标签：SQL SERVER/MSSQL SERVER/数据库/DBA/索引体系结构/非聚集索引概述非聚集索引与聚集索引具有相同的 B 树结构，它们之间的显著差别在于以下两点：基础表的数据行不按非聚集键的顺序排序和存储。非聚集索引的叶层是由索引页而不是由数据页组成。既可以使用聚集索引来为表或视图定义非聚集索引，也可以根据堆来定义非聚集索引。非聚集索引中的每个索引行都...

文章 2015-05-14 来自：开发者社区

SQL Server 深入解析索引存储(堆)

2015-03-25 09:12 by pursuer.chen, 1664 阅读, 1 评论, 收藏, 编辑标签：SQL SERVER/MSSQL SERVER/数据库/DBA/索引体系结构/堆概述本篇文章是关于堆的存储结构。堆是不含聚集索引的表（所以只有非聚集索引的表也是堆）。堆的 sys.partitions 中具有一行，对于堆使用的每个分区，都...

文章 2015-03-26 来自：开发者社区

SQL Server 深入解析索引存储(下)

原文:SQL Server 深入解析索引存储(下) 标签：SQL SERVER/MSSQL SERVER/数据库/DBA/索引体系结构/非聚集索引概述非聚集索引与聚集索引具有相同的 B 树结构，它们之间的显著差别在于以下两点：基础表的数据行不按非聚集键的顺序排序和存储。非聚集索引的叶层是由索引页而不是由数据页组成。 ...

文章 2015-03-26 来自：开发者社区

SQL Server 深入解析索引存储(中)

原文:SQL Server 深入解析索引存储(中) 标签：SQL SERVER/MSSQL SERVER/数据库/DBA/索引体系结构/堆概述本篇文章是关于堆的存储结构。堆是不含聚集索引的表（所以只有非聚集索引的表也是堆）。堆的 sys.partitions 中具有一行，对于堆使用的每个分区，都有 index_id = 0。默认情况下，一个堆有一个分区。...

文章 2015-03-23 来自：开发者社区

SQL Server 深入解析索引存储(上)

原文:SQL Server 深入解析索引存储(上) 标签：SQL SERVER/MSSQL SERVER/数据库/DBA/索引体系结构/堆概述最近要分享一个课件就重新把这块知识整理了一遍出来，篇幅有点长，想要理解的透彻还是要上机实践。正文聚集索引 --创建测试数据库 CREATE DATABASE Ixdat...

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