Use this statement frequently to view poorly-performing SQL statements:
SELECT creation_time N ' statement compile time '
, Last_execution_time N ' last Execution time '
, total_physical_reads N ' total number of physical reads '
, Total_logical_
SELECT Top 1000
O.name as table name
, I.name as index name
, i.index_id as index ID
, dm_ius.user_seeks as Search times
, Dm_ius.user_scans as scan times
, dm_ius.user_lookups as lookup times
, dm_ius.user_updates as update times
, the
I. INTRODUCTION
Although companies often collect and store large amounts of data, it is sometimes difficult to display data in detail, and it is difficult to provide insights into what will happen in business so that business decision-makers can
Original: SQL Server 2008 Performance Troubleshooting (i)--IntroductionRemark: I spent a lot of work time translation, no plagiarism, allow reprint, but please indicate the source. Because of the length, not a post all finished, but also not so fast
In SQL Server 2008, the relational database engine is relatively new, and this article will focus on the new features that application developers and database administrators are more concerned about.
New features related to developers:
Change Data
Original: SQL Server 2008 Spatial Data Application Series II: the Spatial Index FoundationIn the previous blog post, we learned some basic knowledge about geographic information, and also learned about the spatial reference system, including the
SQL Server FileStream details,
FILESTREAM is a new feature in SQL Server 2008. It allows you to store and enlarge object data in the form of an independent file, instead of storing all data in a data file. In the past, there were two methods to
New array mobile day
Q: our current RAID will soon be filled up, so we need to move some SQL Server 2005 databases to other locations. The new array is ready and I have been preparing for the mobile database. I just found that one of the databases
The Internet age data is exploding, and we often need to store structured and unstructured data (such as documents, presentations, videos, audio, images) together. There are usually several scenarios:
1. Storing structured data in a database,
Some of the new features of SQL Server 2008 and its uniqueness:Set up and installSetup and installation of SQL Server 2008 are also improved. Configuration data and engine bits have been separated, so it makes it possible to create a disk image of a
As a database developer, you are responsible for creating and managing databases and tables. When creating a table, maintaining data integrity is important to you. To ensure that the data in the table is accurate, consistent, and reliable, SQLServer
SQL Server 2005 SP2 brought us the vardecimal function. At that time, a new storage format-vardecimal was introduced for the decimail and numeric data types. The vardecimal storage format allows storage of the decimal and numeric data types as a
Microsoft. net Framework 3.5 Service Pack 1 is a cumulative update, which contains many. net Framework 2.0, 3.0, and 3.5. net Framework 2.0 Service Pack 2 and. net Framework 3.0 Service Pack 2 cumulative updates.
. NET Framework 3.5 Service Pack 1
Abstract:This article describes how to migrate a local database to an SQL azure database, an error message "deprecated feature 'more than two-part column name' is not supported in this version of SQL Server. "(" the column name contains more than
Microsoft today released the final version of the first SP service package for. NET Framework 3.5. This is a cumulative update that includes many new features continuously generated based on. NET Framework 2.0, 3.0, and 3.5. In addition. net
Microsoft introduced the Upgrade Advisor (Upgrade Advisor) in SQL Server 2005. This tool can debug and analyze your current SQL Server database in a secure environment before executing the SQL Server database upgrade plan. The key to success in any
As a database developer, you are responsible for creating and managing databases and tables. When creating a table, maintaining the integrity of the data is important to you. To ensure that the data in the table is accurate, consistent, and reliable,
SQL Server stored procedures can be Transact-SQL (T-SQL) statements, or. NET Framework's common language runtime (CLR), which is designed to facilitate database queries. They accept input parameters, return output parameters, can be executed in the
fixed server roles:Described in the order of the lowest-level roles (bulkadmin) to the highest level of the role (sysadmin):Bulkadmin: Members of this server role can run BULK INSERT statements. This statement allows data to be imported from a text
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