sql server高可用_SQL Server 2019常规可用性和安装概述

sql server高可用

介绍 (Introduction)

On November 4th, 2019, during the Ignite conference at Orlando, Microsoft released the General Availability of its flagship product Microsoft SQL Server 2019. SQL 2019 provides various enhancements to its core database engine and offers integration with Big data (Apache Spark, Data Lake), Machine learning, Linux/container compatibility with Kubernetes.

在2019年11月4日于奥兰多举行的Ignite会议上,Microsoft发布了其旗舰产品Microsoft SQL Server 2019的General Availability.SQL 2019对其核心数据库引擎进行了各种增强,并提供了与大数据的集成(Apache Spark,Data Lake) ,机器学习,Linux /容器与Kubernetes的兼容性。

Microsoft is very excited about this new release as it takes a big leap in the integration of the database engine with other exciting features and technologies.

微软对此新版本感到非常兴奋,因为它在数据库引擎与其他令人兴奋的功能和技术的集成方面取得了长足的进步。

sql server高可用_SQL Server 2019常规可用性和安装概述_第1张图片

We can download the General Availability release from the link by clicking on Try now:

通过单击立即尝试,我们可以从链接下载General Availability版本:

sql server高可用_SQL Server 2019常规可用性和安装概述_第2张图片

SQL 2019版本历史 (SQL 2019 release history)

In the following table, we can get information about SQL 2019 releases, build versions and released dates:

在下表中,我们可以获得有关SQL 2019版本,内部版本和发布日期的信息:

Build Name

Build version

Released date

Servicing Update for SQL Server 2019 RTM

15.0.2070.41

2019-11-04

General Availability – GA

15.0.2000.5

2019-11-04

Release candidate refresh for Big data cluster

15.0.1900.47

2019-08-29

Release candidate -1

15.0.1900.25

2019-08-21

Microsoft SQL Server 2019 Community Technology Preview 3.2

15.0.1800.32

2019-07-24

Microsoft SQL Server 2019 Community Technology Preview 3.1

15.0.1700.37

2019-06-26

Microsoft SQL Server 2019 Community Technology Preview 3.0

15.0.1600.8

2019-05-17

Microsoft SQL Server 2019 Community Technology Preview 2.5

15.0.1500.28

2019-05-17

Microsoft SQL Server 2019 Community Technology Preview 2.4

15.0.1400.75

2019-03-16

Microsoft SQL Server 2019 Community Technology Preview 2.3

15.0.1300.359

2019-02-15

Microsoft SQL Server 2019 Community Technology Preview 2.2

15.0.1200.24

2019-12-05

Microsoft SQL Server 2019 Community Technology Preview 2.1

15.0.1100.94

2018-11-01

Microsoft SQL Server 2019 Community Technology Preview 2.0

15.0.1000.34

2018-09-18

内部名称

内部版本

发布日期

SQL Server 2019 RTM的服务更新

15.0.2070.41

2019-11-04

全面上市– GA

15.0.2000.5

2019-11-04

发布大数据集群的候选刷新

15.0.1900.47

2019-08-29

发布候选-1

15.0.1900.25

2019-08-21

Microsoft SQL Server 2019社区技术预览版3.2

15.0.1800.32

2019-07-24

Microsoft SQL Server 2019社区技术预览版3.1

15.0.1700.37

2019-06-26

Microsoft SQL Server 2019社区技术预览版3.0

15.0.1600.8

2019-05-17

Microsoft SQL Server 2019社区技术预览版2.5

15.0.1500.28

2019-05-17

Microsoft SQL Server 2019社区技术预览版2.4

15.0.1400.75

2019-03-16

Microsoft SQL Server 2019社区技术预览版2.3

15.0.1300.359

2019-02-15

Microsoft SQL Server 2019社区技术预览版2.2

15.0.1200.24

2019-12-05

Microsoft SQL Server 2019社区技术预览版2.1

15.0.1100.94

2018-11-01

Microsoft SQL Server 2019社区技术预览版2.0

15.0.1000.34

2018-09-18

Let us explore in brief new features of SQL Server 2019.

让我们简要探讨SQL Server 2019的新功能。

数据库引擎增强 (Database engine enhancements)

SQL Server 2019 supports various database engine enhancements over previous versions.

SQL Server 2019支持对早期版本的各种数据库引擎增强功能。

兼容性 (Compatibility )

SQL 2019 has compatibility with SQL Server on Azure VMs, Azure SQL Database Azure, SQL Database Edge. Azure SQL Database Edge is a preview version of SQL running on edge devices supporting ARM processors.

SQL 2019与Azure VM,Azure SQL数据库Azure,SQL数据库边缘上SQL Server兼容。 Azure SQL数据库边缘是在支持ARM处理器的边缘设备上运行SQL的预览版。

智能查询处理 (Intelligent Query Processing)

It extends the SQL Server 2017 Intelligent Query Processing (IQP) feature with the new database compatibility level 150.

它以新的数据库兼容级别150扩展了SQL Server 2017智能查询处理(IQP)功能。

行存储中的批处理模式 (Batch mode on row store)

It provides batch mode execution for data analytics. It does not use columnstore indexes. We can use this feature where the column store index creates overhead for the data workload

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