C# Corner

Resources  
  • Write data to an access database using SQL Query and ADO.NETDec 06, 2000. See how to use SQL Statements to write data to an access database.
  • 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.
  • Database Explorer : Part 2Jan 22, 2001. Attached is a C# program which is a enhanced version of the previous article on ADO.NET.
  • 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.
  • SQL Programming using .NETFeb 01, 2001. This program shows several data objects, some draw backs of each and some interesting things.
  • 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.
  • 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.
  • Developing Web Applications in VS.NET Mar 29, 2001. This tutorial describes about Step-by-step tutorial guides you towards developing your first web application.
  • Assemblies : The Ins and Out : Part IApr 13, 2001. In Part 1, I will cover what exactly an assembly is, and what an assembly contains.
  • Assemblies : The Ins and Out : Part IIApr 16, 2001. In this part, I will discuss both Private and Shared assemblies and how to create a "Shared Assembly".
  • Assemblies : The Ins and Out : Part IIIApr 20, 2001. In this part I will discuss in more detail than Part 2, the available utilities for manipulating assemblies.
  • XML Strengths and Weaknesses with DOM, ASP, and XSLApr 30, 2001. In this article we're going to take a look at some of the terminology that comes with using XML and its related technologies, as well as how to create and transform XML documents with XSL using Microsoft's MSXML parser. To test the code samples shown in this article you should be running Windows NT/2000/XP with IIS installed. You should also have SQL server 2000 installed on the same machine.
  • Working With OleDb Data Adapters Jun 19, 2001. This step by step tutorial guides you to create your database applications using OleDb Data Adapters in VS.NET.
  • Working with OleDb Data AdaptersJun 20, 2001. This step by step article guides you to create your database applications using OleDb Data Adapters in VS.NET.
  • ADO.NET: What's changed in .NET Beta 2?Jun 20, 2001. ADO.NET API is one of the changed APIs. In this article, I've covered some of ADO.NET changes in Beta 2.
  • Mobile with Access DatabaseJul 14, 2001. Till now we had done the Programming using SQL Server and XML as Database.
  • Generating XML from SQL databaseJul 30, 2001. Some Days Back i posted the article dealing XML as a Middle tier but i guess the People didn't get the clear funda.
  • Basic Database Operations in ADO.NETAug 08, 2001. This Article will show the basic database transactions select, insert update and delete.
  • 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.
  • 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.
  • SharpHSQL - An SQL engine written in C#Jan 08, 2002. .NET! C#! If you haven't been inundated with the marketing of Microsoft's new initiatives, you've been living in your cube without a web connection for quite a while. Like a lot of developers, I had installed the .NET SDK and the Beta 1 of Visual Studio .NET and played with it. However, since its release was so far out in the future and I had deadlines to meet, I soon went back to working with the things my customers needed now.
  • Data Access through Web Services, Stored Procedures and SQL QueriesFeb 12, 2002. Web Services has been the most revolutionary aspect of the .NET framework developed by Microsoft. This article presents the three different modes through which data can be accessed viz. through Web services, stored procedures and SQL query using the power of ADO.NET and XML.
  • 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.
  • Publication Application Developed in C#Mar 07, 2002. This program retrieves publishers, title and author information from the SQL Server "pubs" Database.
  • Creating a SQL Server Database Programmatically using SQLDMOMar 12, 2002. The attached source code creates a SQL Server database programmatically using SQLDMO.
  • SQL Server Database ExplorerMar 20, 2002. This application connects to a running SQL Server 2000 and displays all the available databases in it.
  • .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.
  • A Database Component: Inserting Serializable ObjectsApr 23, 2002. The attached zip file contains two projects - a database component (DLL) project and a Windows forms project called Test. Both projects are written and compiled using Visual Studio .NET version 1.0.
  • Web Services: Basics and Beyond Part 3Apr 30, 2002. This article series shall attempt an explanation that will go beyond the basics of web services.
  • A Generic Data Access Component using Factory PatternJul 30, 2002. the article A Generic Data Access Component using Factory Pattern provides a very good way of creating ADO.Net data provider independent applications, but there is one problem with it. Different ADO.Net data providers use different approaches in labeling of parameters in SQL statement.
  • Sharp HSQL- An SQL Engine Written in C#Aug 01, 2002. .NET! C#! If you haven't been inundated with the marketing of Microsoft's new initiatives, you've been living in your cube without a web connection for quite a while.
  • 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).
  • Using SQL in .NET: Part 1Oct 04, 2002. In this article, I will show you how to execute SQL queries from your C# applications.
  • Data Access with ADO.NETNov 04, 2002. This first article will provide a brief history of data access as well as provide the basic flow for using ADO to access data.
  • 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.
  • Using Stored Procedures in Conjuction with DataAdapterJan 09, 2003. A stored procedure is a named collection of SQL statements that are stored in the database. To the client a stored procedure acts similar to a function.
  • 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.
  • The "ins" and "outs" of Using Stored Procedures in C#Jan 27, 2003. This article reviews the creation of stored procedures with parameters using the Visual Studio IDE.
  • SQL Demo Login in C#Feb 23, 2003. This sample code contains a reusable control that allows you to build a dialog box that queries for SQL-Server connection parameters.
  • Basics of Extending Your Working Environment in Visual StudioApr 10, 2003. All of us have used Macros in Microsoft Office and Add-ins in Visual Studio 6 and I am very sure all of us have been impressed as well by their power to control their own working environment.
  • Using OLEDB in ADO.NET with COBOLApr 16, 2003. The SqlClient class was created by Microsoft and is used primarily to access a SQL Server database.
  • 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.
  • Building Data Access Helper Component for Microsoft SQL ServerMay 13, 2003. In this article I will be going through the development of a class library similar to Microsoft Data Application Blocks.
  • Kuti.DataJul 02, 2003. The attached source code file has two parts - DataObject directory and Automatic SQL Generator.
  • Data Access Component for SQL Server in C#Jul 07, 2003. The attached source code a data access component for SQL Server that contains methods to get a DataSet.
  • 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.
  • Error Logging in ASP.NETSep 02, 2003. I have written some code that provide your system with some nice features on error logging in ASP.NET.
  • ODBC usage in .NETSep 24, 2003. This article will provide a template of how to represent a smallint, integer, decimal, varchar and other ODBC data types that are used in the SQL Server environment in COBOL.
  • Enter Null Values for DateTime Column of SQL ServerSep 26, 2003. Inserting a null value to the DateTime Field in SQL Server is one of the most common issues giving various errors. Even if one enters null values the value in the database is some default value as 1/1/1900 12:00:00 AM.
  • Oracle Connectivity in .NETDec 03, 2003. This whitepaper takes you through different ways of database connectivity to Oracle database from .NET. This also talks about the advantages and disadvantages of all of these technologies.
  • 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 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.
  • Real Life SQL and .NET :Using SQL with C#: Part VIIIJan 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 : using SQL with C#: Part XIJan 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 : SQL Subqueries: Part VIIJan 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 VJan 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 IIJan 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 : Using SQL with C#: Part IXJan 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 XIIJan 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 : using SQL with C#: Part XJan 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 VIJan 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.
  • Understanding SQL Server Yukon Service BrokerFeb 25, 2004. The new version of Microsoft SQL Server™ "Yukon" comes together with a set of technologies capable of enlarging the horizon for database applications. One of the most remarkable technologies is the Service Broker that makes it possible to build database-intensive distributed applications. In this article we explore the core concepts of the Service Broker and show how to use its potentialities to build applications with message interchanging.
  • SQL Server Reporting ServicesFeb 25, 2004. SQL Server Reporting Services is a comprehensive, server-based platform for creating, managing, and delivering reports that contain data from relational and multidimensional data sources. This article explains the features that are supported by SQL Server.
  • Report Generation in .NETFeb 27, 2004. Report generation is an integral part of enterprise application development. Choosing the right kind of report generation strategy decides the success of the application in terms of cost and performance. The white paper discusses some of the key factors that need to be considered when architecting reporting systems in .NET and C#.
  • An introduction to Matisse, a post-relational database for .NET - Part 1Mar 06, 2004. When it comes to database for .NET, there are several options in addition to the well known ones such as SQL Server or MySQL. One of them is Matisse, a post-relational database by Matisse Software.
  • Generic database access with Mimer Provider ManagerMar 09, 2004. The Mimer Provider Manager uses different plugins to access different underlying ADO.NET providers. Plugins are developed for Oracle, SQL Server, ODBC, and OLE DB.
  • DataSets in Microsoft .NET - Part 2Mar 09, 2004. This article explains sorting, searching and filtering support provided by dataset and data table objects.
  • Multilingual Applications in .NETMar 24, 2004. This article explains the basic understanding on different methods of developing multilingual applications in .NET. Here emphasis is given on handling multiple languages using resource files.
  • Multilingual Applications in .NET - Part IMar 24, 2004. This article provides a basic understanding of various methods of developing multilingual applications in .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.
  • 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.
  • Populate SQL Servers and Databases dynamically in C#May 27, 2004. The attached source code is a class that provides methods to populate an array with the available SQL Server and databases on your network dynamically.
  • Accessing Excel Spreadsheet in C#Jun 01, 2004. Most of the time you will use SQL, Oracle, Access or some other database to store data. But it is possible to use Excel spreadsheet much like a database to stored data. This article and code will explain how to do this in C#.
  • Microsoft CRM Programming Secrets - Tips for DevelopersJul 26, 2004. This article is for advanced Microsoft CRM SDK C# developers. It describes the technique of direct SQL programming, when SDK doesn't have the functionality to do the job.
  • Microsoft CRM Development: SDK, C#, SQL, Exchange, Integration, Crystal ReportsAug 04, 2004. In this article, as a software developer, database administrator or a web designer, you will learn how to customize Microsoft CRM according to your needs.
  • Handling Oracle Max Open Cursor Error when Fetching Multiple Rows in ADO.NETAug 18, 2004. When working with Microsoft technologies, MS SQL Server comes out as a natural choice for the database. While it is a fact that .NET Framework has extensive support for SQL server, when you work with other databases like Oracle the situation might turn out to be a little more tricky than it is with SQL Server.
  • Remote Data Access LayerAug 24, 2004. The attached source project is a data access layer library and the main idea of developing such a DAL is to separate the database execution from the client/end user and maintain it on the server side, there by reducing the number of direct simultaneous connection to the SQL Server.
  • Crystal Reports - Geterogeneus databases: SQL Server, Oracle, Unidata, BtrieveAug 24, 2004. Crystal Reports is the most flexible tool on the market and it has market recognition. Multiple software vendors offer Crystal Reports as the main reporting tool: Microsoft, Best Software, Oracle to name a few. In this article, you learn some tips on using Crystal Reports versus other options.
  • TranslateSQLOct 05, 2004. TranslateSQL is a utility for generating SQL-Server SQL scripts based on an existing Oracle schema, in essence 'translating' Oracle schemas into SQL-Server databases.
  • CopySchemaOct 05, 2004. CopySchema is a utility for copying all the data from one Oracle schema to another. Although similar to the exp/imp and bulk load utilities of Oracle, it has the advantage of offering a simple GUI interface and of handling changes to the schema.
  • Bulk Data Transactions using OpenXMLOct 13, 2004. OPENXML is a new function added to SQL Server 2000 that provides a rowset view over an XML document. Since a rowset is simply a set of rows that contain columns of data, OPENXML is the function that allows an XML document to be treated in the familiar relational database format. It allows for the passing of an XML document to a T-SQL stored procedure for updating the data.
  • Storing Images into a DatabaseOct 18, 2004. In order to provide your application with cool pictures you can employ two techniques (at least). One of them is that you can save the pictures in a folder and store the path to each one in a database or configuration file. The other one is to store the entire file into a database, along with its file name.
  • SQL Server Reporting ServicesFeb 25, 2005. SQL Server Reporting Services is a comprehensive, server-based platform for creating, managing, and delivering reports that contain data from relational and multidimensional data sources. This article explains the features that are supported by SQL Server.
  • How to Call a .NET Assembly From a SQL Server Scheduled JobApr 27, 2005. This article shows you a step-by-step implementation of a COM client (a SQL Server scheduled Job) using .NET and C#.
  • Session Management in Web Garden using Custom ComponentsMay 17, 2005. This article provides an insight on creating a custom Session Manager component using C#.

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