C# Corner

Resources  
  • ADO.NET Database ExplorerJan 20, 2001. The sample connects to the SQL server database and shows you a tree view like interface of all the tables.
  • Get a database table propertiesJan 22, 2001. Get a table properties such as column names, types etc using DataColumn and DataTable.
  • Database Explorer-IVJan 25, 2001. This is version IV of the Database Explorer, which include the support for Access Database with SQL Server.
  • Deploying Programs in C#Mar 08, 2001. Deploying projects in Visual Studio.NET is fairly straightforward. Most of the process is automated for you through some convenient wizards so it doesn't require much effort. Keep in mind, though that you probably need the Windows Component Update Beta 1 on the machine you are deploying to. I suspect you also need the Microsoft .NET Framework, as well (for now).
  • Write Relational Data to an XML FileMar 15, 2001. This article shows you how you can write data from a database to an XML file using DataSet.
  • Mail Merge ProgramMar 16, 2001. This is a simple mail merge program. This program reads from 3 different text files (by default) and merge all the info to produce mail documents.
  • Programming in ADO.NETMar 19, 2001. A simple example shows you how to read a database table in a dataset and display in a list view control.
  • Mail Merge Program - Part 2Mar 21, 2001. This is a simple mail merge program (Part 2). This program reads from the access database (by default) from a specified table.
  • File Merger and Splitter in C#Apr 10, 2001. This program can break up a large file into several files AND merge those files back into one single large file.
  • Populating and Editing a DataGrid in ASP.NETAug 17, 2001. I will show here , how to develop DataGrid, which is able to retrieve data from joined tables and editable.
  • Oracle Database ConnectivitySep 26, 2001. This is a GUI based data entry application which shows how to add, modify and delete records using Oracle Database.
  • Oracle Database ViewerOct 17, 2001. This is a GUI based application which connects to an Oracle database depending upon the DSN, username and password that you provide. It then shows the list of tables on the left hand side in the form of a treeview.
  • Mapping Objects to Relational DatabasesNov 01, 2001. The application generates C# Class files for each table in a relational database. I have used Mysql and ODBC.NET for this project. The application only supports MySQL right now.
  • FlashCards Language Program : How to read and save Images in a Sql Server Database using ADO.NETNov 09, 2001. I thought it would be fun to write a simple program that displayed flashcards from a database and at the same time, show you how to read and write images to the database. This program is a simple flashcard program that talks to a single table in a Sql Server Database.
  • Using Interfaces in .NET RemotingNov 30, 2001. In this article, we will create a remote object that will return rows from a database table. For the sake of simplicity I have used the NorthWind database that is packed with the installation of the Microsoft SQL Server.
  • Working with Menus in C#Dec 20, 2001. In this article I elucidate how to adding menus and menu item to Windows forms, Replacing, Cloning, Merging of menus and about Context menus (Popupmenus).
  • Data Transfer from SQL Server to ExcelDec 26, 2001. In this application, we will see how we can transfer data from Microsoft SQL Server into Excel spreadsheet.
  • FlashCards Language Program : How to read and save Images in a Sql Server Database using ADO.NETFeb 19, 2002. I thought it would be fun to write a simple program that displayed flashcards from a database and at the same time, show you how to read and write images to the database. This program is a simple flashcard program that talks to a single table in a Sql Server Database.
  • A Database Web ServiceFeb 22, 2002. This program is a Web service, which contains Web methods that return a dataset after querying a database (any database) given the connection string, the password, the database, the table, the user ID and the SQL commands.
  • Create a SQL Server Database dynamically in C#Mar 05, 2002. In this article, I’ll show you how to create a new SQL Server database and its objects such as table, stored procedures, views and add and view data. I’ll also show you how to change database table schema programmatically. You’ll see how SQL statement ALTER TABLE is useful when you need to change a database table schema programmatically.
  • .NET Remoting: The Interface ApproachMar 26, 2002. In this article, we will create a remote object, and access this object using the Interface. The object returns rows from a database table.
  • Reflecting Data in .NET Classes - Part IV: From Database TableApr 08, 2002. In this article, we will be looking at how to "reflect" data from the most common data source - Database tables.
  • An Editable GridView Control in C# and .NET - Part 1May 28, 2002. I've gotten a lot of e-mail about my GridView control Article, so I've decided to write a follow up article on a more powerful control that allows you to edit the cells within the control and change the colors of the cells.
  • TWINXBASE ServiceSep 09, 2002. This service scans in a directory by using FileWatcher component and when a file arrives, then the service will check the extension of the file, if the file has the extension .DBX then it will read the contents of the file and communicate with the database (C:\FILESERVICE\DB\MyDB.mdb) and insert / update / delete the records in the database -table.
  • Working with COBOL Data Groups in C#Sep 11, 2002. In this article we will begin with a C# console application calling a COBOL DLL file. The C# application will pass it a number of occurrences to create in the table (much like a user requesting a specific number of months to report on).
  • Generating Maze using C# and .NETSep 25, 2002. This article focuses on how to generate a maze using the depth first search algorithm. This is a very simple but clever algorithm that creates a maze by randomly stripping one available wall between two cells for every cell in the grid.
  • Generating Maze using C# and .NETSep 25, 2002. Did you ever get the feeling that cubicles were laid out with the idea that there could be no escape? (Must be I am a bit overworked these days). Today's article focuses on how to generate a maze using the depth first search algorithm. This is a very simple but clever algorithm that creates a maze by randomly stripping one available wall between two cells for every cell in the grid.
  • Accessing Text Files using ODBC Data ProviderNov 12, 2002. In this article, I will show you how to access Access database files using ODBC data provider.
  • ADO.NET, COBOL and Stored ProcedureDec 13, 2002. A stored procedure is basically a series of SQL statements that reside on the database. The procedure could create a new table, retrieve data from one or more tables, update one or more tables or perform many other tasks.
  • Caution When Using SetParentRow of a DataSetJan 13, 2003. I had a serious performance killer when using SetParentRow in the creation of a DataSet in ADO.NET.
  • Degenerated Observer and Asynchronous Web ServicesMar 20, 2003. In this article I will revisit Observer pattern and try to show how it can be modified and used to make web services to dispatch and receive notifications.
  • How to Display Data Vertically?May 08, 2003. This article explains how to display data vertically rather than typically horizontal rows.
  • Add Column Dynamically to DataGrid to Display CalculationMay 08, 2003. In this article we'll see how to create a DataGrid column which displays the calculation of more than one field in the database table. The calculation could be addition, multiplication or even filtering rows.
  • Deleting a DataGrid Data Based on a Column ValueJul 24, 2003. In this article we'll see how to delete the records of a DataGrid based on a column value in the database table.
  • Real Life SQL and .NET: Part IIIJan 13, 2004. Welcome to the world of SQL and the huge, growing database technologies of today’s business all over the SQL world. By reading this article, we have begun accepting the knowledge that will soon be required for survival in today’s world of relational database and data management. Alas, for the reason that it is first necessary to provide a background of SQL and cover some preliminary concepts that we need to know, the majority of this article is text in paragraph format.
  • Real Life SQL and .NET: Part IVJan 13, 2004. Welcome to the world of SQL and the huge, growing database technologies of today’s business all over the SQL world. By reading this article, we have begun accepting the knowledge that will soon be required for survival in today’s world of relational database and data management. Alas, for the reason that it is first necessary to provide a background of SQL and cover some preliminary concepts that we need to know, the majority of this article is text in paragraph format.
  • Real Life SQL and .NET: Part IJan 13, 2004. Welcome to the world of SQL and the huge, growing database technologies of today’s business all over the SQL world. By reading this article, we have begun accepting the knowledge that will soon be required for survival in today’s world of relational database and data management. Alas, for the reason that it is first necessary to provide a background of SQL and cover some preliminary concepts that we need to know, the majority of this article is text in paragraph format.
  • DataTable Events in C#Feb 17, 2004. The ADO.NET DataSet is a data construct that can contain several relational rowsets, the relations that link those rowsets, and the metadata for each rowset. The DataSet also tracks which fields have changed, their new values and their original values, and can store custom information in its Extended Properties collection. The DataSet can be exported to XML or created from an XML document, thus enabling increased interoperability between applications.
  • DataSets in Microsoft .NET - Part 2Mar 09, 2004. This article explains sorting, searching and filtering support provided by dataset and data table objects.
  • Dynamic SQL Server Database Creation in .NETMay 03, 2004. This article explains step by step dynamic creation of a SQL Server database, tables and stored procedure using Visual Studio codename Whidbey and VB.NET.
  • University Student Registration Application in ASP.NETMay 03, 2004. The aim of this project is to implement a Web application, where students can register for an online course. If the user is an administrator, he can add and remove courses and modify the student information.
  • Mapping Microsoft Excel columns with XML data (XML data integration) programmatically using a .Net Application.Apr 21, 2005. Using this program you can map Excel columns programmatically and generate an XML file containing the cell values that you had in your Excel document. After generating the XML file we can read it into a dataset.
  • Insert Master-Detail Data using Transact-SQLJun 24, 2005. Microsoft SQL Server 2000 SQLXML allows among other things to manage batch operations in a database, which reduces significantly the need of more than one round-trip to a database. OpenXML is a Transact-SQL statement that allows to represent data in XML format and can be used to insert, update, and delete more than one row (represented by an element) in a table or group of tables.
  • Adding a ComboBox Column Style to a DataGrid in Windows Forms Jul 30, 2005. The sample introduces how to add the Combobox DataGrid Column Style into a DataGrid on your .NET Windows form.
  • ASP.NET Session StateSep 21, 2005. Session state is nothing more than memory in the shape of a dictionary or hash table, e.g. key-value pairs, which can be set and read for the duration of a user's session.
  • Adding and retrieving Images from a SQL Server TableSep 23, 2005. This article describes the process to add and retrieve images from a SQL Server table using ADO.NET.
  • How To Get All Database Tables and TableColumns in Oracle Nov 08, 2005. In this article, I will show how can I fetch all tables and corresponding columns from an Oracle database using C# and Oracle .NET Data Provider.
  • Hashtable in C#Nov 14, 2005. Hashtable is useful when you need to store data in a key and value pair. This article shows how to use hashtable in C#.
  • Introduction to new SECS/GEM driver using SecsToTool.NetJan 06, 2006. SecsToTool.Net is a connectivity solution for the semiconductor equipment that support SECS/GEM communication interface. The SecsToTool.Net SECS/GEM driver SDK is designed to provide a high level method call/reply and event driven environment for your host application (or what we normally called Cell Controller/Station Controller/Equipment Manager) to communicate with equipment.
  • Displaying Single Table Database Hierarchy with DataSet and DataRelationsMar 03, 2006. Hierarchies can be difficult to store SQL tables and even more difficult to query and display. This Example will show you how you can use DataRelation to convert single table hierarchy in to nested XML and then use XSLT to transform it to nested list.
  • Customized Binding Using CollectionBaseMar 04, 2006. In this article I am trying to explain the use of CollectionBase class. In a simple example I used CollectionBase to bind a DataGrid control with data from Employees table of NorthWind database. So please be sure that your system exists with NorthWind database before using the sample code along with this article.
  • Deploying ASP.Net 2.0 Web site to Production Server: Part IApr 03, 2006. Deploying ASP.NET 2.0 web site is the first issue facing the developer. This part of the article gives you a step by step to how to move membership tables from MS SQL express Edition to your database that you are used on your web site. The second part we will go in details to configure our asp.net web site.
  • Deploying ASP.NET 2 Web Site to Production Server: Part IIApr 10, 2006. On the first part we discussed in detail how to move our database which contains the membership tables from the default aspnetdb Database to our database. On this part we will show how to change the default settings of asp.net membership and role providers to read from tables which stored on our database.
  • Accessing Crystal Report in ASP.NET using C#May 01, 2006. This article is for web-developers who want to access crystal reports in ASP.Net by using multiple tables or views etc. This application might help them and save their development time.
  • Merging data into single table from multiple tables (resultsets)May 15, 2006. This article shows how to reduce the number of trips to improve performance by merging data into single table from multiple tables (resultsets).
  • Nested Repeater : Display Hierarchal Data in Web Form by Using ASP.Net RepeaterJun 02, 2006. This article features how to display hierarchal data from multiple tables using an ASP.Net repeater control in a web form.
  • Introduction to Common Table Expressions – SQL Server 2005Aug 03, 2006. This article delves into the concepts of Common Table Expressions (CTE) in SQL Server 2005 and their usage.
  • Maintaining Transactions in Enterprise applications using ADO.NET Transactions Aug 07, 2006. This article explains usage of System.Transactions to update tables of two different databases with two different data providers (SqlClient and OleDB) in Atomic(ACID) way.
  • How to Extend User Profile in ASP.Net 2.0Oct 03, 2006. This article will give you guidelines to extend user profile in standard table format which created from aspnet_regsql command by creating a detail table which will be linked to the main user table.
  • Working with HashTable in C# 2.0Nov 13, 2006. We often need to store more than one dimension data in a list and data may not be an integer or string. This article shows how to use the HashTable class to store object type data.
  • Send Text Message to Cell Phones from a C# ApplicationDec 11, 2006. This article describes a simple way to send text messages to a cellular phone from within a C# desktop application. The source code provided includes a relatively good list of carriers to simplify the task of connecting with a cell phone and the task itself is really no more difficult than sending an email message through a desktop or web based application.
  • Strategy for querying Microsoft Access as an In-Memory Database using DataSets and ADO.NETJan 09, 2007. This article describes how you can read tables in from MSAccess up front in your application and then query the tables in-memory using some powerful features of the DataSet and ADO.NET
  • How Do I Bring a Microsoft Word Table into a DataGridView?Jun 12, 2007. This Article will answer the question: "How do I import a table in MS Word into a DataGridView using Visual Studio's built in Tools for Office.
  • Windows Communication Foundation callbackJun 12, 2007. This article is intended to illustrate how to implement callback operations in WCF through a common business scenario where the service needs to notify that some events has happened to the client. During a callback, in many aspects the tables are turned: the service becomes the client, and the client becomes the server.
  • Sending Multiple emails using Mail Merge and SMTP using ASP.NET and C#Jun 26, 2007. This utility is used to send emails to multiple users by using the Mail Merge functionality and SMTP. The prerequisite for the same is that the DataGrid should be populated with the list of the desired recipient's email addresses.
  • WPF Database Communication Adding new Record to the DatabaseSep 06, 2007. WPF Database communication Adding new record to the database (XAML-MS-Access), I have a XAML form with FirstName, LastName, Email & Contact fields in it on click of submit button it will first check if the same email address is exists in the table else it will add new record I have made use of OleDbTransaction to perform add functionality.
  • Retrieving Middle Rows from a TableOct 16, 2007. This article helps in retrieving middle rows of a particular table irrespective of its columns and data types.
  • View database structure using C#Jan 16, 2008. This article describes an easy approach for examining all of the tables, views, and columns in a database.
  • SQL Server backup utility using VB.Net and SQL-DMOFeb 05, 2008. This article allows you to take backup of any SQL Server database using SQL-DMO library. It allows you to take backup of selected tables, views or stored procedure.
  • Using XSL and .NET To Display Database Tables in your Web BrowserFeb 07, 2008. This article describes how you can leverage .NET and XSL as a powerful and flexible means to rendering database reports into your Web Browser.
  • Host a combo box column within a DataGridView control Feb 26, 2008. In this article I willl show how to host a data grid view combo box column within a data grid view control.
  • Dispaly a Picture in Grid CellFeb 29, 2008. This article helps to load picture in Grid Cell.
  • Using OUTPUT Clause for Getting Deleting Information from Several Tables.Apr 01, 2008. In this article I will explain how you can use such a T-SQL (SQL Server 2005) feature as OUTPUT clause in order to get information about rows, which were affected, when deleting process is executed for several tables, “connected” by foreign keys. The examples are written using T-SQL and C#.
  • Merge Two Files with C#Apr 11, 2008. This article tells you how to merge any two files, whether it is text or video irrespective of the content type and size of the file.
  • The Concept of Shopping Cart in ASP.NET with C#Jul 16, 2008. This article will just give you the brief idea how to make simple shopping cart with dropdown GridView and data table.
  • Working with WPF Table using XAML - Part IAug 12, 2008. In this article, I will use WPF table in XAML format. This one defines a flexible grid area that contains rows and columns. At the contrast of the Grid object witch is defined in the System.Windows.Controls, the table object is defined in the System.Windows.Documents namespace.
  • Working with the Uniform Grid in WPFAug 22, 2008. In this article I will introduce the Uniform Grid object. The uniform grid object arranges content in its area so that all the cells in the grid have the same dimension. It represents a perfect solution if someone prefers to prevent the headache of ordering controls within an ordinary Grid object.
  • Working with WPF Table using C# - Part IIAug 26, 2008. In the previous article, Working with WPF Table using XAML - Part I, we discovered how to perform this task using XAML. Now, we will see how to do the same using C#.
  • Physical Data Organization and IndexingOct 07, 2008. This article is intended to explain the main storage structures used in database systems through examples in Microsoft SQL Server and Oracle Database.
  • Simulating Autonomous Transactions in Microsoft SQL ServerOct 10, 2008. In the article, I will cover how to use table variable techniques in order to simulate the autonomous transaction behavior of Oracle databases in Microsoft SQL Server.
  • Introduction to Page Layout using DIV elementFeb 03, 2009. This article explains about benefits of using DIV tag over TABLE in page layout design.
  • Paging and Sorting ListViews with ASP.NET MVC and jQueryMar 23, 2009. This article provides a simple example of using jQuery along with the jQuery tablesorter and tablesorter.pager plug-ins to provide sorting and paging support for a listview within the context of an ASP.NET MVC application. JQuery has partnered with Microsoft and is now integrated within the IDE to include the availability of intellisense support.
  • BizTalk Mapping. Using the Database Lookup FunctoidApr 06, 2009. In this article, I will show how to use the Database Lookup functoid to map incoming XML node to a database table column whose result value is set to a target XML node.
  • Cell Merging In GridViewMay 19, 2009. In many asp.net applications, we use the GridView control for displaying data. It is a very helpful control and powerful indeed. Many operations can be done using the grid view control but the UI presentation is more important as it is the look-n-feel that matters a lot. In this small article, I will demonstrate how the cells of the grid can be merged as I have been asked to do the same in one of my recent projects.
  • CRUD Operation on Associated table in ADO.NET Data Service May 27, 2009. This article will explain , how to perform data base operations on associated table in ADO.NET Data Service
  • Rows.Count, Column.Count and IEnumerator using ADO.NET with C# and Database ServerJul 29, 2009. In this article I will explain you how to make a SQL database connection and show information in data grid. Count the number of rows and columns in the table and show the records in text boxes using IEnumerator interface.
  • Auto Complete in DataGrid Cell Editing in Silverlight 3 ApplicationAug 16, 2009. This article shows how to implement auto complete in DataGrid Cell Editing in Silverlight 3 Application.
  • Swapping GridView rows Up and DownAug 22, 2009. In this article I am posting code about swapping GridView rows Up and Down using Data Tables.
  • Common Table Expression(CTE) in Sql server 2005Sep 14, 2009. This article explains about Common Table Expression(CTE) in sql server 2005 with sample sql queries.
  • SQL Server Important System Views and TablesSep 21, 2009. This article list out the important system tables, stored procedure and views.
  • Data Components in Visual Studio .NET Part2Oct 13, 2009. In this article I will explain about managing and viewing data through Server Explorer.
  • Creating Data Adapters with the Data Adapter Configuration Wizard Oct 14, 2009. This article will help you in understanding Creating Data Adapters with the Data Adapter Configuration Wizard.
  • Using Table Variables Instead of Temporary Tables in SQL ServerOct 23, 2009. This article demonstrates how to use Table variables in SQL Server instead of temporary tables.
  • DataTable in C#Nov 02, 2009. In this article, you will learn how to create an ADO.NET DataTable at run-time and use its properties and methods using C#.
  • Dealing with Percentage Size in WPFDec 03, 2009. This article demonstrates how to implement HTML Table percentage like feature in WPF using Grid panel.
  • Showing table data in hierarchical structureDec 04, 2009. In this article I am going to show how we can have table data in a tree view format.
  • Using the Data Form Wizard in ADO.NETDec 17, 2009. In this article I will explain about using the Data Form Wizard in ADO.NET.
  • CRUD Operations on Windows Azure table and Azure StorageJan 03, 2010. This article will give a walkthrough on how to perform a CRUD operation on Azure table.
  • 9 simple steps to run your first Azure Table ProgramJan 11, 2010. Azure has provided 4 kinds of data storages blobs, tables, queues and SQL azure. In this section we will see how to insert a simple customer record with code and name property in Azure tables.
  • Table and Column Mapping in ADO.NETJan 13, 2010. In this article I will explain about Table and Column Mapping in ADO.NET.

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