merged business and data access layers

... Small Business: Small Business and Access to Credit Small Business and Access to Credit (Please review notes at the table’s end.) 1-9 emp Do current business conditions offer lots of business ... size, business growth, and new businesses are unrelated to new credit lines 22 | Financing Small Business: Small Business and Access to Credit of borrowing purposes (inversely) However, business ... most important small business problem and the unemployment rate Small business owner respondents to Small Business and Access to Credit reemphasized the current sales problem and inserted a potent...

Ngày tải lên: 29/03/2014, 07:20

... hand and two text columns containing the nickname and notes about the hand 146 CHAPTER ■ DATA ACCESS AND NETWORKING ... /> < /data: DataGridTemplateColumn.CellTemplate> < /data: DataGridTemplateColumn>

Ngày tải lên: 05/10/2013, 03:20

... The data type of the columns varies between databases However, SQL standards such as SQL−92 and SQL3 define data types that most databases support Some example data types include CHAR, NUMBER, and ... 110 Java, Databases, and Data Types .110 Java−to−JDBC Data Type Mappings .111 JDBC−to−Java Data Type Mappings .114 Standard SQL data types ... ResultSetMetaData objects 135 Using ResultSetMetaData objects 135 ResultSetMetaData example 136 The DatabaseMetaData Interface 140 Creating DatabaseMetaData...

Ngày tải lên: 10/12/2013, 02:15

... Mục lục ADO.NET Overview Using Database Connections Commands Quick Data Access: The Data Reader Working with DataSet Viewing NET data Example Data Access and Viewing with NET Editor: Đoàn ... System .Data – Để truy cập xử lý CSDL, sử dụng namespace System .Data, System .Data. Common, System .Data. OleDb, System .Data. SqlClient, System .Data. SqlTypes – Các lớp System .Data: DataSet, DataTable, DataRow, ... Add data table vào data set cách thêm vào thuộc tính Tables data set Data Access and Viewing with NET Editor: Đoàn Quang Minh Đoà 10 Working with DataSet – Example DataSet ds = new DataSet(); DataTable...

Ngày tải lên: 13/12/2013, 09:16

... The data type of the columns varies between databases However, SQL standards such as SQL−92 and SQL3 define data types that most databases support Some example data types include CHAR, NUMBER, and ... 110 Java, Databases, and Data Types .110 Java−to−JDBC Data Type Mappings .111 JDBC−to−Java Data Type Mappings .114 Standard SQL data types ... ResultSetMetaData objects 135 Using ResultSetMetaData objects 135 ResultSetMetaData example 136 The DatabaseMetaData Interface 140 Creating DatabaseMetaData...

Ngày tải lên: 15/12/2013, 20:15

... Industry understanding in the past – BI-DWH is about bank profitability & risk, retention and acquisition, not just reporting – Understanding your customer (customer data) , automation and integration ... Data Warehouse Enabling Analytics to Provide Business Insight What is Data Warehouse? Definitions “A Data Warehouse is a subjectoriented, integrated, time-variant, nonvolatile collection of data ... understand what is being done with their products and services and how they impact a customer’s life and lifestyle • Accelerate decision time make analytic-based decisions in seconds and pervasive...

Ngày tải lên: 20/12/2013, 17:15

... electronic versions and/ or custom covers and content particular to your business, training goals, marketing focus, and branding interests For more information, please contact: U.S Corporate and Government ... In the end, and regardless of blame, the root cause of this and many other data warehousing project failures is the disconnect in understanding and expectations between developers and users A ... been largely lost on the data and business intelligence communities For some strange reason the data community and software development community have always tended to grow and evolve independently...

Ngày tải lên: 29/05/2014, 13:56

... The data type of the columns varies between databases However, SQL standards such as SQL−92 and SQL3 define data types that most databases support Some example data types include CHAR, NUMBER, and ... 110 Java, Databases, and Data Types .110 Java−to−JDBC Data Type Mappings .111 JDBC−to−Java Data Type Mappings .114 Standard SQL data types ... ResultSetMetaData objects 135 Using ResultSetMetaData objects 135 ResultSetMetaData example 136 The DatabaseMetaData Interface 140 Creating DatabaseMetaData...

Ngày tải lên: 14/08/2014, 06:21

... and properties that enable you to send commands and receive data from your database They also define methods that help bridge data type differences between Java and SQL data types used in a database ... First JDBC Query coerces the database data into a type compatible with Java XRef Chapter 7, “Understanding JDBC Data Types,” covers SQL and Java data type issues and their compatibility The ResultSet ... Understanding JDBC Data Types Chapter 8: Mining Database Metadata with JDBC 29 Chapter 3: Setting Up Your First JDBC Query In This Chapter • Understanding JDBC configuration issues • Obtaining and...

Ngày tải lên: 14/08/2014, 06:21

... and viewing data in a result set • Updating data in a result set • Retrieving data from a result set • Handling data type issues In Chapter 4, “Connecting to Databases with JDBC,” and Chapter ... data on the database [a] as the cursor moves through the data set [a] This depends on the data type referenced Some SQL3 data types use logical pointers, called LOCATORs, to the data on the database ... Building JDBC Statements int randomSsn = ((int)Math.floor(Math.random() * 899999999)); randomSsn = randomSsn + 100000000; pstmt.setInt(1,randomSsn); pstmt.setString(2,"Andy"); pstmt.setDouble(3,1400.51);...

Ngày tải lên: 14/08/2014, 06:21

... is the standard database access language It defines how to manipulate and build database tables as well as how to interact with database data The first standard was produced in 1986 and provided ... descriptions of the actual data (such as its data types) The JDBC API enables you to uncover metadata about a database and a query’s result set using the DatabaseMetaData and ResultSetMetaData interfaces, ... Mining Database Metadata with JDBC Creating DatabaseMetaData objects A Connection object represents a database connection and also instantiates a DatabaseMetaData object with the getMetaData()...

Ngày tải lên: 14/08/2014, 06:21

... //Initialize a DatabaseMetaData object DatabaseMetaData dmd = conn.getMetaData(); //Retrieve database name and version String dbname = dmd.getDatabaseProductName(); dbname = dbname + " " + dmd.getDatabaseProductVersion(); ... the two metadata interfaces, ResultSetMetaData and DatabaseMetaData These interfaces enable you to interrogate result sets and databases Examples of information the ResultSetMetaData interface ... determine the data types in a database The following code snippet demonstrates a routine you can use to list all data types in a database It provides the database’s name for the data type and the corresponding...

Ngày tải lên: 14/08/2014, 06:21

... This Chapter • Introducing naming and directory services • Understanding the Java Naming and Directory Interface (JNDI) • Using JNDI to access data in naming and directory services • Working with ... software JNDI clients use the API to access naming and directory services The API calls are standard, regardless of the data store you are trying to access Database clients use the JDBC API in ... API you must load a driver and open a connection to the data source before you can access a data store Working with the Context and DirContext interfaces The Context and DirContext interfaces...

Ngày tải lên: 14/08/2014, 06:21

... InitialContext(env); //Bind the DataSource object bindDataSource(ctx, dataSourceName); //Retrieve the DataSource object DataSource ds = null; ds = (DataSource) ctx.lookup(dataSourceName); //Open a ... the database A disconnected rowset, by contrast, stores row and column data in memory As a result, the object does not rely on a data source connection to view and manipulate the data; it just accesses ... object • Using Java DataSource objects locally and with JNDI • Understanding connection pooling • Using the PooledConnection and ConnectionPoolDataSource interfaces Enterprise database development...

Ngày tải lên: 14/08/2014, 06:21

... employees from a database and formats them in an HTML table Listing 17−1: AllEmployeesServlet.java // Java Data Access: JDBC, JNDI, and JAXP // Chapter 17 − Web Applications and Data Access // AllEmployeesServlet.java ... commonly referred to as the data tier The server tier is now called the middle tier and it contains all the presentation and business logic Note that the presentation and business logic are now separated ... optimal database access performance This eliminates the need to open and close a database connection for each request, which is necessary in CGI XRef Chapter 14, “Using Data Sources and Connection...

Ngày tải lên: 14/08/2014, 06:21

... attempt to establish a database connection Listing 17−3: DatabaseBean.java // Java Data Access: JDBC, JNDI, and JAXP // Chapter 17 − Web Applications and Data Access // DatabaseBean.java package ... confuse relational databases with XML databases RDBMS are designed to store and retrieve data whereas XML databases only represent the data in a vendor−neutral format XML data access tools use ... are getSystemId, getTemplates, and setSystemId Implements ContentHandler, DTDHandler, and LexicalHandler interfaces and listens for SAX ContentHandler parse events and transforms them to a Result...

Ngày tải lên: 14/08/2014, 06:21

... Using Data Access Objects Data access objects (DAO) enable you to separate business and data access logic inside Enterprise JavaBeans DAOs provide a simple API with which to access the database ... to save data 350 Chapter 19: Accessing Data with Enterprise JavaBeans to a file and retrieving the data via an instance of java.io.FileInputStream Streams are responsible for storing and restoring ... execute queries, and retrieve the results of those queries That is, DAOs abstract and encapsulate all access to the data source, managing the connection in order to obtain and store data Transparency...

Ngày tải lên: 14/08/2014, 06:21

... 20 Accounting and Finance • Inputs • Payments from customers • Accounts receivables data • Accounts payables data • Sales data • Production and inventory data • Payroll and expense data • Outputs ... of the business • ERP programs help manage company-wide business processes using a common database and shared management reporting tools • ERP software supports the efficient operation of business ... 1-3 A process view of business Concepts in Enterprise Resource Planning, Second Edition Integration of Business Functions • Sharing data efficiently and effectively within and between functional...

Ngày tải lên: 14/04/2016, 12:27

... of operation? Is it: (a) a mouse and house business (b) a tap and trot business (c) a clicks and mortar business (d) a hit and run business (e) a surf and turf business 11 Many company websites ... our products and how they work, how the distribution system operates, how to deal with both suppliers and customers and how to handle complaints They also study trade and retail laws, and are accompanied ... training and staff development Changes Business 'colours' Contracts Dispute resolution Earnings, rewards and benefits Earnings, rewards and benefits Formal words Business idioms IT and e-commerce...

Ngày tải lên: 08/08/2012, 17:31

Ngày tải lên: 17/09/2012, 09:13