From e480f616e055e9fdfdb1bac38de9b01ddbcca476 Mon Sep 17 00:00:00 2001
From: 疯狂的狮子li <15040126243@163.com>
Date: 星期一, 14 三月 2022 15:58:27 +0800
Subject: [PATCH] update 使用 in 优化 or 提升索引命中率
---
ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysUserServiceImpl.java | 6 +++---
ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysDataScopeServiceImpl.java | 9 ++++++---
2 files changed, 9 insertions(+), 6 deletions(-)
diff --git a/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysDataScopeServiceImpl.java b/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysDataScopeServiceImpl.java
index 47c5528..d2c5d5c 100644
--- a/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysDataScopeServiceImpl.java
+++ b/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysDataScopeServiceImpl.java
@@ -44,11 +44,14 @@
@Override
public String getDeptAndChild(Long deptId) {
+ List<SysDept> deptList = deptMapper.selectList(new LambdaQueryWrapper<SysDept>()
+ .select(SysDept::getDeptId)
+ .apply(DataBaseHelper.findInSet(deptId, "ancestors")));
+ List<Long> ids = deptList.stream().map(SysDept::getDeptId).collect(Collectors.toList());
+ ids.add(deptId);
List<SysDept> list = deptMapper.selectList(new LambdaQueryWrapper<SysDept>()
.select(SysDept::getDeptId)
- .eq(SysDept::getDeptId, deptId)
- .or()
- .apply(DataBaseHelper.findInSet(deptId, "ancestors")));
+ .in(SysDept::getDeptId, ids));
if (CollUtil.isNotEmpty(list)) {
return list.stream().map(d -> Convert.toStr(d.getDeptId())).collect(Collectors.joining(","));
}
diff --git a/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysUserServiceImpl.java b/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysUserServiceImpl.java
index e5b54ab..09c5ba2 100644
--- a/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysUserServiceImpl.java
+++ b/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysUserServiceImpl.java
@@ -82,9 +82,9 @@
List<SysDept> deptList = deptMapper.selectList(new LambdaQueryWrapper<SysDept>()
.select(SysDept::getDeptId)
.apply(DataBaseHelper.findInSet(user.getDeptId(), "ancestors")));
- w.eq("u.dept_id", user.getDeptId())
- .or()
- .in("u.dept_id", deptList.stream().map(SysDept::getDeptId).collect(Collectors.toList()));
+ List<Long> ids = deptList.stream().map(SysDept::getDeptId).collect(Collectors.toList());
+ ids.add(user.getDeptId());
+ w.in("u.dept_id", ids);
});
return wrapper;
}
--
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