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java data access development

Tài liệu java Data Access JDBC, JNDI, and JAXP pptx

Tài liệu java Data Access JDBC, JNDI, and JAXP pptx

Kỹ thuật lập trình

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

Tài liệu Java Data Access—JDBC, JNDI, and JAXP ppt

Kỹ thuật lập trình

... I: Getting Started with Java Data Access 1Chapter List 1Chapter 1: Introducing Java Data Access Development 2In This Chapter 2Taking Stock of Enterprise Data Stores 2Database systems 4Naming ... against data loss or corruption. Relational databases are the most• Chapter 1: Introducing Java Data Access Development 4JDBC 3.0, which provides support for accessing relational databases• ... to interact with data. Fortunately Java has thisability. It provides numerous APIs that help you access the different types of data stores. Figure 1−2 showsthe role Java Data Access Technologies...
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CÁC ĐỐI TƯỢNG TRUY CẬP DỮ LIỆU (DATA ACCESS OB

CÁC ĐỐI TƯỢNG TRUY CẬP DỮ LIỆU (DATA ACCESS OB

Kỹ thuật lập trình

... OpenDatabase: Set database = OpenDatabase (dbname, options, read-only, connect) Ý nghĩa các tham số của phương thức OpenDatabase như sau: Thành phần Ý nghĩa database Biến kiểu đối tượng Database ... cơ sở dữ liệu. II.1.1 Sử dụng phương thức OpenDatabase để tạo một đối tượng Database Ta dùng phương thức OpenDatabase để cho phép một đối tượng Database tham khảo đến một cơ sở dữ liệu cụ thể, ... trả về là một đối tượng Database, vì vậy trước khi sử dụng phương thức này, ta cần khai báo một đối tượng Database. Chẳng hạn như: Dim db As Database Set db = OpenDatabase(" \ \baigiang.mdb")...
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Data Access Layer

Data Access Layer

Kỹ thuật lập trình

... 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...
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Data Access and Networking

Data Access and Networking

Kỹ thuật lập trình

... ■ 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"...
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Introduction to Data Access

Introduction to Data Access

Kỹ thuật lập trình

... javax.sql.DataSource dataSource;public List findRegisteredPlayers(int tournamentId) throws MyDataAccessException { java. sql.Connection conn = null;try {conn = dataSource.getConnection(); java. sql.PreparedStatement ... javax.sql.DataSource dataSource;public List findRegisteredPlayers(int tournamentId) throws MyDataAccessException { java. sql.Connection conn = null;try {conn = dataSource.getConnection(); java. sql.Statement ... javax.sql.DataSource;import java. sql.Connection;import java. sql.PreparedStatement;import java. sql.SQLException;public class NewsletterSubscriptionDataAccess {private DataSource dataSource;public void setDataSource(DataSource...
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Data Access

Data Access

Kỹ thuật lập trình

... DescriptionSystem .Data. Common.DbDataAdapter This class is used to fill a DataSet class with data from arelational database.System .Data. DataSet An in-memory representation of a database that cancontain ... 223system .data windowssystem.webServermscorlibsystem .data. oledbsystem .data. oracleclientsystem .data. sqlclientconfigProtectedDatasatelliteassembliessystem .data. datasetstartupsystem .data. odbcsystem.diagnosticsruntimesystem.codedomsystem.runtime.remotingconnectionStringsassemblyBindingappSettingssystem.windows.formsThis ... Microsoft.Practices.EnterpriseLibrary .Data let opener commandString =let database = DatabaseFactory.CreateDatabase()database.ExecuteReader(CommandType.Text, commandString)CHAPTER 9 ■ DATA ACCESS 2237575Ch09.qxp...
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Module 9: The Transactional Data Access Layer

Module 9: The Transactional Data Access Layer

Chứng chỉ quốc tế

... 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...
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Tài liệu Bài 6: Data Access and Viewingwith .NET docx

Tài liệu Bài 6: Data Access and Viewingwith .NET docx

Kỹ thuật lập trình

... System .Data. SqlTypesSystem .Data. SqlTypes..––CCááccllớớppcơcơbbảảnntrongtrongSystem .Data System .Data : : DataSetDataSet, , DataTableDataTable, , DataRowDataRow, , DataColumnDataColumn, , DataRelationDataRelation, Constraint, Constraint––CCááccllớớppđđặặccbibiệệtt: ... OverviewUsing Database ConnectionsUsing Database ConnectionsCommandsCommandsQuick Data Access: The Data ReaderQuick Data Access: The Data ReaderWorking with Working with DataSetDataSetViewing ... ccủủaa data set data set Data Access and Viewing with .NET Data Access and Viewing with .NET -- Editor:Editor: Đo Đoààn Quang Minhn Quang Minh88Quick Data Access: The Data...
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Tài liệu Activity 9.4: Identifying Data Access Requirements ppt

Tài liệu Activity 9.4: Identifying Data Access Requirements ppt

Tin học văn phòng

... BLANK 74 Activity 9.4: Identifying Data Access Requirements Exercise 1: Identifying a Data Access Method for a Scenario (10 minutes) ! Identify data access requirements 1. Participate ... easy access in the future. Solution A B Activity 9.4: Identifying Data Access Requirements In this activity, you will first identify the optimal data access ... Next, you will analyze the data access method selection in a scenario. Objectives After completing this activity, you will be able to: ! Identify the appropriate data access method for a given...
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Tài liệu Module 8: The Nontransactional Data Access Layer doc

Tài liệu Module 8: The Nontransactional Data Access Layer doc

Hệ điều hành

... providers A data provider is any component that owns data. It exposes its data in a tabular format, regardless of the format in which it stores data. Examples of data providers are relational database ... nontransactional data access layer (DAL). Module 8 is the first of two modules that focus on the DAL: Module 8, “The Nontransactional Data Access Layer” and Module 9, “The Transactional Data Access ... that accesses an Access database. In our Enterprise Architecture, the consumer would be the DAL. Providers There are two types of OLE DB providers: data providers and service providers. ! Data...
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Tài liệu Module 7: Universal Data Access with ADO 2.5 docx

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

Quản trị mạng

... Universal Data Access with ADO 2.5 1 #### Overview !Using ADO 2.5!Retrieving Data from a Database!Lab 7.1: Using ADO Commands Efficiently!Accessing Web Data !Lab 7.2: Accessing Data ... to retrieve and view data from a Web site. Module 7: Universal Data Access with ADO 2.5 31 #### Accessing Web Data !Using the Internet Publishing Provider !Accessing Web Resources ... know how to access relational data by using previous versions of ADO. The module focuses on learning how to access databases efficiently in an enterprise solution and how to access Web data by...
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Tài liệu Activity 8.1: Selecting Data Access Technologies pdf

Tài liệu Activity 8.1: Selecting Data Access Technologies pdf

Cơ sở dữ liệu

... Identifying Data Access Considerations In this exercise, you will identify and group the factors to be considered for accessing data in a set of scenarios. ! Identify data access considerations ... the data stores and list them in the first column of the following table. 3. For each data store, list the data access considerations that have the greatest effect in determining a data access ... List the primary considerations for choosing a data access technology. ! Evaluate potential data access issues and choose the appropriate data access method for a given scenario. Before...
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Tài liệu Module 9: The Transactional Data Access Layer pptx

Tài liệu Module 9: The Transactional Data Access Layer pptx

Hệ điều hành

... 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 ... 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 ... Transactional Data Access Layer Distributed Transactions MS DTCMS DTCUPDATE UPDATE For complex transactions that involve data modifications on multiple rows in multiple tables on databases...
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