In SQL Server 2016, System versioned tables are the tables whose data is maintained in the history table. This history is maintained by SQL Server itself. All you need is to specify two additional datetime2 columns (SysStartTime and SysEndTime in the example below) and a clause with...
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System-Versioned Temporal Table,暂且容我管它叫版本由系统控制的临时表,它是 SQL Server 2016 中的新型用户表,用于保留完整的数据更改历史记录。 它之所以称为版本由系统控制的临时表,是因为每一行的有效期由数据库引擎管理。 每个临时表有两个显式定义的列,其中每个列都有一个datetime2数据类型。每当数据修改后,...
ChangeTableChangesTableReference ChangeTableVersionTableReference ChangeTrackingDatabaseOption ChangeTrackingFullTextIndexOption ChangeTrackingOption ChangeTrackingOptionDetail CharacterSetPayloadOption CheckConstraintDefinition CheckpointStatement ChildObjectName ClassifierEndTimeOption ClassifierImportanceOption Cla...
Learn how to stop versioning on your system-versioned temporal table either temporarily or permanently.
SQL Server 2016 的累积更新1 关于SQL Server 的累积更新 解决方法 若要解决此问题,请通过在CREATE TABLE语句中添加DATA_CONSISTENCY_CHECK = off子句来关闭数据一致性检查。 状态 Microsoft 已确认这是在“适用范围”部分中列出的 Microsoft 产品存在的问题。 参考 了解Microsoft 用于描述软件更新的 术语。订阅...
Database Research & Development: How to enable System-versioned Temporal Table on existing table of SQL Server 2016. You can enable it and can keep a history of change data in additional history table.
In this article Modifying System Data Viewing System Database Data Related Tasks Related Content Applies to: SQL Server Azure SQL Database Azure SQL Managed Instance SQL Server includes the following system databases. Expand table System databaseDescription master Database Records all the system...
In Microsoft SQL Server 2008, you enable the change data capture (CDC) feature for a database. You drop the cdc.change_tables CDC system table. You run the sp_cdc_disable_db stored procedure to disable CDC. In this scen...
您可以在 CREATE TABLE 和 ALTER TABLE 语句中将 SYSTEM_USER 函数与 DEFAULT 约束一起使用。 还可以将此函数用作任意标准函数。 如果用户名与登录名不同,则 SYSTEM_USER 返回登录名。 如果当前用户使用 Windows 身份验证登录到 SQL Server,则 SYSTEM_USER 返回如下形式的 Windows 登录标识名称:DOMAIN\user_login_...