin identidad
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consent_record_id uuid NOT NULL REFERENCES public.consent_records(id),
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submitted_at timestamptz NOT NULL DEFAULT now(),
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-- Cuasi-identificadores denormalizados para segmentación eficiente
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qi_age_bucket text,
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qi_sector text,
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qi_zone text
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);
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-- answers: valor de cada pregunta en una submission
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-- El texto libre (text_long) NO se expone en agg_segment (regla no negociable #4 CLAUDE.md)
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CREATE TABLE IF NOT EXISTS public.answers (
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id uuid PRIMARY KEY DEFAULT gen_random_uuid(),
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response_id uuid NOT NULL REFERENCES public.responses(id) ON DELETE CASCADE,
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question_id uuid NOT NULL REFERENCES public.questions(id),
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value jsonb NOT NULL,
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UNIQUE (response_id, question_id)
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);
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-- ============================================================
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-- Indexes
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-- ============================================================
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CREATE INDEX IF NOT EXISTS idx_surveys_org_id ON public.surveys(org_id);
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CREATE INDEX IF NOT EXISTS idx_surveys_status ON public.surveys(status);
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CREATE INDEX IF NOT EXISTS idx_questions_survey ON public.questions(survey_id);
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CREATE INDEX IF NOT EXISTS idx_questions_position ON public.questions(survey_id, position);
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-- Índice compuesto para agg_segment: filtro por encuesta y agrupación por QIs
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CREATE INDEX IF NOT EXISTS idx_responses_survey ON public.responses(survey_id);
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CREATE INDEX IF NOT EXISTS idx_responses_company ON public.responses(company_id);
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CREATE INDEX IF NOT EXISTS idx_responses_ip_hash ON public.responses(ip_hash);
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CREATE INDEX IF NOT EXISTS idx_responses_qi_seg ON public.responses(survey_id, qi_age_bucket, qi_sector, qi_zone);
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CREATE INDEX IF NOT EXISTS idx_answers_response ON public.answers(response_id);
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CREATE INDEX IF NOT EXISTS idx_answers_question ON public.answers(question_id);
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CREATE INDEX IF NOT EXISTS idx_consent_rec_cv ON public.consent_records(consent_version_id);
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