預設值為 OFF Azure SQL 資料庫 超大規模資料庫除外。 針對超大規模資料庫中的所有索引建置作業,除非使用可繼續的索引組建,否則一律會 SORT_IN_TEMPDBON。 針對可繼續的索引組建,SORT_IN_TEMPDB 一律會 OFF。 開啟 用來建置索引的中繼排序結果會儲存在 中 tempdb。 這可能會縮短建立索引所需的時間。
其中包括使用者定義類型變數或函數及使用者定義函數,但無法參考 Transact-SQL 陳述式。 partition_number必須存在,否則陳述式將會失敗。 WITH ( <single_partition_rebuild_index_option> ) SORT_IN_TEMPDB、MAXDOP、DATA_COMPRESSION和XML_COMPRESSION 是使用 (PARTITION = partition_number) 語法重建單一分割區時可以...
索引主要目的是提高了SQL Server系统的性能,加快数据的查询速度与减少系统的响应时间 。 但是索引对于提高查询性能也不是万能的,也不是建立越多的索引就越好。索引建少了,用 WHERE 子句找数据效率低,不利于查找数据。索引建多了,不利于新增、修改和删除等操作,因为做这些操作时,SQL SERVER 除了要更新数据表本身,还...
ObjectInSpace Gets the Boolean property value that specifies whether the object exists in isolation, or whether it is directly or indirectly connected to the instance of SQL Server. (从 SqlSmoObject 继承。) OnlineIndexOperation Gets or sets the Boolean property value that specifies whether the in...
SQL SQL Server 使用英语阅读 通过 Facebookx.com 共享LinkedIn电子邮件 CREATE FULLTEXT INDEX (Transact-SQL) 2025/01/03 适用于: SQL Server Azure SQL 数据库 Azure SQL 托管实例 为SQL Server 内数据库中的表或索引视图创建全文索引。 每个表或索引视图只允许有一个全文索引,并且每个全文索引会应用于单个表...
Applies to: SQL Server Azure SQL Database Azure SQL Managed Instance SQL database in Microsoft Fabric This article describes how to create, rebuild, or drop indexes online using SQL Server Management Studio or Transact-SQL. The ONLINE option allows concurrent user access to the underlying table ...
Using Transact-SQL Applies to: SQL Server Azure SQL Database Azure SQL Managed Instance SQL database in Microsoft Fabric This topic describes how to create a unique index on a table in SQL Server by using SQL Server Management Studio or Transact-SQL. A unique index guarantees that the index...
(繼承自 SqlSmoObject。) IsObjectInSpace Verifies whether the object is isolated or connected to the instance of SQL Server. (繼承自 SqlSmoObject。) IsVersion80SP3 (繼承自 SqlSmoObject。) MarkDropped (繼承自 SqlSmoObject。) MarkForDrop Marks the index to be dropped the next time that the...
Applies to:SQL ServerAzure SQL DatabaseAzure SQL Managed InstanceSQL database in Microsoft Fabric You can create clustered indexes on tables by using SQL Server Management Studio or Transact-SQL. With few exceptions, every table should have a clustered index. Besides improving query performance, a...
The fix for this issue is also included in the following general distribution release (GDR) updates: Security Update for SQL Server 2014 QFE This update includes Cumulative Update 8, this important fix, and the required MS15-058 security updates....