putting data together with joins

Bringing Related Data Together

... Creating Data Relations The DataRelation class, found within the System .Data namespace, makes table joins within a DataSet possible Each relationship includes a parent and a child The DataRelation ... values: ■■ System .Data. Rule.Cascade ■■ System .Data. Rule.SetNull ■■ System .Data. Rule.SetDefault ■■ System .Data. Rule.None By default, adding a DataRelation that links two tables in a DataSet adds both ... Chapter 5 Bringing Related Data Together 87 Summary This chapter demonstrated how individual DataTable instances can be joined together in an ADO.NET DataSet Each data table object includes many...

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Children security as part of the " living together with floods" strategy in the Mekong river delta, VietNam

Danh mục: Điện - Điện tử

... mitigation in the Mekong River Delta Living Together with Floods Structural measures Non-Structural measures Upgrading the hydro-meteorological monitoring network and data processing Building flood protection ... these integrated measures The “Living together with floods” policy, both theoretical and practical perspectives, should be evaluated in the coming study with highlighted survey on children security ... [ADRC] (2000) Vietnam: Flood 2000/0 Natural Disaster Data Book – 2005 Retrieved April 7, 2007, from http://web.adrc.or.jp/publications/databook/databook_2005_eng/eng.html Chung, V.K (2002) Vietnam's...

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Tài liệu Querying Data Asynchronously with Message Queuing docx

Danh mục: Kỹ thuật lập trình

... ConfigurationSettings.AppSettings["Sql_ConnectString"]); // Fill the Customer table in the DataSet with customer data DataSet ds = new DataSet( ); da.Fill(ds, "Customers"); // Create the result queue if it does ... ); // Create a DataAdapter to retrieve data for the specified customer String sqlText = "SELECT * FROM Customers WHERE CustomerID='" + customerId + "'"; SqlDataAdapter da = new SqlDataAdapter(sqlText, ... catch(MessageQueueException ex) { resultTextBox.Text = ex.Message; return; } // Create the customer DataSet from the message body DataSet ds = (DataSet)msg.Body; // Display the results of the query result.Append("QUERY...

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Tài liệu Module 7: Universal Data Access with ADO 2.5 docx

Danh mục: Quản trị mạng

... connect to a data source, retrieve selected data, and manipulate data ! Retrieving Data from a Database Explain that in an enterprise solution, it is critical that developers access databases efficiently ... _ "DATA SOURCE=HTTP://DataServer/Sales/" Module 7: Universal Data Access with ADO 2.5 33 Or you can specify a URL by using a connection string: objCon.Open "URL=HTTP://DataServer/Sales/" As with ... Data Access with ADO 2.5 Using ADO Objects ! Connection $ ! Command $ ! Records returned from a data source Record $ ! Command execution specific to data source Recordset $ ! Active session with...

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Tài liệu Updating a Data Source with Data from a Different Data Source doc

Danh mục: Kỹ thuật lập trình

... deleted records DataSet dsDelta = dsSource.GetChanges(DataRowState.Added | DataRowState.Modified | DataRowState.Deleted); if (dsDelta != null) // Update the destination with the delta DataSet daDest.Update(dsDelta, ... ADO.NET DataSet contains data and schema information within its contained objects, but not information about the provider that was used to retrieve the data or the original source of the data The DataSet ... tracks changes made to data by maintaining multiple versions of each row allowing the data to be reconciled later to a data source using a DataAdapter The data source to which the DataSet is reconciled...

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Tài liệu Wiley - Data Mining with Microsoft SQL Server 2008 (2009)01 pdf

Danh mục: Cơ sở dữ liệu

... Implementing a Data Mining Process Using Ofﬁce 2007 Introducing the Data Mining Client Importing Data Using the Data Mining Client Data Exploration and Preparation Discretizing Data with the Explore Data ... Creating Data Mining Objects Setting Up Your Data Sources Understanding Data Sources Creating the MovieClick Data Source Using the Data Source View Creating the MovieClick Data Source View Working with ... Microsoft Data Mining General Data Mining 581 581 582 583 584 584 585 586 586 586 Appendix A: Data Sets MovieClick Data Set Voting Records Data Set Wine Sales Foodmart College Plans Data Set 589...

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Tài liệu Wiley - Data Mining with Microsoft SQL Server 2008 (2009)02 pptx

Danh mục: Cơ sở dữ liệu

... online transaction processing (OLTP) databases and more than 70 data warehouses The ﬁrst step is to pull the relevant data into a database or a data mart where the data analysis is applied For example, ... Business Problems for Data Mining Anomaly detection — How you know whether your data is ‘‘good’’ or not? Data mining can analyze your data and pick out those items that don’t ﬁt with the rest Credit ... enough and must be supplemented with additional data For example, the log data from the web servers contains only data about web behavior and little (if any) data about the customers You may...

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Tài liệu Professional SQL Server 2000 Data Warehousing with Analysis Services docx

Danh mục: Cơ sở dữ liệu

... DSO) ROLAP Meta Data Analysis Server Data Source ROLAP Data (MD Data) HOLAP Relational Database MOLAP PivotTable Service Dimensional Database (Cubes) SQL Server Data Files OLE DB with OLAP extenstions ... Processing Power Data Availability Off-the-Shelf Data Mining Tools 458 459 459 459 Definition Operational Data Store vs Data Warehousing OLAP vs Data Mining Data Mining Models Data Mining Algorithms ... Marts Reports Data Mining In the next diagram of a typical data mart/OLAP system architecture, the data marts are populated with data from the data warehouse: Applications Feeding Data OLAP & Queries...

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.Exam 70-463: Implementing a Data Warehouse with Microsoft SQL Server 2012 pot

Danh mục: Hệ điều hành

... appropriate data model for a data warehouse ■■ Optimize the physical design of a data warehouse ■■ Extract data from different data sources, transform and cleanse the data, and load it in your data ... could be wrong Even with good data, you could still have different representations of the same data in different databases For example, gender in one database could be represented with the letters ... settings Build Data quality solutions 5.1 Install and maintain Data Quality Services 5.2 Implement master data management solutions 5.3 Create a data quality project to clean data Exam Objectives ...

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Devotions Upon Emergent Occasions Together with Death''''s Duel potx

Danh mục: Cao đẳng - Đại học

... furnished that church withal: and that I may associate thy word with thy sacrament, thy seal with thy patent; and in that sacrament associate the sign with the thing signified, the bread with the body ... people with him.[62] I am not able to pass this agony alone, not alone without thee; thou art thy spirit, not alone without thine; spiritual and temporal physicians are thine, not alone without ... alone, he wrestled with him, and lamed him;[68] that when, in the dereliction and forsaking of friends and physicians, a man is left alone to God, God may so wrestle with this Jacob, with this conscience,...

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Báo cáo khoa học: "A Flexible Stand-Off Data Model with Query Language for Multi-Level Annotation" ppt

Danh mục: Báo cáo khoa học

... token queries exactly one basedata element (i.e word) or one markable 3.1 Query Tokens Basedata elements can be queried by matching regular expressions Each basedata query token consists of a ... closed set of possible values The data model also supports associative relations between markables: Markable set relations associate arbitrarily many markables with each other in a transitive, ... case, a markable only identiﬁes a sequence (i.e span) of basedata elements (Figure 2) Normally, however, a markable is also associated with arbitrarily many user-deﬁned attribute-value pairs (Figure...

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Health Inequalities: Report, together with formal minutes doc

Danh mục: Sức khỏe người cao tuổi

... difficulties associated with it These difficulties not negate the importance of collecting these data, but serve to illustrate why such measurements need to be treated with caution 29 Data on socio-economic ... younger than counterparts without mental health problems.17 27 Health outcomes also vary by geographical area—there is a substantial but not complete overlap with social class, with some evidence of ... recording socioeconomic status, with some countries using different measures altogether; education, for example, is commonly used in Europe The best source of data for international comparisons...

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Báo cáo khoa học: The transmembrane domain of subunitbof theEscherichia coli F1FOATP synthase is sufficient for H + -translocating activity together with subunitsaandc doc

Danh mục: Báo cáo khoa học

... reconstituted with subunit b or b1)34 The ac subcomplexes were reconstituted either with stoichiometric amounts of subunit b or with a 6.7-fold stoichiometric excess of b1)34 Samples were treated with ... [13], nor subunit a together with the ring of c subunits [14] or the subunit c ring alone [13], can be held responsible for F1 binding Thus, subunit interactions occurring solely within the central ... coupling to F1 when reconstituted together with other FO subunits Whereas the soluble hydrophilic domain of subunit b has already been extensively characterized with respect to both structure and...

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data munging with perl - manning 2001

Danh mục: Kỹ thuật lập trình

... FOUNDATIONS 1 Data, data munging, and Perl 1.1 What is data munging? Data munging processes Data recognition Data parsing Data filtering Data transformation Why is data munging important? ... instead of writing three Data Source A Data Input A Data Munge A Data Output A Data Sink Data Source B Data Input B Data Munge B Figure 2.1 Separate munging and output processes Data Output B 20 CHAPTER ... our input data looks like and what we need to with it 6 CHAPTER Data, data munging, and Perl 1.1.3 Data parsing Having recognized your data you need to be able to something with it Data parsing...

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Behavioral Research Data Analysis with R docx

Danh mục: Kỹ thuật lập trình

... this chapter deals with data management with a SQL database These advanced data management topics can be skipped without loss of continuity or context Researchers working with Ecological Momentary ... Simulation 205 Data Management with a Database A.1 Create Database and Database Tables A.2 Enter Data ... 45,43,44,45,48,46,40,45,40,45,47,40) data1

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Exam 70-463: Implementing a Data Warehouse with Microsoft SQL Server 2012 pot

Danh mục: Kỹ thuật lập trình

... appropriate data model for a data warehouse ■■ Optimize the physical design of a data warehouse ■■ Extract data from different data sources, transform and cleanse the data, and load it in your data ... could be wrong Even with good data, you could still have different representations of the same data in different databases For example, gender in one database could be represented with the letters ... settings Build Data quality solutions 5.1 Install and maintain Data Quality Services 5.2 Implement master data management solutions 5.3 Create a data quality project to clean data Exam Objectives ...

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Data Analysis with Open Source Tools docx

Danh mục: Kỹ thuật lập trình

... 2011, NY Use your data – or lose Save 20% with code EBOOK www.it-ebooks.info Register Now Data Analysis with Open Source Tools www.it-ebooks.info www.it-ebooks.info Data Analysis with Open Source ... develop some familiarity with a few mathematical concepts There is simply no way around it (You can work with data without any math skills—look at what any data modeler or database administrator ... Here Further Reading C 472 479 481 WORKING WITH DATA 485 Sources for Data Cleaning and Conditioning Sampling Data File Formats The Care and Feeding of Your Data Zoo Skills Terminology Further Reading...

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microsoft press excel 2013, building data models with powerpivot

Danh mục: Cơ sở dữ liệu

... has PowerPivot got in common with this description of a data model? The data model in Excel is, in reality, a PowerPivot data model Whenever you add a table to the data model, you are really adding ... create a PowerPivot data model to work with, and that this data model can be created without enabling the PowerPivot add-in, which comes preinstalled but disabled Once the data model has been ... the nature of the data model, which is in reality a PowerPivot database, the feature is now available with the data model too PivotTables are really powerful tools to explore data Nevertheless,...

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exploratory data analysis with matlab - martinez and martinez

Danh mục: Điện - Điện tử

... of data analysis where the researcher examines the data without any pre-conceived ideas in order to discover what the data can tell him about the phenomena being studied Tukey contrasts this with ... difficult to see 1.5 Transforming Data In many real-world applications, the data analyst will have to deal with raw data that are not in the most convenient form The data might need to be reexpressed ... each row load yeast [n,p] = size (data) ; % Center the data datac = data - repmat(sum (data) /n,n,1); % Find the covariance matrix covm = cov(datac); We are going to use the covariance matrix in...

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Algorithms and data structures with applications to graphics and geometry

Danh mục: Kỹ thuật lập trình

... 192 Data structures 197 18 WHAT IS A DATA STRUCTURE? 199 18.1 Data structures old and new 199 18.2 The range of data structures studied 18.3 Performance criteria and measures 19 ABSTRACT DATA ... Cliffs, New Jersey 07632 Library of Congress Cataloging-in-Publication Data NIEVERGELT, JURG Algorithms and data structures: with applications to graphics and geometry / Jurg Nievergelt, Klaus Hinrichs ... Never lose touch with the wall; at all times, keep within one step of it Visit every spot along the wall in a monotonic progression The mental image of walking around a room with eyes closed,...

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