SQL Server Query Store
时间: 2024-05-23 14:16:20 浏览: 9
SQL Server Query Store is a feature introduced in SQL Server 2016 that helps to improve query performance troubleshooting. It captures a history of queries, query plans, and runtime statistics, allowing administrators to identify performance issues and make necessary adjustments. Query Store provides insights into query performance by tracking plan changes, runtime statistics, and execution details. Additionally, it simplifies query tuning by providing tools to identify poorly performing queries and the ability to force desired query plans. Overall, Query Store is a valuable tool for database administrators and developers looking to optimize query performance.
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sqlserver2012
SQL Server 2012 is a relational database management system (RDBMS) developed by Microsoft Corporation. It is the successor to SQL Server 2008 and is designed to provide enhanced business intelligence capabilities and improved performance. Some of the key features of SQL Server 2012 include:
1. AlwaysOn Availability Groups for high availability and disaster recovery.
2. Columnstore Indexes for improved query performance on large data sets.
3. Power View for interactive data visualization and reporting.
4. SQL Server Data Tools (SSDT) for integrated development and deployment of database applications.
5. Enhanced security with User-Defined Roles and Default Schema for Groups.
6. Support for Windows Server Core installation.
7. Built-in support for data compression and encryption.
SQL Server 2012 is available in various editions including Standard, Enterprise, Business Intelligence, and Express. It can be used on-premises or in the cloud with Microsoft Azure.
right sqlserver
SQL Server is a relational database management system (RDBMS) developed by Microsoft. It is used to store and manage data in a structured manner, using SQL (Structured Query Language) as the primary language for managing the data. SQL Server supports various data types and has features such as transaction management, data backup and recovery, and security and authorization controls. It is commonly used in enterprise-level applications for data management and analysis.