-- 学校私有应用覆盖表初始化脚本（备案用；实际由 ddl-auto=update 自动建表）
-- 《管理端权限分级改造方案》§5：仅两张覆盖表，无数据迁移、无存量数据回填。
-- 时间：2026-09-04

CREATE TABLE IF NOT EXISTS sys_school_app_override (
  id INT AUTO_INCREMENT PRIMARY KEY,
  create_user INT NOT NULL,
  create_time DATETIME(6) NOT NULL DEFAULT CURRENT_TIMESTAMP(6),
  update_user INT NULL,
  update_time DATETIME(6) NULL DEFAULT CURRENT_TIMESTAMP(6) ON UPDATE CURRENT_TIMESTAMP(6),
  school_id INT NOT NULL,
  app_id INT NOT NULL,
  name VARCHAR(64) NULL,
  description VARCHAR(255) NULL,
  icon VARCHAR(255) NULL,
  sort_no INT NULL,
  UNIQUE KEY uk_school_app (school_id, app_id),
  KEY idx_school_app_override_app (app_id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;

CREATE TABLE IF NOT EXISTS sys_school_category_override (
  id INT AUTO_INCREMENT PRIMARY KEY,
  create_user INT NOT NULL,
  create_time DATETIME(6) NOT NULL DEFAULT CURRENT_TIMESTAMP(6),
  update_user INT NULL,
  update_time DATETIME(6) NULL DEFAULT CURRENT_TIMESTAMP(6) ON UPDATE CURRENT_TIMESTAMP(6),
  school_id INT NOT NULL,
  category_id INT NOT NULL,
  name VARCHAR(64) NULL,
  sort_no INT NULL,
  UNIQUE KEY uk_school_category (school_id, category_id),
  KEY idx_school_category_override_cat (category_id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;