feat: D.3/F.1/F.3任务实施 - Nacos配置中心/读写分离/索引优化
## D.3 Nacos统一配置中心 - 添加spring-cloud-starter-alibaba-nacos-config依赖 - 创建bootstrap.yaml配置文件 - DynamicConfig: @RefreshScope动态配置刷新示例 ## F.1 ShardingSphere读写分离 - 添加shardingsphere-jdbc-core依赖 - sharding-config.yaml: 读写分离配置示例 - 支持主从切换、负载均衡策略 ## F.3 数据库索引优化 - db-index-optimization.sql: 全库索引优化脚本 - 用户/角色/菜单/部门表索引 - 用款/支出/收款表索引 - 复合索引优化常用查询场景
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doc/db-index-optimization.sql
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137
doc/db-index-optimization.sql
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-- =====================================================
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-- 资金平台数据库索引优化SQL
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-- 执行说明: 根据实际查询场景选择执行
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-- =====================================================
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-- 使用fund_sys数据库
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USE fund_sys;
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-- =====================================================
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-- 用户表索引
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-- =====================================================
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-- 用户名唯一索引(已存在可跳过)
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CREATE UNIQUE INDEX IF NOT EXISTS idx_sys_user_username ON sys_user(username);
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-- 租户ID索引(多租户查询)
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CREATE INDEX IF NOT EXISTS idx_sys_user_tenant_id ON sys_user(tenant_id);
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-- 部门ID索引(按部门查询用户)
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CREATE INDEX IF NOT EXISTS idx_sys_user_dept_id ON sys_user(dept_id);
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-- 状态索引(查询启用/禁用用户)
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CREATE INDEX IF NOT EXISTS idx_sys_user_status ON sys_user(status);
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-- 创建时间索引(按时间范围查询)
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CREATE INDEX IF NOT EXISTS idx_sys_user_created_time ON sys_user(created_time);
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-- 复合索引: 租户+状态(常用查询组合)
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CREATE INDEX IF NOT EXISTS idx_sys_user_tenant_status ON sys_user(tenant_id, status);
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-- =====================================================
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-- 角色表索引
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-- =====================================================
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CREATE INDEX IF NOT EXISTS idx_sys_role_tenant_id ON sys_role(tenant_id);
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CREATE INDEX IF NOT EXISTS idx_sys_role_status ON sys_role(status);
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-- =====================================================
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-- 菜单表索引
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-- =====================================================
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CREATE INDEX IF NOT EXISTS idx_sys_menu_parent_id ON sys_menu(parent_id);
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CREATE INDEX IF NOT EXISTS idx_sys_menu_type ON sys_menu(type);
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CREATE INDEX IF NOT EXISTS idx_sys_menu_sort ON sys_menu(sort);
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-- =====================================================
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-- 部门表索引
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-- =====================================================
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CREATE INDEX IF NOT EXISTS idx_sys_dept_parent_id ON sys_dept(parent_id);
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CREATE INDEX IF NOT EXISTS idx_sys_dept_tenant_id ON sys_dept(tenant_id);
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-- =====================================================
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-- 用户角色关联表索引
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-- =====================================================
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CREATE INDEX IF NOT EXISTS idx_sys_user_role_user_id ON sys_user_role(user_id);
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CREATE INDEX IF NOT EXISTS idx_sys_user_role_role_id ON sys_user_role(role_id);
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-- =====================================================
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-- 角色菜单关联表索引
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-- =====================================================
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CREATE INDEX IF NOT EXISTS idx_sys_role_menu_role_id ON sys_role_menu(role_id);
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CREATE INDEX IF NOT EXISTS idx_sys_role_menu_menu_id ON sys_role_menu(menu_id);
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-- =====================================================
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-- 操作日志表索引
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-- =====================================================
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CREATE INDEX IF NOT EXISTS idx_sys_log_user_id ON sys_log(user_id);
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CREATE INDEX IF NOT EXISTS idx_sys_log_tenant_id ON sys_log(tenant_id);
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CREATE INDEX IF NOT EXISTS idx_sys_log_operation ON sys_log(operation);
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CREATE INDEX IF NOT EXISTS idx_sys_log_created_time ON sys_log(created_time);
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-- 复合索引: 租户+时间(常用日志查询)
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CREATE INDEX IF NOT EXISTS idx_sys_log_tenant_time ON sys_log(tenant_id, created_time);
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-- =====================================================
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-- 使用fund_req数据库(用款申请)
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-- =====================================================
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USE fund_req;
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-- 用款申请表索引
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CREATE INDEX IF NOT EXISTS idx_fund_request_tenant_id ON fund_request(tenant_id);
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CREATE INDEX IF NOT EXISTS idx_fund_request_user_id ON fund_request(user_id);
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CREATE INDEX IF NOT EXISTS idx_fund_request_status ON fund_request(status);
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CREATE INDEX IF NOT EXISTS idx_fund_request_created_time ON fund_request(created_time);
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CREATE INDEX IF NOT EXISTS idx_fund_request_project_id ON fund_request(project_id);
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-- 复合索引: 租户+状态+时间(审批列表查询)
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CREATE INDEX IF NOT EXISTS idx_fund_request_tenant_status_time ON fund_request(tenant_id, status, created_time);
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-- =====================================================
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-- 使用fund_exp数据库(支出管理)
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-- =====================================================
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USE fund_exp;
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-- 支出表索引
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CREATE INDEX IF NOT EXISTS idx_fund_expense_tenant_id ON fund_expense(tenant_id);
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CREATE INDEX IF NOT EXISTS idx_fund_expense_request_id ON fund_expense(request_id);
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CREATE INDEX IF NOT EXISTS idx_fund_expense_status ON fund_expense(status);
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CREATE INDEX IF NOT EXISTS idx_fund_expense_created_time ON fund_expense(created_time);
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-- 复合索引: 租户+支付状态
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CREATE INDEX IF NOT EXISTS idx_fund_expense_tenant_status ON fund_expense(tenant_id, status);
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-- =====================================================
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-- 使用fund_receipt数据库(收款管理)
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-- =====================================================
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USE fund_receipt;
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-- 收款表索引
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CREATE INDEX IF NOT EXISTS idx_fund_receipt_tenant_id ON fund_receipt(tenant_id);
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CREATE INDEX IF NOT EXISTS idx_fund_receipt_project_id ON fund_receipt(project_id);
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CREATE INDEX IF NOT EXISTS idx_fund_receipt_status ON fund_receipt(status);
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CREATE INDEX IF NOT EXISTS idx_fund_receipt_created_time ON fund_receipt(created_time);
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-- 复合索引: 租户+确认状态
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CREATE INDEX IF NOT EXISTS idx_fund_receipt_tenant_status ON fund_receipt(tenant_id, status);
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-- =====================================================
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-- 分析慢查询(可选)
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-- =====================================================
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-- 查看表的索引情况
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-- SHOW INDEX FROM sys_user;
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-- 分析查询执行计划
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-- EXPLAIN SELECT * FROM sys_user WHERE tenant_id = 1 AND status = 1;
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-- 查看慢查询日志(需要开启慢查询日志)
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-- SHOW VARIABLES LIKE 'slow_query_log';
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-- SHOW VARIABLES LIKE 'long_query_time';
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@ -41,6 +41,13 @@
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<artifactId>mysql-connector-j</artifactId>
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</dependency>
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<!-- ShardingSphere 读写分离 -->
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<dependency>
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<groupId>org.apache.shardingsphere</groupId>
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<artifactId>shardingsphere-jdbc-core</artifactId>
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<version>5.4.1</version>
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</dependency>
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<!-- HikariCP -->
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<dependency>
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<groupId>com.zaxxer</groupId>
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@ -80,6 +87,31 @@
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<groupId>org.springframework.security</groupId>
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<artifactId>spring-security-crypto</artifactId>
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</dependency>
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<!-- Nacos服务注册发现 -->
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<dependency>
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<groupId>com.alibaba.cloud</groupId>
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<artifactId>spring-cloud-starter-alibaba-nacos-discovery</artifactId>
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</dependency>
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<!-- Nacos配置中心 -->
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<dependency>
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<groupId>com.alibaba.cloud</groupId>
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<artifactId>spring-cloud-starter-alibaba-nacos-config</artifactId>
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</dependency>
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<!-- Spring Cloud Bootstrap (用于配置中心) -->
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<dependency>
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<groupId>org.springframework.cloud</groupId>
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<artifactId>spring-cloud-starter-bootstrap</artifactId>
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</dependency>
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<!-- Logstash Logback Encoder (用于ELK) -->
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<dependency>
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<groupId>net.logstash.logback</groupId>
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<artifactId>logstash-logback-encoder</artifactId>
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<version>7.4</version>
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</dependency>
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</dependencies>
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<build>
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package com.fundplatform.sys.config;
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import org.springframework.beans.factory.annotation.Value;
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import org.springframework.cloud.context.config.annotation.RefreshScope;
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import org.springframework.context.annotation.Configuration;
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/**
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* 动态配置示例
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* 通过Nacos配置中心动态刷新配置
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*/
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@Configuration
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@RefreshScope
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public class DynamicConfig {
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@Value("${app.feature.switch:false}")
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private Boolean featureSwitch;
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@Value("${app.max-request-size:10MB}")
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private String maxRequestSize;
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public Boolean isFeatureEnabled() {
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return featureSwitch;
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}
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public String getMaxRequestSize() {
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return maxRequestSize;
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}
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}
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23
fund-sys/src/main/resources/bootstrap.yaml
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23
fund-sys/src/main/resources/bootstrap.yaml
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spring:
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application:
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name: fund-sys
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cloud:
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nacos:
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# Nacos配置中心
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config:
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server-addr: localhost:8848
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namespace: fund-platform
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group: DEFAULT_GROUP
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file-extension: yaml
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# 共享配置
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shared-configs:
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- data-id: common.yaml
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group: DEFAULT_GROUP
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refresh: true
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# 动态刷新
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refresh-enabled: true
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# Nacos服务发现
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discovery:
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server-addr: localhost:8848
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namespace: fund-platform
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group: DEFAULT_GROUP
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49
fund-sys/src/main/resources/sharding-config.yaml
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fund-sys/src/main/resources/sharding-config.yaml
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# =====================================================
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# ShardingSphere 读写分离配置示例
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# 生产环境使用时取消注释并修改为实际的数据库地址
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# =====================================================
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#spring:
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# datasource:
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# driver-class-name: org.apache.shardingsphere.driver.ShardingSphereDriver
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# url: jdbc:shardingsphere:classpath:sharding-config.yaml
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# =====================================================
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# sharding-config.yaml (放在resources目录下)
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# =====================================================
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#mode:
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# type: Standalone
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# repository:
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# type: JDBC
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#
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#dataSources:
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# ds_master:
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# dataSourceClassName: com.zaxxer.hikari.HikariDataSource
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# driverClassName: com.mysql.cj.jdbc.Driver
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# jdbcUrl: jdbc:mysql://master-host:3306/fund_sys?useUnicode=true&characterEncoding=utf8&serverTimezone=Asia/Shanghai
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# username: root
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# password: zjf@123456
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# ds_slave_0:
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# dataSourceClassName: com.zaxxer.hikari.HikariDataSource
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# driverClassName: com.mysql.cj.jdbc.Driver
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# jdbcUrl: jdbc:mysql://slave-host:3306/fund_sys?useUnicode=true&characterEncoding=utf8&serverTimezone=Asia/Shanghai
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# username: root
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# password: zjf@123456
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#
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#rules:
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# - !READWRITE_SPLITTING
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# dataSources:
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# readwrite_ds:
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# writeDataSourceName: ds_master
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# readDataSourceNames:
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# - ds_slave_0
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# transactionalReadQueryStrategy: PRIMARY
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# loadBalancerName: round_robin
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# loadBalancers:
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# round_robin:
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# type: ROUND_ROBIN
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# props:
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# default: 0
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#
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#props:
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# sql-show: true
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