-- =============================================
-- Education 模块 — 题库目录表回滚 DDL
-- Ticket #20 rollback
-- =============================================
-- WARNING: This is an explicit data-destruction script.
-- It is NOT part of application version rollback.
-- Application version rollback preserves these tables and their data;
-- this script is only used when permanently removing the catalog module.
-- =============================================

DROP TABLE IF EXISTS `education_question_collection_question`;
DROP TABLE IF EXISTS `education_practice_blueprint`;
DROP TABLE IF EXISTS `education_question`;
DROP TABLE IF EXISTS `education_question_collection`;
DROP TABLE IF EXISTS `education_content_node`;
DROP TABLE IF EXISTS `education_content_entry`;
DROP TABLE IF EXISTS `education_category`;
DROP TABLE IF EXISTS `education_subject`;
DROP TABLE IF EXISTS `education_major`;
DROP TABLE IF EXISTS `education_school`;
DROP TABLE IF EXISTS `education_region`;