creating jdbc connection
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This document discusses JDBC and how to connect to a database using JDBC in Java. It first defines JDBC as a standard Java API that provides database connectivity. It then describes the four types of JDBC drivers: JDBC-ODBC bridge, JDBC-Native bridge, JDBC-Net bridge, and direct JDBC driver. The document outlines the five steps to connect to a database using JDBC: 1) register the driver class, 2) create a connection object, 3) create a statement object, 4) execute queries, and 5) close the connection.
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Master pagesPaneliya Prince Master pages in ASP.NET allow for creating a consistent layout across multiple pages in a website. A master page defines common elements like headers, footers, and navigation that are included on all content pages. Content pages are bound to a master page and fill in placeholder areas defined in the master page with unique content. This allows for a single master page to control layout and styling while content pages focus only on their specific content.
Master page
Master pagePaneliya Prince This document provides an overview of master pages, themes, and dynamic theming in ASP.NET. It discusses how to create a master page with content placeholders, add content pages, and create nested master pages. It also covers creating page layouts with HTML and CSS, adding navigation menus, and applying styles using skin files. The document demonstrates how to create themes by adding style sheets and skin files to a themes folder, and configure theme settings in web.config. It provides an example of dynamic theming by allowing users to select a theme from a drop-down list, updating the theme setting in web.config, and redirecting to refresh the page with the new theme.
Managing states
Managing statesPaneliya Prince The document discusses the different types of states managed by ASP.NET - view state, control state, session state, and application state. It provides details on what each state is used for and how information is stored and retrieved for each state. View state stores page and control property changes across postbacks. Control state cannot be modified or accessed directly. Session state stores user-specific data for the current session. Application state stores information available to all users, like counters and global application data.
Introduction to ado.net
Introduction to ado.netPaneliya Prince This document provides an overview of ADO.NET components including data providers, datasets, datatables, connections, commands, parameters, dataadapters, and datareaders. It discusses the architecture of ADO.NET and the roles and properties of key classes. The data provider, connection, and command classes are described in detail along with examples of how to establish a connection and execute commands against a database.
Grid view control
Grid view controlPaneliya Prince The GridView control allows displaying, editing, and deleting tabular data from various data sources. It can be bound to a data source by selecting it in the properties pane. Display options like styles, paging, sorting, editing and deleting can be configured. The control supports automatic and programmatic editing/deleting. Data binding with the GridView can also be done by writing code using a data adapter to fill a dataset and set it as the data source.
Asp.net validation
Asp.net validationPaneliya Prince ASP.NET provides several validation controls to validate user input data on web forms, including required field, range, compare, regular expression, and custom validators. These controls inherit properties and methods from the BaseValidator class. The required field validator ensures a field is not empty, the range validator verifies a value is within a specified range, and the compare validator compares a value to a fixed value or another control. The regular expression validator matches input against a regular expression. Custom validators allow writing custom validation code. The validation summary control displays error messages from failed validators. Validation groups allow validating different control groups separately.
Asp.net control
Asp.net controlPaneliya Prince ASP.NET is a web development platform that allows building dynamic web pages using programming languages like C# and VB.NET. It provides components, services and infrastructure for robust web applications. ASP.NET applications are compiled code that uses classes in the .NET framework. The document describes ASP.NET features, advantages, differences from ASP, the page and application lifecycles, and events in the page lifecycle.
Wt oep visiting card
Wt oep visiting cardPaneliya Prince This document describes a student project to develop a web application for managing visiting cards. The application allows users to add, delete, and update visiting card records stored in a database. PHP and MySQL were used to build the application. Screenshots show the application interface, which includes forms to enter card details and a table displaying existing cards that can be deleted or edited. The code connects to the database, handles form submissions for adding and updating records, and queries the database to display cards.
SE OEP online car service booking
SE OEP online car service bookingPaneliya Prince This document is a report on online car service booking submitted by Parth Thakkar to his professor Heli Patel. It contains an index listing the title and page number for sections on the definition of the project, objectives and scope, software requirements specification, and application screenshots.
processing control input
processing control inputPaneliya Prince A console application is a computer program that uses a text-only interface through a command line or terminal. Console applications are simpler to create than graphical user interface (GUI) applications for learning a new programming language. They are developed in C# with a main entry point and can process console input and output text. Console applications differ from Windows applications in that they lack a GUI and run in a command prompt, while Windows applications have user interfaces.
static dictionary technique
static dictionary techniquePaneliya Prince The document discusses static dictionary coding techniques for data compression. It begins by explaining that dictionary coding uses a list of symbols and strings, rather than statistical models like Huffman or arithmetic coding. It then describes how static dictionary coding works: a fixed dictionary is produced in advance containing frequently occurring strings; during encoding and decoding, strings in the dictionary are replaced with indexes, while unmatched strings are encoded less efficiently. As an example, it outlines how a simple diagram coding technique encodes pairs of symbols by checking the dictionary before encoding symbols individually.
Ajava oep 
Ajava oep Paneliya Prince The document describes a shopping cart application created using JSP technology. It includes:
1) A home page with product thumbnails, prices, item codes, and add to cart checkboxes. Submitting adds items to the cart.
2) A display page reads the cart from cookies and displays item details in a table including code, price, quantity, and total.
3) Sample code is provided for the home and display pages to add items to the session or cookie and retrieve the cart for display.
Ajava oep shopping application
Ajava oep shopping applicationPaneliya Prince The document defines an open-ended problem to create a shopping application using Servlet technology. It outlines two pages: 1) A home page with item thumbnails, prices, checkboxes to add to cart, and a submit button. 2) A display page that adds selected items to a cookie and displays them with item codes and prices in a table. The implementation code provides: 1) A home page table with add to cart buttons. 2) A Cart class to add/get items. 3) A servlet to add items to a session cart. 4) Code to display and delete cart items. Screenshots are included but not shown.
creating jdbc connection
creating jdbc connectionPaneliya Prince This document provides instructions for creating a JDBC connection to a Microsoft Access database in Java. It discusses registering the testdb.mdb database with ODBC, registering the JDBC/ODBC bridge driver with the DriverManager, and includes examples of obtaining a Connection object. The key steps are: 1) registering the database with ODBC, 2) registering the JDBC driver with DriverManager via Class.forName(), and 3) obtaining a Connection using the jdbc:odbc:datasource URL and DriverManager.getConnection(). Code examples for connecting are provided in ConnectMe.java and ConnectMe1.java.
DCDR
DCDRPaneliya Prince This document discusses arithmetic coding techniques for generating binary codes to represent sequences. It provides:
1) An overview of arithmetic coding, which is a lossless data compression technique that generates variable-length binary codes based on symbol probabilities.
2) Formulas and steps for encoding a sample sequence using arithmetic coding, calculating lower and upper bounds at each step based on cumulative distribution functions.
3) An example decoding a binary code back to the original sequence, calculating bounds and rescaling at each step.
static dictionary
static dictionaryPaneliya Prince A static dictionary is a fixed dictionary that is produced before the coding process and used at both the transmitting and receiving ends. It has the advantage of simplicity but the drawbacks of relatively lower coding efficiency and less flexibility compared to adaptive dictionary techniques. A static dictionary can be used for languages like Java and C# and stored in non-static classes, sometimes for performance optimization. Common static dictionary coding involves encoding pairs of symbols using a dictionary containing all source symbols and frequently used pairs. If a pair is in the dictionary, its index is used to encode it; otherwise, the first symbol's index and a new pair with the next symbol are encoded.
ADO.net control
ADO.net controlPaneliya Prince This document provides an overview of ADO.NET, including its architecture and core objects. It discusses the differences between connected and disconnected data access models. The disconnected model steps include defining a connection string, connection, command, data adapter, dataset, and using the data adapter to fill the dataset. It then shows how to perform updates, deletes, and inserts by updating the database through the data adapter. The connected model steps involve creating a connection, command, opening the connection, and using command methods like ExecuteNonQuery to perform data operations.
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creating jdbc connection
- 1. GANDHINGAR INSTITUTE OF TECHNOLOGY INFORMATION TECHNOLOGY DEPARTMENT ADVANCED JAVA CREATING JDBC CONNECTION Enrollment no: 150120116047 Name: Prince Paneliya Guided By: Prof. Prashant Jani
- 2. What is JDBC? JDBC provides Java applications with access to most database systems via SQl. JDBC acronomy of java database connectivity through Sun Microsystems claims that it is not the full form. JDBC is a standard java API for independence database connection between a java program and wide range of relational database.
- 3. Database Connectivity Before APIs like JDBC and ODBC, database connectivity was tedious Each database vendor provided a function library for accessing their database The connectivity library was proprietary. If the database vendor changed for the application, the data access portions had to be rewritten
- 4. Types of JDBC Drivers There are four types of jDBC Drivers. Type 1 - JDBC-ODBC Bridge Type 2 - JDBC-Native Bridge Type 3 - JDBC-Net Bridge Type 4 - Direct JDBC Driver
- 5. JDBC-ODBC Bridge It runs only on platforms where ODBC is available ODBC must be configured separately The JDBC-ODBC bridge driver uses ODBC driver to connect to the database. The JDBC-ODBC bridge driver converts JDBC method calls into the ODBC function calls. Jdbc api Java application Jdbc- odbc driver Odbc driver DataB ase Vendor databa se
- 6. JDBC Native Bridge The Native API driver uses the client-side libraries of the database. The driver converts JDBC method calls into native calls of the database API Java application Jdbc api Native Api driver Vendor database DataBase
- 7. JDBC-Net Bridge The Network Protocol driver uses middleware that converts JDBC calls directly or indirectly into the vendor- specific database protocol. It is fully written in java. Java Application Network Protocol layer Middleware Databas e JDBC Api
- 8. Direct JDBC Driver The thin driver converts JDBC calls directly into the vendor-specific database protocol. That is why it is known as thin driver. It is fully written in Java language. Java Application JDBC Api Thin driver Database
- 9. steps to connect JDBC connection There are five steps to connect java application with the database in java using JDBC. 1. Register the Driver class. 2. Create the connection object. 3. Create the statement object. 4. Execute the query. 5. Close the connection.
- 10. The forName() method of Class class is used to register the driver class. This method is used to dynamically load the driver. syntax:- Class.forName(“mysql.jdbc.driver. mysqldriver”);
- 11. The getConnection() method of DriverManager class is used to establish connection with the database. Syntax :- Connection con = DriverManager.getConnection(“jd bc:mysql://localhost:dbname”,”roo t”,”password”)
- 12. The createStatement() method of Connection interface is used to create statement. The object of statement is responsible to execute queries with the database. Syntax:- Statement stmt=con.createStatement();
- 13. The executeQuery() method of Statement interface is used to execute queries to the database. This method returns the object of ResultSet that can be used to get all the records of a table. Syntax:- ResultSet rs = stmt.ExecuteQuery(“select * from table”); While(rs.next()){ System.out.println(“rs.getInt(1)+“ ”+rs.getString(“name”) ); }
- 14. By closing connection object statement and ResultSet will be closed automatically. The close() method of Connection interface is used to close the connection. Syntax:- con.close();
- 15. Thank you
Editor's Notes
- #3: JDBC provides Java applications with access to most database systems via SQL