select * from sysobjects查看不到非聚集索引的信息,所以我想問:
如何查看非聚集索引的信息,比如創建時間等。
Sysobjects:
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- SQL code
--结合sys.indexes和sys.index_columns,sys.objects,sys.columns查询索引所属的表或视图的信息select o.name as 表名, i.name as 索引名, c.name as 列名, i.type_desc as 类型描述, is_primary_key as 主键约束, is_unique_constraint as 唯一约束, is_disabled as 禁用from sys.objects o inner join sys.indexes ion i.object_id=o.object_idinner join sys.index_columns icon ic.index_id=i.index_id and ic.object_id=i.object_idinner join sys.columns con ic.column_id=c.column_id and ic.object_id=c.object_idgo--查询索引的键和列信息select o.name as 表名, i.name as 索引名, c.name as 字段编号,from sysindexes i inner join sysobjects o on i.id=o.idinner join sysindexkeys k on o.id=k.id and i.indid=k.indidinner join syscolumns c on c.id=i.id and k.colid=c.colidwhere o.name='表名'
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也可以用存储过程
exec sp_autostats '表名' 查看一个表的索引的统计信息 有上次修改的时间
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