designing data access applications using entity framework

Tài liệu Bài số 8: DYNAMIC DATA VỚI ADO.NET Entity Framework pdf

Ngày tải lên : 13/12/2013, 09:15

... Dynamic Data với ADO.NET Entity Framework 10 using System; using System.Collections.Generic; using System.Linq; using System.Web; using System.Web.DynamicData; using System.ComponentModel.DataAnnotations; ... 8: Dynamic Data với ADO.NET Entity Framework 1.3 Tạo Data Model với ADO.NET Entity Framework Trong ví dụ dùng ADO.NET Entity Framework để truy cập vào CSDL My_Database.mdf Để tạo Data Model, ... ADO.NET Entity Framework Các bước xây dựng Dynamic Data với ADO.NET Entity Framework Trả lời:  Tạo project Dynamic Data ADO.NET Entity Framework  Xây dựng Cơ sở liệu  Tạo Data Model với ADO.NET Entity...

15
963
15

Quảng trị web:Bài số 8- Dynamic Data với ADO.NET Entity Framework doc

Ngày tải lên : 20/06/2014, 23:20

... Dynamic Data với ADO.NET Entity Framework 10 using System; using System.Collections.Generic; using System.Linq; using System.Web; using System.Web.DynamicData; using System.ComponentModel.DataAnnotations; ... 8: Dynamic Data với ADO.NET Entity Framework 1.3 Tạo Data Model với ADO.NET Entity Framework Trong ví dụ dùng ADO.NET Entity Framework để truy cập vào CSDL My_Database.mdf Để tạo Data Model, ... ADO.NET Entity Framework Các bước xây dựng Dynamic Data với ADO.NET Entity Framework Trả lời:  Tạo project Dynamic Data ADO.NET Entity Framework  Xây dựng Cơ sở liệu  Tạo Data Model với ADO.NET Entity...

15
537
0

designing and developing windows applications using microsoft.net framework 4

Ngày tải lên : 31/05/2014, 00:47

... Chapter Designing the Data Access Layer 173 Objective 3.1: Choose the Appropriate Data Access Strategy 174 Understanding NET Data Access Technologies 174 Supporting Different Data Sources ... Files 237 Using SQL Scripts 237 Using the Vsdbcmd.exe Tool 238 Using Data- Tier Projects 239 Using SQL Server Database Projects 239 Publishing Databases from Server Explorer 240 Publishing Databases ... logic web service that validates data from clients and then stores it using a data access web service, you not necessarily need to revalidate the data at the data access web service However, doing...

337
807
0

designing and developing web applications using microsoft .net framework 4

Ngày tải lên : 18/10/2014, 11:56

... Chapter Designing Data Strategies and Structures 87 Objective 3.1: Design Data Access 87 Using ADO.NET 88 Using the Entity Framework 88 Using WCF Web Services 89 Using ... More Info Designing Data Access For information about communicating with a database, refer to Chapter 3, Designing Data Strategies and Structures.” When designing interactions between applications, ... architecture Designing Interactions Between Applications Modern web applications are rarely isolated to themselves They query databases, web services, and other applications to retrieve the data they...

302
892
0

getting started with entity framework 6 code first using mvc 5

Ngày tải lên : 20/10/2014, 14:10

... when needed and loads test data into the new database using using using using using using System; System.Collections.Generic; System.Linq; System.Web; System .Data. Entity; ContosoUniversity.Models; ... } Specifying entity sets This code creates a DbSet property for each entity set In Entity Framework terminology, an entity set typically corresponds to a database table, and an entity corresponds ... with Entity Framework Code First using MVC Tom Dykstra, Rick Anderson Summary: The Contoso University sample web application demonstrates how to create ASP.NET MVC applications using the Entity Framework...

292
1.3K
0

getting started with the entity framework 4.1 using asp.net

Ngày tải lên : 20/10/2014, 14:21

... a database to be created when needed and loads test data into the new database usingSystem; usingSystem.Collections.Generic; usingSystem.Linq; usingSystem.Web; 24 usingSystem .Data. Entity; usingContosoUniversity.Models; ... existing code with the following code: usingSystem; usingSystem.Collections.Generic; usingSystem .Data. Entity; usingContosoUniversity.Models; usingSystem .Data. Entity. ModelConfiguration.Conventions; ... how to use the Entity Framework Entity Framework Development Approaches 11 As shown in the following diagram, there are three ways you can work with data in the Entity Framework: Database First,...

256
545
0

CÁC ĐỐI TƯỢNG TRUY CẬP DỮ LIỆU (DATA ACCESS OB

Ngày tải lên : 30/09/2013, 06:20

... cần khai báo đối tượng Database Chẳng hạn như: Dim Set db As db = Database OpenDatabase(" \ \baigiang.mdb") Cú pháp đầy đủ phương thức OpenDatabase: Set database = OpenDatabase (dbname, options, ... OpenDatabase để tạo đối tượng Database Ta dùng phương thức OpenDatabase phép đối tượng Database tham khảo đến sở liệu cụ thể, đối số bắt buộc phương thức chuỗi, kết trả đối tượng Database, trước sử dụng ... đối tượng Database sau: Dim db As Database Đối tượng Database có nhiều phương thức, ta xét qua phương thức quan trọng cho phép ta thao tác với sở liệu II.1.1 Sử dụng phương thức OpenDatabase để...

10
708
4

Introducing the Entity Framework

Ngày tải lên : 03/10/2013, 00:20

... turn defines the path to the database home for each piece of data Mapping files use an msl file extension Using the Entity Framework Using a model in the Entity Framework requires four essential ... Running Framework Queries The Entity Framework provides four key methods for querying data exposed by the entity model ■■ Write SQL-like queries using the Entity SQL language Chapter 15, “Querying Data ... the Entity Framework is, naturally, the Entity With its ADO.NET core, you might think, incorrectly, that an entity finds its parallel in the DataSet or DataTable Instead, the parallel for an entity...

12
599
0

Embedded Control Applications Using AT89S52

Ngày tải lên : 03/10/2013, 01:20

... ww1.microchip.com/downloads/en/DeviceDoc/30292c.pdf: PIC datasheet 36 web.mit.edu/rec/datasheets/PIC16F84.pdf PIC Data sheet 37 www.atmel.com/dyn/resources/prod_documents/doc1919.pdf AT 89S52 datasheet 38 www.keil.com/dd/docs/datashts/atmel/at89s52_ds.pdf ... read data and display the data on LCD) } } } }}} void line(int i) { if (i==1) { RS=0; RW=0; P1=0×80; ENABLE(); RS=1; } else { RS=0; RW=0; P1=0×C0; ENABLE(); 132 Embedded Control Applications Using ... input before reading*/ data_ read[address]=P0; INIT(); line(); P1=( (data_ read[address] /1000)+0×30); enable(); P1=( ( (data_ read[address] / 100)%10)+0×30); enable(); P1=( ( (data_ read[address] /10)%10)+0×30);...

44
286
0

Data Access Layer

Ngày tải lên : 03/10/2013, 01:20

... E-commerce database mapped using Entity Framework Entity Framework is, conceptually, the older brother of LINQ to SQL Whereas L2S can only manage a 1–1 mapping of domain objects to database tables, ... success; } 173 CHAPTER ■ DATA ACCESS LAYER private void DisconnectFromDatabase() { if (_databaseConnection.State != ConnectionState.Open) { _databaseConnection.Close(); } } private IDataReader ExecuteReadCommand(IDbCommand ... command) { IDataReader dataReader = null; if (_databaseConnection.State == ConnectionState.Open) { dataReader = command.ExecuteReader(); } return dataReader; } private User CreateUserFromReader(IDataReader...

22
464
0

Data Access and Networking

Ngày tải lên : 05/10/2013, 03:20

... CHAPTER ■ DATA ACCESS AND NETWORKING ... /> < /data: DataGridTemplateColumn.CellTemplate> < /data: DataGridTemplateColumn>

16
381
0

Introduction to Data Access

Ngày tải lên : 05/10/2013, 04:20

... INTRODUCTION TO DATA ACCESS Listing 5-7 Saving the Registration of a New Player private NewsletterSubscriptionDataAccess subscriptionDataAccess; private MembershipDataAccess membershipDataAccess; public ... java.sql.SQLException; public class NewsletterSubscriptionDataAccess { private DataSource dataSource; public void setDataSource(DataSource dataSource) { this.dataSource = dataSource; } public void addNewsletterSubscription(int ... NewsletterSubscriptionDataAccess subscriptionDataAccess; public void subscribeMemberToNewsletter(Member member, String email) throws MyDataAccessException { subscriptionDataAccess.addNewsletterSubscription(member.getId(),...

28
366
0

Data Access

Ngày tải lên : 05/10/2013, 10:20

... CHAPTER I DATA ACCESS system .data windows system.webServer mscorlib system .data. oledb system .data. oracleclient system .data. sqlclient configProtectedData satelliteassemblies system .data. dataset ... Page 229 CHAPTER I DATA ACCESS Class Description System .Data. Common.DbDataAdapter This class is used to fill a DataSet class with data from a relational database System .Data. DataSet An in-memory ... Page 230 CHAPTER I DATA ACCESS Table 9-3 Continued Namespace DLL Description Oracle.DataAccess Client Oracle.DataAccess Client.dll The Oracle data provider for NET (ODP.NET) is a database provider...

30
446
0

DSP applications using C and the TMS320C6X DSK (P3)

Ngày tải lên : 17/10/2013, 19:15

... results if the data accessed are in different memory banks Separate buses for program, data, and direct memory access (DMA) allow the C6x to perform concurrent program fetches, data read and write, ... controller reads data from the data receive register (DRR) and writes data to be transmitted to the data transmit register (DXR) The transmit shift register (XSR) shifts these data to DX The receive ... from one data path to access a 32-bit operand from the register ﬁle on the opposite side There can be a maximum of two cross-path source reads per cycle Each functional unit side can access data...

41
573
1

Database Design Using Entity-Relationship Diagrams

Ngày tải lên : 22/10/2013, 10:15

... students in database classes and to help database practitioners in understanding how to arrive at a definite, clear database design using an entity relationship (ER) diagram In designing a database ... is: The Entity This database records data about Entity For each Entity in the database, we record att(1), att(2), att(3), …, att(n) The Attributes For atomic attributes, a(j): For each Entity, ... Database Design Using EntityRelationship Diagrams Sikha Bagui Richard Earp AUERBACH PUBLICATIONS A CRC Press Company Library of Congress Cataloging-in-Publication Data Bagui, Sikha, 1964Database...

321
493
0

Module 8: Designing Data Services

Ngày tải lên : 22/10/2013, 17:15

... discusses legacy data and some considerations for deciding how to access the data " Host-Based Data Access Design " Accessing Host-Based Data and Applications " Selecting a Legacy Data Access Technology ... new applications to access legacy data ADO also supports access to many new data stores, so it can be an ideal data access technology for an application that must access legacy data and data ... applications Lead-in To access legacy data, you need a data access method Two common methods are ADO and COMTI " Using ADO to access host-based data on: $ " AS/400, DB2, VSAM Using COMTI to access host-based...

24
241
0

DSP applications using C and the TMS320C6X DSK (P4)

Ngày tải lên : 24/10/2013, 09:15

... ltmodlt(short data) { data = lter (data, lter1); data = sinemod (data) ; data = lter (data, lter2); return data; } //init DSK using polling //init 1st lter buffer //init 2nd lter buffer //input new sample data ... sample data move down //y=h[N-1]x[n-(N-1)]+ +h[0]x[n] //update sample data move down //y=h[N-1]x[n-(N-1)]+ +h[0]x[n] //update sample data move down //h[N-2]x[n-(N-2)]+ +h[0]x[n] //update sample data ... void c_int11() { short sample _data; //ISR sample _data = input_sample(); yn = rcircfunc(sample _data, h,N); output_sample(yn >> 15); return; } //newest input sample data //ASM func passing to A4,B4,A6...

57
478
1

DSP applications using C and the TMS320C6X DSK (P5)

Ngày tải lên : 28/10/2013, 16:15

... PROGRAMMING EXAMPLES USING C CODE Five examples are introduced to illustrate implementation of an IIR ﬁlter using the cascaded direct form II structure and the generation of a tone using a difference ... wave using this alternative difference equation This difference equation is calculated within the interrupt service routine (ISR) using an alternative scheme to the Programming Examples Using ... Example 5.1: IIR Filter Implementation Using Second-Order Stages in Cascade (IIR) Figure 5.9 shows a listing of the program IIR.c that implements a generic IIR ﬁlter using cascaded second-order stages...

23
479
0

Module 9: The Transactional Data Access Layer

Ngày tải lên : 05/11/2013, 12:15

... same data access technologies as that of the nontransactional DAL The following data access technologies were covered in Module 8, “The Nontransactional Data Access Layer”: ! Microsoft Data Access ... modules that focus on the data access layer (DAL) In Module 8, “The Nontransactional Data Access Layer,” you learned about data retrieval In this module, you will learn about data manipulation After ... DAL: Module 8, “The Nontransactional Data Access Layer” and Module 9, “The Transactional Data Access Layer.” The DAL is an application’s means of access to data services After completing this...

34
428
0

DSP applications using C and the TMS320C6X DSK (P6)

Ngày tải lên : 07/11/2013, 10:15

... the data in memory (on an 8-byte boundary) Both the input data and the twiddle constants are structured as “complex.” The input signal consists of sine data values set in a table as real input data ... iobuffer: used to output a processed data as well as acquiring a new input sampled data x1: contains the magnitude (scaled) of the tranformed (processed) data On every sample period, an interrupt ... DFTs using DIT Decimation-in-Time FFT Algorithm with Radix-2 193 FIGURE 6.9 Decomposition of two four-point DFTs into four two-point DFTs using DIT FIGURE 6.10 Eight-point FFT ﬂow graph using...

34
473
0