SELECT sch.name + '.' + t.name AS [Table Name], i.name AS[Index Name], i.type_desc, ISNULL(user_updates,0) AS [Total Writes], ISNULL(user_seeks +user_scans + user_lookups,0) AS [Total Reads], s.last_user_seek, s.last_user_scan , s.last_user_lookup, ISNULL(user_updates,0) - ISNULL((user_seeks+ user_scans +user_lookups),0)AS [Difference], p.reserved_page_count * 8.0 / 1024 as SpaceInMB FROM sys.indexes AS i WITH (NOLOCK) LEFT OUTERJOIN sys.dm_db_index_usage_statsAS s WITH (NOLOCK) ON s.object_id = i.object_id AND i.index_id = s.index_id AND s.database_id=db_id() AND objectproperty(s.object_id,'IsUserTable') = 1 INNER JOIN sys.tables AS t WITH (NOLOCK) ON i.object_id = t.object_id INNER JOIN sys.schemas AS sch WITH (NOLOCK) ON t.schema_id = sch.schema_id LEFT OUTERJOIN sys.dm_db_partition_stats AS p WITH (NOLOCK) ON i.index_id = p.index_id and i.object_id = p.object_id WHERE (1=1) --AND ISNULL(user_updates,0) >=ISNULL((user_seeks + user_scans + user_lookups),0) --shows all indexesincluding those that have not been used --AND ISNULL(user_updates,0) -ISNULL((user_seeks + user_scans + user_lookups),0)>0 --only shows thoseindexes which have been used --AND i.index_id > 1 -- Only non-first indexes (I.E.non-primary key) --AND i.is_primary_key<>1 -- Only those that are not defined asa Primary Key) --AND i.is_unique_constraint<>1-- Only those that are not classed as "UniqueConstraints". ORDER BY [Table Name],[index name]
免责声明:
1、本网站所有发布的源码、软件和资料均为收集各大资源网站整理而来;仅限用于学习和研究目的,您必须在下载后的24个小时之内,从您的电脑中彻底删除上述内容。
不得使用于非法商业用途,不得违反国家法律。否则后果自负!
2、本站信息来自网络,版权争议与本站无关。一切关于该资源商业行为与www.niceym.com无关。
如果您喜欢该程序,请支持正版源码、软件,购买注册,得到更好的正版服务。
如有侵犯你版权的,请邮件与我们联系处理(邮箱:skknet@qq.com),本站将立即改正。
NICE源码网 MsSql SQL语句实现查询Index使用状况 https://www.niceym.com/55641.html
猜你喜欢
- sqlserver存储过程语法详解 2022-05-24
- SQL Server 2005降级到2000的正确操作步骤分享 2022-05-24
- SQL Server 2005 数据库转 SQL Server 2000的方法小结 2022-05-24
- Sql中将datetime转换成字符串的方法(CONVERT) 2022-05-24
- mssql和sqlite中关于if not exists 的写法 2022-05-24
- 在SQL Server中查询资料库的TABLE数量与名称的sql语句 2022-05-24
- 通过系统数据库获取用户所有数据库中的视图、表、存储过程 2022-05-24
- 使用phpMyAdmin修改MySQL数据库root用户密码的方法 2022-05-24
- 一段脚本实现自动备份并保存最近几天的SQL数据库 2022-05-24
- sql查询表中根据某列排序的任意行语句 2022-05-24