-- ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
-- SIU-GUARANI 3 - Sistema de Gestión Académica
-- Versión 3.0.0
-- Tabla: ct_plan_actividades
-- Check: ck_ct_plan_actividades_aprobada
-- ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
-- ALTER TABLE ct_plan_actividades DROP CONSTRAINT ck_ct_plan_actividades_aprobada;
ALTER TABLE ct_plan_actividades ADD CONSTRAINT ck_ct_plan_actividades_aprobada CHECK (aprobada IN ('S','N'));