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主页>相关研究方向>数据仓库>SqlServer数据库>
SQL Server数据仓库相关概念及构建流程 点击:0
 1.多维数据集:多维数据集是联机分析处理 (OLAP) 中的主要对象,是一项可对数据仓库中的数据进行快速访问的技术。多维数据集是一个数据集合,通常从数据仓库的子集构造,并组织和汇总成一个由一组维度和度量值定义的多维结构。 2.维度:是多维数据集的结构性特性。它(2007-03-01)
微软升级SQL Server 2005数据管理分析平台 点击:0
 外电消息,微软公司近日发布了SQL Server 2005 SP2,对它的数据管理和分析平台进行了成功的升级。 微软公司还宣布扩展了虚拟化的使用权利,能够使用户在服务器中获得SQL Server 2005企业版完全许可的无限制的虚拟要求。 客户在使用虚拟化技术时需要最大的灵活性,无论目(2007-03-01)
[数据挖掘工具与应用] 使用 WebSphere Commerce Analyzer 以关联规则进行数据挖掘 点击:0
 引言 在您的 IBM WebSphere Commerce 数据库中所隐藏的东西是信息的固有价值所在,使用简单的分析是看不到模式的。这个信息帮助您更好的了解客户,并更准确的瞄准市场行为。数据挖掘是从大量的数据中萃取知识的一种科学。 数据挖掘是包含许多技术的多学科领域。关联规(2007-02-13)
SQL Server 2005 Integration Services - Performance - Part 30 点击:0
 Throughout our coverage of SQL Server 2005 Integration Services, we have been primarily concerned with newly introduced and improved features, spending considerably less time discussing its performance advantages over Data Transformation Services. H(2007-02-13)
SQL Server 2005 Integration Services - Performance - Part 31 点击:0
 In the previous installment of our series covering SQL Server 2005 Integration Services, we reviewed the innovative design of this technology and its impact on performance. Within the context of the dual architecture (divided into Control and Data F(2007-02-13)
SQL Server 2005 Integration Services - Message Queue Task - Part 32 点击:0
 After concluding a broad overview of various aspects of SQL Server 2005 Integration Services, ranging from its innovative architecture, through main package design principles, along with debugging and deployment techniques, to security and performan(2007-02-13)
SQL Server 2005 Integration Services - Lookup Transformation - Part 33 点击:0
 Continuing the overview of Data Flow components in SQL Server 2005 Integration Services, which we initiated in the previous installment of this series, we will focus now on the Lookup transformation. Its basic purpose is to combine data from two sou(2007-02-13)
SQL Server 2005 Integration Services - Fuzzy Lookup - Part 34 点击:0
 In the recent articles of our series dedicated to SQL Server 2005 Integration Services, we have been covering the most popular Data Flow components. The latest article focused on Lookup Transformation, which combines records from two sources based o(2007-02-13)
SQL Server 2005 Integration Services - Fuzzy Grouping - Part 35 点击:0
 Continuing the topic of data cleansing through applying approximate match algorithms, which we started in the most recent article of our series dedicated to SQL Server 2005 Integration Services, we will now present another Data Flow task in this cat(2007-02-13)
SQL Server 2005 Integration Services - Part 36 - Term Extraction and Term Lookup 点击:0
 As we have demonstrated in the recent installments of our series, in addition to handling standard tasks associated with data processing (available also in legacy Data Transformation Services), SQL Server 2005 Integration Services offers some new, u(2007-02-13)
SQL Server 2005 Integration Services - Part 37 - Derived Column Transformation 点击:0
 Continuing our coverage of SQL Server 2005 Integration Services Data Flow components, we will present Derived Column transformation, which, while serving primarily an auxiliary role, should not be ignored, since it offers considerable flexibility an(2007-02-13)
SQL Server 2005 Integration Services - Part 38 - Pivot Transformation 点击:0
 Extensive ETL (Extraction, Transformation, and Loading) capabilities that SQL Server 2005 Integration Services are based on, deliver such essential functionality as the combination and cleanup of data originating from heterogeneous sources or schedu(2007-02-13)
SQL Server 2005 Integration Services - Part 39 - Send Mail Task 点击:0
 Following presentation of the most popular Data Flow transformations in SQL Server 2005 Integration Services, we are revisiting the topic of Control Flow tasks, in order to make our coverage more complete. Among the most common tasks that have not y(2007-02-13)
SQL Server 2005 Integration Services - Part 40 - Web Service Task 点击:0
 In this installment of our series dedicated to SQL Server 2005 Integration Services, we will review a Web Service Control Flow task that exposes an infinite range of easily deployable features by leveraging capabilities present in the .NET Framework(2007-02-13)
SQL Server 2005 Integration Services 点击:0
 The importance of XML-based technologies is steadily increasing and this trend is reflected by a variety of new features in this category introduced in SQL Server 2005 Integration Services. One of the most prominent ones is the XML Control Flow task(2007-02-13)
SQL Server 2005 Integration Services 点击:0
 In the previous article of our series dedicated to SQL Server 2005 Integration Services, we started discussing various types of actions that can be performed using XML Control Flow task, covering its Validate and XSLT options. We will continue this(2007-02-13)
sql server 2005中的except和INTERSECT运算 点击:1
 (2007-01-27)
sql server 2005中的except和INTERSECT运算 点击:1
 (2007-01-27)
SQL 视图效率和连接超时设置 点击:1
 (2007-01-27)
sql server的保留关键字 点击:1
 (2007-01-27)
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