databases and ado net the spy database

Tài liệu Differences Between ADO and ADO.NET docx

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Tài liệu Module 1: Data-Centric Applications and ADO.NET pptx

... Applications and ADO. NET Lesson: ADO. NET Architecture ! What Is ADO. NET? ! What Are the Data-Related Namespaces? ! Evolution of ADO to ADO. NET ! The ADO. NET Object Model ! Using ADO. NET Classes in ... information about the reasons for the changes between ADO and ADO. NET 14 Module 1: Data-Centric Applications and ADO. NET The ADO. NET Object Model DataSet SQL Server NET SQL Server NET Data Provider ... both XML and ADO. NET within the NET Framework Benefits ADO. NET provides the following advantages over other data access models and components: ! Interoperability ADO. NET uses XML as the format...

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Data Models, Datasets, and the ADO.NET Interface

Danh mục: Kỹ thuật lập trình

... at the last piece of the puzzle the ADO. NET C# interface code Before we start analyzing the C# code, let me give you a quick introduction to ADO. NET What Is ADO. NET? In simple words, ADO. NET ... DATASETS, AND THE ADO. NET INTERFACE Figure 3-1 Connecting to a SQL Server instance In Object Explorer, right-click the Databases node, and select Attach (see Figure 3-2) Figure 3-2 Select the Databases ... DATASETS, AND THE ADO. NET INTERFACE Figure 3-15 The first screen of the wizard lets you choose a data type Figure 3-16 The second screen of the wizard establishes the connection to the database...

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Create and Execute On-the-Fly Batch Updates by Using ADO.NET

Danh mục: Cơ sở dữ liệu

... Enter the following code to the Click event btnExecute When the command is instantiated in this case, the string in the txtSQL text box is passed as the CommandText The CommandType is set as CommandType.Text ... The connection is then open Finally, the command is executed with the ExecuteNonQuery method, with the ToString passing back the number of records that were affected to the Text property of the ... valid SQL statement is entered into the text box with the label Update Statement to Execute: and the Execute button is clicked, the command entered is executed, and the number of records that were...

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Tài liệu Using ADO.NET Databases docx

Danh mục: Kỹ thuật lập trình

... Server 2005 Express and run the instnwnd.sql script This script contains the SQL commands that create the Northwind Traders database and the tables in the database, and fills them with some sample ... “Creating and Using a Web Service.” Ensure the Database icon is selected, and then click Next The next page of the wizard prompts you to provide information about the connection to the database ... tables or views in the database, or access the results of stored procedures and functions in SQL Server 10 Expand the Tables folder and select the Products and Suppliers tables The wizard generates...

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Tài liệu create and Execute On-the-Fly Batch Updates by Using ADO.NET docx

Danh mục: Cơ sở dữ liệu

... Enter the following code to the Click event btnExecute When the command is instantiated in this case, the string in the txtSQL text box is passed as the CommandText The CommandType is set as CommandType.Text ... The connection is then open Finally, the command is executed with the ExecuteNonQuery method, with the ToString passing back the number of records that were affected to the Text property of the ... valid SQL statement is entered into the text box with the label Update Statement to Execute: and the Execute button is clicked, the command entered is executed, and the number of records that were...

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Professional ADO.NET 3.5 with LINQ and the Entity Framework pps

Danh mục: Kỹ thuật lập trình

... 1-1 The ADO. NET team owns the LINQ to ADO. NET group members, which includes LINQ to Entities, LINQ to DataSets, and LINQ to SQL The C# group owns the LINQ specification and LINQ to Objects, the ... wisely adopted for EF v2 Finally, thanks to all the members of the LINQ, LINQ to SQL, and EF teams who patiently answered my and other users’ questions in the LINQ Project General, and ADO. NET Entity ... Studio 2005 and the Visual Basic 8.0 and C# 2.0 languages ADO. NET 3.5 introduces many new language and data access features to ADO NET 2.0 and its DataSet-oriented programming model The primary objectives...

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Knowledge discovery in biomedical research and drug design the development and application of biological databases

Danh mục: Cao đẳng - Đại học

... volumes Some databases (named derisive databases) are generated from the existing databases (named parent databases) The information of these databases is closely impacted by the databases they are ... interests Databases of this category can include databases with original experimental data or derived databases that are based on the general databases The characteristics of these databases ... This trend has brought up the tide of development of databases and the analysis software based CHAPTER 11 on the databases in recent years Other than the well constructed databases, much information...

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Module 5: Reading and Writing XML with ADO.NET

Danh mục: Cơ sở dữ liệu

... from the data file by following these steps: Add a copy of the XML document into the Solution Explorer, and then view the document Viewing the document in XML view, right-click the file, and then ... can you this? First, load the data from the database into a DataSet Next, create an XmlDataDocument object and synchronize it with the DataSet Use the XmlDataDocument as the information source for ... herein may be the trademarks of their respective owners Module 5: Reading and Writing XML with ADO. NET iii Instructor Notes Microsoft® ADO. NET uses XML as the format for managing and moving data...

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Tài liệu Module 7: Building and Consuming a Web Service That Uses ADO.NET ppt

Danh mục: Quản trị mạng

... expand the Web References folder and then expand localhost Notice that CustDS.xsd describes the schema of the DataSet returned by the Web service In the Class View, expand ClientList and then ... Close the Internet Services Manager ! Test the Web service Right-click Service1.asmx, and then click Browse With Select Microsoft Internet Explorer from the list and then click Browse Examine the ... Building and Consuming a Web Service That Uses ADO. NET 19 ! To rebuild and test the Windows application In the Windows Application project named OnTheRoad, expand the Web References folder In the...

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Tài liệu Professional ADO.NET 2 Programming with SQL Server 2005, Oracle and MySQL (P2) ppt

Danh mục: Kỹ thuật lập trình

... even with ADO. NET, there’s still room to grow The transition to ADO. NET 2.0 is not a drastic one For the most part, Microsoft and the developers who use ADO. NET like it the way it is In the 2.0 ... DataAdapter — The DataAdapter object is what bridges the gap between the DataSet and the data source The DataAdapter is responsible for retrieving the data from the Command object and populating the DataSet ... basic steps: Open the session Process the command Access the data Prepare a rowset OLE-DB Consumers The other half of the OLE-DB framework is the OLE-DB consumer The consumer is the layer that speaks...

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Tài liệu Professional ADO.NET 2 Programming with SQL Server 2005, Oracle and MySQL (P1) docx

Danh mục: Kỹ thuật lập trình

... caring father and mother, my loving brother, and to the Almighty, for giving me the power to work every day —Anand Narayanaswamy, Technical Editor Acknowledgments The initial planning and thinking ... available in the ADO. NET 2.0 Framework and how to integrate them with Microsoft SQL Server 2005 and other data sources It covers locking, replication, and other design issues ❑ Chapter 7—Covers the details ... Information Chapter 3: ADO. NET Essentials Not Another ADO Release! No Revolutions Obsolete APIs APIs in Their Twilight Months The Generic Factory Model Providers ADO. NET to the Rescue DbProviderFactories...

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Tài liệu Edit Data and Update Changes That Are Made to an ADO.NET pdf

Danh mục: Cơ sở dữ liệu

... object, the BeginEdit method is called, and then each of the controls is stored back into the columns of the same names, if they exist The EndEdit method is then called to complete the editing of the ... the editing of a DataRow You will see these objects with their properties and methods used in the following steps Steps Open and run the VB .NET- Chapter solution From the main form, click on the ... A CommandBuilder object is created to create the Update command for the DataAdapter object The DataAdapter Update method is called to update the dataset with the data changed and then the AcceptChanges...

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Tài liệu Using ADO.NET and SQL Server DBMS Transactions Together doc

Danh mục: Kỹ thuật lập trình

... transaction If the stored procedure has rolled back the transaction, it is not rolled back by the NET code All other errors raised while executing the stored procedure are rolled back by the NET code ... from a NET manual transaction, the transaction count entering the stored procedure is Using the SQL BEGIN TRAN command in the stored procedure creates a nested transaction, increasing the transaction ... returned by the function @@TRANCOUNT The error simply sends a message to the client and does not affect execution of the stored procedure It doesn't mean that the DBMS transaction in the stored...

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Tài liệu Add and Delete Rows in a Dataset with ADO.NET pdf

Danh mục: Cơ sở dữ liệu

... the Add button, the text boxes are all blanked out, and the mblnAdd flag is set as True Then, after the user adds his information and clicks the Save button, the new record is added back to the ... ocbCustIndiv.GetInsertCommand 82 Else 83 ' Have the command builder create an update SQL command 84 modaCustIndiv.UpdateCommand = ocbCustIndiv.GetUpdateCommand 85 End If 86 87 ' Perform the specified SQL command; then ... Boolean Enter the following code to the Click event btnAdd The first task is to set the mblnAdd variable to True Then the routine clears the current text in the text boxes It also enables the text...

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Tài liệu USER’S GUIDE TO THE -IR- DATABASE INDIANA REGISTER — AND — INDIANA ADMINISTRATIVE CODE doc

Danh mục: Cơ sở dữ liệu

... all of the powers and duties of an agency to another agency and has saved the related rules of the prior agency and transferred them to the successor agency related to the subject Voided The Indiana ... (a) The board may any of the following: (1) Establish and amend rules and regulations: (A) for the administration and regulation of the fund and the board's affairs; and (B) to effectuate the ... support the policy rationale and types and quantifications of the costs and benefits f The sources relied upon in determining and calculating the costs and benefits 3) The Notice of Intent When the...

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The Design and Implementation of a Sequence Database System * docx

Danh mục: Cơ sở dữ liệu

... the width of the records Note that the SHORE Array implementation is the most efficient whateverthe cardinality or width of the sequence.Therefore, in all the remaining experiments,this was the ... demonstrates use of the FROM clause ,and the the OVER clausefor moving window aggregates.When there is more than one sequence specifiedin the FROM clause,there is an implicit join betweenthem on the position ... varied the overlap from 90% of the valid-range to 109b ,and executedthe query with (RNGPROP) and without (NOPROP) the valid-range optimization The results are shown in Figure 10 The smaller the overlap...

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$Diffraction, Non-Crystallinity, and the PDF Database pdf$

Diffraction, Non-Crystallinity, and the PDF Database pdf

Danh mục: Cơ sở dữ liệu

... difficulty in specifying the precise positions of these maxima Further, these ‘maxima’ are likely shifted from the true underlying positions of the major Bragg peaks due to the significant overlap ... j⎥ ⎦ The lower the index value, the better the match, giving a perfect match and 100 a complete non-match We can use this relationship to rank the match between full patterns from a given database ... larger databases for identifying true unknown materials would be slow and subjective • An automated full-pattern comparison would be desirable to screen the database for most-likely matches The...

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ADO.NET and LINQ connect

Danh mục: Cơ sở dữ liệu

... 1-1 The ADO. NET team owns the LINQ to ADO. NET group members, which includes LINQ to Entities, LINQ to DataSets, and LINQ to SQL The C# group owns the LINQ specification and LINQ to Objects, the ... wisely adopted for EF v2 Finally, thanks to all the members of the LINQ, LINQ to SQL, and EF teams who patiently answered my and other users’ questions in the LINQ Project General, and ADO. NET Entity ... Studio 2005 and the Visual Basic 8.0 and C# 2.0 languages ADO. NET 3.5 introduces many new language and data access features to ADO NET 2.0 and its DataSet-oriented programming model The primary objectives...

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CHAPTER 1 ■ INTRODUCING THE ADO.NET 4.0 ENTITY FRAMEWORK The first version of the Entity docx

Danh mục: Kỹ năng nói tiếng Anh

... Select the ADO. NET Entity Data Model template and click Add Selecting the ADO. NET Entity Data Model template will begin the Entity Data Model Wizard The first step in the wizard lets you choose the ... Figure 2-1 The Add New Item dialog In the list of Installed Templates on the left side of the dialog, select the Data node This will list all the Data object templates, among them the ADO. NET Entity ... doesn’t need to Neither the type of database nor the schema itself is completely unknown to the Entity Framework, and they will have no impact on your model Out of the box, the Entity Framework...

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