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SQL Server 2008 R2 : Creating and Managing Indexes - Types of Indexes |
SQL Server has two main types of indexes: clustered and nonclustered. They both help the query engine get at data faster, but they have different effects on the storage of the underlying data. The following sections describe these two main types of indexes and provide some insight into when to use each type. |
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SQL Server 2005 : Basic OLAP - OLAP 101 |
SQL Server first brought OLAP functionality to us in version 7 with OLAP Services, a product that was essentially separate from, though bundled with, SQL Server proper. SQL Server 2000 Analysis Services included better OLAP functionality and new data mining capabilities but offered only slightly better integration with the SQL Server relational database. |
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SQL Server 2005 : Report Server Architecture |
Reporting Services combines a mix of Microsoft technologies to create a scalable server-based reporting architecture. You can view this as a middle-tier server in your enterprise planning scenarios. It is one part Web server and one part database server, with a dash of .NET managed code to bring all the pieces together. |
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Transact-SQL in SQL Server 2008 : Change Data Capture (part 1) |
In SQL Server 2008, Microsoft introduced a new feature called Change Data Capture (CDC), which is designed to make it much easier and less resource intensive to identify and retrieve changed data from tables in an online transaction processing (OLTP) database. |
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Transact-SQL in SQL Server 2008 : Sparse Columns |
SQL Server 2008 provides a new space-saving storage option referred to as sparse columns. Sparse columns can provide optimized and efficient storage for columns that contain predominately NULL values. |
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SQL Server 2005 : Using Excel (part 1) - Working Within Excel |
The techniques described in this section require that MSQuery, an Excel installation option, be installed on your PC. If it is not, Excel will ask you at a certain point if you want to install it. When asked, you should answer Yes and supply your Office installation media if prompted. |
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