sql2008r2（SQL Server 2008 R2）
SQL Server 2008 R2
SQL Server 2008 R2 is a relational database management system (RDBMS) developed by Microsoft Corporation. It is an evolution of SQL Server 2008 and was released in April 2010. This version of SQL Server comes with a variety of new features and improvements, making it a popular choice for businesses of all sizes. In this article, we will explore some of the key features and enhancements of SQL Server 2008 R2.
1. Enhanced Reporting and Business Intelligence
One of the major highlights of SQL Server 2008 R2 is its enhanced reporting and business intelligence capabilities. The upgraded Reporting Services in this version provide improved data visualization tools and greater flexibility in creating and managing reports. With the addition of PowerPivot, users can analyze large sets of data from various sources and build interactive reports. The integration of SQL Server Analysis Services and SQL Server Integration Services further enhances the overall business intelligence capabilities of the RDBMS.
2. Master Data Services
Another significant feature introduced in SQL Server 2008 R2 is Master Data Services (MDS). MDS is a hub for organizing and managing an organization's master data, such as customer information, product details, or any other important data entities. It provides data governance functionalities, allowing users to create and manage data models, define data validation rules, and track changes to ensure data integrity. MDS helps organizations achieve a single version of truth for their critical data, leading to improved data quality and consistency across different applications and systems.
3. Scalability and Performance Improvements
SQL Server 2008 R2 introduces several scalability and performance enhancements over its predecessor. One of the notable improvements is the support for up to 256 logical processors and 2TB of memory on 64-bit operating systems. This allows SQL Server 2008 R2 to handle large workloads and provides better performance for resource-intensive applications. The introduction of the Resource Governor enables administrators to allocate system resources based on workload priorities, ensuring that critical applications receive the necessary resources for optimal performance.
Additionally, SQL Server 2008 R2 introduces a feature called SQL Server PowerPivot for SharePoint, which allows users to analyze massive amounts of data using familiar tools like Excel. It also supports Backup Compression, which reduces the size of database backups, leading to faster backup and restore operations. The multi-server management capabilities make it easier for administrators to manage and monitor multiple SQL Server instances from a single interface.
In conclusion, SQL Server 2008 R2 is a powerful RDBMS with enhanced reporting and business intelligence capabilities, the introduction of Master Data Services for improved data governance, and scalability and performance improvements. These features make it a valuable tool for organizations that require a reliable and efficient database management system.
