From 6eaa8a2b054bcacdc21060c10955b3c2cdd0a15e Mon Sep 17 00:00:00 2001
From: adiao <1819192616@qq.com>
Date: Sun, 9 Apr 2023 01:27:21 +0800
Subject: [PATCH] Updated files

---
 v.md | 45 ++++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 44 insertions(+), 1 deletion(-)

diff --git a/v.md b/v.md
index f6eb053..2230590 100644
--- a/v.md
+++ b/v.md
@@ -408,7 +408,50 @@ create table repairs(
 )character set = UTF8MB4;
 
 # -----------------------------------------------------------
-# 最新的四表
+# 最新的四表分层权限结构。
+
+# 用户
+create table users(
+    id int primary key auto_increment, # 自动递增主键
+    name varchar(244),
+    password varchar(244),
+    rolesid int, # 外键 关联角色的ID
+    createdate timestamp,
+    updatedate timestamp
+) character set = UTF8MB4;
+# 角色
+create table roles(
+    id int not null default 0 , # 主键 默认0
+    name varchar(30),
+    permissionid int not null auto_increment, # 非主键 约束唯一索引 自动递增 并 外键 关联 permission 的ID
+    createdate timestamp,
+    updatedate timestamp,
+    primary key (`id`),
+    unique key (`permissionid`)
+)character set = UTF8MB4;
+# 权限表
+create table permission(
+    id int primary key auto_increment, # 自动递增主键
+    rolesid int,
+    name varchar(20),
+    operationid int, # 外键 关联operation的ID
+    createdate timestamp,
+    updatedate timestamp
+)character set = UTF8MB4;
+# menu操作权限访问模块表
+create table operation(
+    id int primary key , # 主键 非自动递增
+    name varchar(20),
+    url varchar(20),
+    createdate timestamp,
+    updatedate timestamp
+)character set = UTF8MB4;
+
+# 用户---角色的外键
+alter table users add constraint ur foreign key (rolesid) references roles(id);
+# 角色---权限 & 权限---menu访问模块 的外键。
+alter table permission add constraint op foreign key (operationid) references operation(id);
+alter table permission add constraint pr foreign key (rolesid) references roles(id);
 
 # -----------------------------------------------------------
 # 资产管理员角色所负责的表