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update 优化 大数据量下join卡顿问题 使用子查询提高性能

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疯狂的狮子Li
2024-06-28 12:49:58 +08:00
parent 3dff529920
commit a4fe077a23
5 changed files with 13 additions and 37 deletions
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7
ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/mapper/SysMenuMapper.java
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@@ -18,13 +18,6 @@ import java.util.List;
*/
public interface SysMenuMapper extends BaseMapperPlus<SysMenu, SysMenuVo> {
/**
* 根据用户所有权限
*
* @return 权限列表
*/
List<String> selectMenuPerms();
/**
* 根据用户查询系统菜单列表
*

2
ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/impl/SysMenuServiceImpl.java
View File

@@ -75,7 +75,7 @@ public class SysMenuServiceImpl implements ISysMenuService {
.orderByAsc(SysMenu::getOrderNum));
} else {
QueryWrapper<SysMenu> wrapper = Wrappers.query();
wrapper.eq("sur.user_id", userId)
wrapper.inSql("r.role_id", "select role_id from sys_user_role where user_id = " + userId)
.like(StringUtils.isNotBlank(menu.getMenuName()), "m.menu_name", menu.getMenuName())
.eq(StringUtils.isNotBlank(menu.getVisible()), "m.visible", menu.getVisible())
.eq(StringUtils.isNotBlank(menu.getStatus()), "m.status", menu.getStatus())

4
ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/impl/SysRoleServiceImpl.java
View File

@@ -103,7 +103,7 @@ public class SysRoleServiceImpl implements ISysRoleService {
*/
@Override
public List<SysRoleVo> selectRolesAuthByUserId(Long userId) {
List<SysRoleVo> userRoles = baseMapper.selectRolePermissionByUserId(userId);
List<SysRoleVo> userRoles = baseMapper.selectRolesByUserId(userId);
List<SysRoleVo> roles = selectRoleAll();
// 使用HashSet提高查找效率
Set<Long> userRoleIds = userRoles.stream().map(SysRoleVo::getRoleId).collect(Collectors.toSet());
@@ -123,7 +123,7 @@ public class SysRoleServiceImpl implements ISysRoleService {
*/
@Override
public Set<String> selectRolePermissionByUserId(Long userId) {
List<SysRoleVo> perms = baseMapper.selectRolePermissionByUserId(userId);
List<SysRoleVo> perms = baseMapper.selectRolesByUserId(userId);
Set<String> permsSet = new HashSet<>();
for (SysRoleVo perm : perms) {
if (ObjectUtil.isNotNull(perm)) {

33
ruoyi-modules/ruoyi-system/src/main/resources/mapper/system/SysMenuMapper.xml
View File

@@ -11,9 +11,8 @@
select distinct m.menu_id, m.parent_id, m.menu_name, m.path, m.component, m.query_param, m.visible, m.status,
m.perms, m.is_frame, m.is_cache, m.menu_type, m.icon, m.order_num, m.create_time
from sys_menu m
left join sys_role_menu rm on m.menu_id = rm.menu_id
left join sys_user_role sur on rm.role_id = sur.role_id
left join sys_role ro on sur.role_id = ro.role_id
left join sys_role_menu rm on m.menu_id = rm.menu_id
left join sys_role r on sur.role_id = r.role_id
${ew.getCustomSqlSegment}
</select>
@@ -34,14 +33,10 @@
m.order_num,
m.create_time
from sys_menu m
left join sys_role_menu rm on m.menu_id = rm.menu_id
left join sys_user_role sur on rm.role_id = sur.role_id
left join sys_role ro on sur.role_id = ro.role_id
left join sys_user u on sur.user_id = u.user_id
where u.user_id = #{userId}
and m.menu_type in ('M', 'C')
and m.status = '0'
and ro.status = '0'
left join sys_role_menu rm on m.menu_id = rm.menu_id and m.status = '0'
left join sys_role r on rm.role_id = r.role_id and r.status = '0'
where m.menu_type in ('M', 'C')
and r.role_id in (select role_id from sys_user_role where user_id = #{userId})
order by m.parent_id, m.order_num
</select>
@@ -57,22 +52,12 @@
order by m.parent_id, m.order_num
</select>
<select id="selectMenuPerms" resultType="String">
select distinct m.perms
from sys_menu m
left join sys_role_menu rm on m.menu_id = rm.menu_id
left join sys_user_role sur on rm.role_id = sur.role_id
</select>
<select id="selectMenuPermsByUserId" parameterType="Long" resultType="String">
select distinct m.perms
from sys_menu m
left join sys_role_menu rm on m.menu_id = rm.menu_id
left join sys_user_role sur on rm.role_id = sur.role_id
left join sys_role r on r.role_id = sur.role_id
where m.status = '0'
and r.status = '0'
and sur.user_id = #{userId}
left join sys_role_menu rm on m.menu_id = rm.menu_id and m.status = '0'
left join sys_role r on r.role_id = rm.role_id and r.status = '0'
where r.role_id in (select role_id from sys_user_role where user_id = #{userId})
</select>
<select id="selectMenuPermsByRoleId" parameterType="Long" resultType="String">

4
ruoyi-modules/ruoyi-system/src/main/resources/mapper/system/SysRoleMapper.xml
View File

@@ -48,9 +48,7 @@
r.data_scope,
r.status
from sys_role r
left join sys_user_role sur on sur.role_id = r.role_id
left join sys_user u on u.user_id = sur.user_id
WHERE r.del_flag = '0' and sur.user_id = #{userId}
WHERE r.del_flag = '0' and r.role_id in (select role_id from sys_user_role where user_id = #{userId})
</select>
<select id="selectRoleById" resultMap="SysRoleResult">