identifying data access requirements

Ngày tải lên: 17/01/2014, 09:20

... Activity 3.1: Identifying Data- Related Use Cases and Data Requirements 9 Exercise 2: Identifying Hidden Data Requirements In this exercise, you will identify the hidden data requirements ... of explicit data requirements. ! Determine hidden data requirements 1. Refer to the use cases from the previous exercise. 2. Review the case study again, looking for hidden data requirements ... Cases and Data Requirements In this activity, you will analyze a set of use cases derived from the Ferguson and Bardell, Inc. case study and determine data requirements, hidden data requirements, ...

Ngày tải lên: 21/12/2013, 06:16

... CHAPTER 8 ■ DATA ACCESS LAYER 174 private void DisconnectFromDatabase() { if (_databaseConnection.State != ConnectionState.Open) { _databaseConnection.Close(); } } private IDataReader ... CreateUserFromReader(IDataReader dataReader) { int id = dataReader.GetInt32(0); string name = dataReader.GetString(1); string emailAddress = dataReader.GetString(2); string password = dataReader.GetString(2); ... Listing 8–5). Listing 8–5. Access a User by Name Using Both Syntaxes DataContext dataContext = new DataContext(connection); // LINQ style var matchingUsers = from user in dataContext.Users where...

Ngày tải lên: 03/10/2013, 01:20

... ■ DATA ACCESS AND NETWORKING 147 < ;data: DataGrid x:Name="grdData" Margin="15" AutoGenerateColumns="False"> < ;data: DataGrid.Columns> < ;data: DataGridTemplateColumn ... to access data remotely. As noted earlier in chapter in the section Data Access in Silverlight Applications”, this is one of the most common approaches to data access with Silverlight. Accessing ... Grid.Column="1" /> </Grid> </DataTemplate> < /data: DataGridTemplateColumn.CellTemplate> < /data: DataGridTemplateColumn> < ;data: DataGridTextColumn Header="Nickname"...

Ngày tải lên: 05/10/2013, 03:20

... 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(), ... cycle of data- access opera- tions is any data- access code must be able to transparently work with and without database transactions. Otherwise, you’re confronted with a leakage of data- access responsibilities....

Ngày tải lên: 05/10/2013, 04:20

... 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 representation of a database that can contain ... 223 system .data windows system.webServer mscorlib system .data. oledb system .data. oracleclient system .data. sqlclient configProtectedData satelliteassemblies system .data. dataset startup system .data. odbc system.diagnostics runtime system.codedom system.runtime.remoting connectionStrings assemblyBinding appSettings system.windows.forms This ... Microsoft.Practices.EnterpriseLibrary .Data let opener commandString = let database = DatabaseFactory.CreateDatabase() database.ExecuteReader(CommandType.Text, commandString) CHAPTER 9 ■ DATA ACCESS 223 7575Ch09.qxp...

Ngày tải lên: 05/10/2013, 10:20

... 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 ... 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. ... 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...

Ngày tải lên: 05/11/2013, 12:15

... and Data Types 110 Java−to−JDBC Data Type Mappings 111 JDBC−to−Java Data Type Mappings 114 Standard SQL data types 114 Advanced SQL data types 118 ii Table of Contents Chapter 17: Building Data centric ... protect against data loss or corruption. Relational databases are the most • Chapter 1: Introducing Java Data Access Development 4 Table of Contents Part I: Getting Started with Java Data Access 1 Chapter ... Introducing Java Data Access Development 2 In This Chapter 2 Taking Stock of Enterprise Data Stores 2 Database systems 4 Naming and directory services 5 XML services 6 Introducing Java Data Access Technologies...

Ngày tải lên: 10/12/2013, 02:15

... System .Data. SqlTypes System .Data. SqlTypes . . – – C C á á c c l l ớ ớ p p cơ cơ b b ả ả n n trong trong System .Data System .Data : : DataSet DataSet , , DataTable DataTable , , DataRow DataRow , , DataColumn DataColumn , , DataRelation DataRelation , Constraint , Constraint – – C C á á c c l l ớ ớ p p đ đ ặ ặ c c bi bi ệ ệ t t : ... Overview Using Database Connections Using Database Connections Commands Commands Quick Data Access: The Data Reader Quick Data Access: The Data Reader Working with Working with DataSet DataSet Viewing ... c c ủ ủ a a data set data set Data Access and Viewing with .NET Data Access and Viewing with .NET - - Editor: Editor: Đo Đo à à n Quang Minh n Quang Minh 8 8 Quick Data Access: The Data...

Ngày tải lên: 13/12/2013, 09:16

Ngày tải lên: 21/12/2013, 06:17

Ngày tải lên: 21/12/2013, 19:15

Ngày tải lên: 17/01/2014, 09:20

Ngày tải lên: 06/03/2014, 03:20

Ngày tải lên: 06/03/2014, 23:20