database programming with vb net and ado net free ebook

Ngày tải lên: 12/08/2014, 16:20

Ngày tải lên: 12/08/2014, 16:20

Ngày tải lên: 12/08/2014, 16:20

Ngày tải lên: 12/08/2014, 16:20

Ngày tải lên: 12/08/2014, 16:20

Ngày tải lên: 12/08/2014, 16:20

Ngày tải lên: 12/08/2014, 16:20

... objects and data operation objects related to ADO NET and (2) they allow you to use different methods to access and manipulate data from the data source and the database But everything has good and ... building a C# project with SQL Server database and another C# project with Oracle database using the Design Tools and Wizards There is a small difference when creating and connecting to the different ... selForm = new SelectionForm(); C accCommand.Connection = accConnection; accCommand.CommandType = CommandType.Text; accCommand.CommandText = cmdString; accCommand.Parameters.Add("@Param1", OleDbType.Char).Value...

Ngày tải lên: 17/10/2013, 19:15

... data components, Command and DataTable, are created here and they will be used in this method C The Command object is initialized with Connection object, CommandType, and CommandText properties ... selForm = new SelectionForm(); C sqlCommand.Connection = sqlConnection; sqlCommand.CommandType = CommandType.Text; sqlCommand.CommandText = cmdString; sqlCommand.Parameters.Add("@Param1", SqlDbType.Char).Value ... provides a connection to the database and translates Standard Query Operators to the standard SQL statements to access our database In order to avoid access and use the same database simultaneously,...

Ngày tải lên: 20/10/2013, 11:15

... txtPassWord.Text; oraCommand.Connection = oraConnection; oraCommand.CommandType = CommandType.Text; oraCommand.CommandText = cmdString; oraCommand.Parameters.Add(oraUserName); oraCommand.Parameters.Add(oraPassWord); ... txtPassWord.Text; oraCommand.Connection = oraConnection; oraCommand.CommandType = CommandType.Text; oraCommand.CommandText = cmdString; oraCommand.Parameters.Add(oraUserName); oraCommand.Parameters.Add(oraPassWord); ... Database 10g Express Edition (Oracle Database XE R2) is an entry-level, small-footprint starter database with the following advantages: 406 Chapter Data Selection Query with Visual C# .NET • Free...

Ngày tải lên: 20/10/2013, 11:15

... C# and databases This method utilizes many powerful tools and wizards provided by Visual Studio .NET 2008 and ADO .NET to simplify the coding process, and most of codes are autogenerated by the NET ... oraCommand.Connection = logForm.oraConnection; oraCommand.CommandType = CommandType.StoredProcedure; oraCommand.CommandText = cmdString; oraCommand.Parameters.Add(paramFacultyName); oraCommand.Parameters.Add(paramFacultyCourse); ... 2005 Express, and Oracle 10g XE databases • Use the OleDbCommand, SqlCommand, and OracleCommand class to dynamically execute the data query with dynamic parameters to three kinds of databases •...

Ngày tải lên: 24/10/2013, 09:15

... sqlCommand.Connection = logForm.sqlConnection; sqlCommand.CommandType = CommandType.Text; sqlCommand.CommandText = cmdString; InsertParameters(sqlCommand); //FacultyDataAdapter.InsertCommand = ... Data Inserting with Visual C# .NET table in the database and should be read back and displayed in the form window Let’s begin with the coding for the first step 6.6.3 Startup Coding and Data Validation ... the database Build the INSERT command using the Command object, and then call the command’s ExecuteNonQuery() method to insert new records into the database Or you can assign the built command...

Ngày tải lên: 24/10/2013, 09:15

... OracleCommand oraCommand = new OracleCommand(); oraCommand.Connection = oraConnection; oraCommand.CommandType = CommandType.StoredProcedure; oraCommand.CommandText = cmdString; oraCommand.Parameters.Add("Name", ... Updating and Deleting with Visual C# .NET • Understand the working principle and structure of updating and deleting data in the database using the Visual Studio .NET Design Tools and Wizards • Understand ... logForm.sqlConnection; sqlCommand.CommandType = CommandType.StoredProcedure; sqlCommand.CommandText = cmdString; InsertParameters(ref sqlCommand); intInsert = sqlCommand.ExecuteNonQuery(); sqlCommand.Dispose();...

Ngày tải lên: 28/10/2013, 16:15

... logForm.getLogInForm(); SqlCommand sqlCommand = new SqlCommand(); int intUpdate = 0; sqlCommand.Connection = logForm.sqlConnection; sqlCommand.CommandType = CommandType.Text; sqlCommand.CommandText = cmdString; ... OleDbCommand accCommand = new OleDbCommand(); int intUpdate = 0; accCommand.Connection = logForm.accConnection; accCommand.CommandType = CommandType.StoredProcedure; accCommand.CommandText = ... logForm.getLogInForm(); SqlCommand sqlCommand = new SqlCommand(); int intUpdate = 0; sqlCommand.Connection = logForm.sqlConnection; sqlCommand.CommandType = CommandType.StoredProcedure; sqlCommand.CommandText = cmdString;...

Ngày tải lên: 28/10/2013, 16:15

... OracleCommand oraCommand = new OracleCommand(); oraCommand.Connection = oraConnection; oraCommand.CommandType = CommandType.StoredProcedure; oraCommand.CommandText = cmdString; oraCommand.Parameters.Add("Name", ... by any NET application written in any NET- based language Now let’s take a closer look at the ASP .NET 8.2 WHAT IS ASP .NET AND ASP .NET 3.5? ASP .NET is a programming framework built on the NET Framework, ... (user_name=@name) AND (pass_word=@word)"; B SqlCommand sqlCommand = new SqlCommand(); SqlDataReader sqlReader; C sqlCommand.Connection = sqlConnection; sqlCommand.CommandType = CommandType.Text; sqlCommand.CommandText...

Ngày tải lên: 07/11/2013, 11:15

... SqlCommand sqlCommand = new SqlCommand(); int intDelete = 0; sqlCommand.Connection = (SqlConnection)Application["sqlConnection"]; sqlCommand.CommandType = CommandType.Text; sqlCommand.CommandText ... (user_name=:name) AND (pass_word=:word)"; OracleCommand oraCommand = new OracleCommand(); OracleDataReader oraReader; B oraCommand.Connection = oraConnection; oraCommand.CommandType = CommandType.Text; ... the NET Framework, and you implement the NET Framework by using the tools such as Visual Studio .NET provided by the NET Framework, too ASP .NET 3.5 is a programming framework built on the NET...

Ngày tải lên: 07/11/2013, 11:15

... SQLResult.SQLRequestError = "Database connection is failed"; ReportError(SQLResult); return null; } sqlCommand.Connection = sqlConnection; sqlCommand.CommandType = CommandType.Text; sqlCommand.CommandText = cmdString; ... SQLResult.SQLRequestError = "Database connection is failed"; ReportError(SQLResult); return null; } sqlCommand.Connection = sqlConnection; sqlCommand.CommandType = CommandType.StoredProcedure; sqlCommand.CommandText ... SQLResult.SQLRequestError = "Database connection is failed"; ReportError(SQLResult); return null; } sqlCommand.Connection = sqlConnection; sqlCommand.CommandType = CommandType.Text; sqlCommand.CommandText = cmdString;...

Ngày tải lên: 07/11/2013, 11:15

... ReportError(SetSQLResult); return null; } sqlCommand.Connection = sqlConnection; sqlCommand.CommandType = CommandType.StoredProcedure; sqlCommand.CommandText = cmdString; sqlCommand.Parameters.Add("@FacultyName", ... GetSQLResult.SQLInsertError = "Database connection is failed"; ReportError(GetSQLResult); return null; } sqlCommand.Connection = sqlConnection; sqlCommand.CommandType = CommandType.Text; sqlCommand.CommandText = ... SetSQLResult.SQLInsertError = "Database connection is failed"; ReportError(SetSQLResult); return null; } sqlCommand.Connection = sqlConnection; sqlCommand.CommandType = CommandType.Text; sqlCommand.CommandText =...

Ngày tải lên: 14/12/2013, 15:15

... H oraCommand.Connection = oraConnection; oraCommand.CommandType = CommandType.StoredProcedure; oraCommand.CommandText = cmdString; oraCommand.Parameters.Add(paramFacultyName); oraCommand.Parameters.Add(paramFacultyInfo); ... E F OracleCommand oraCommand = new OracleCommand(cmdString, oraConnection); oraCommand.CommandType = CommandType.StoredProcedure; oraCommand.Parameters.Add(paramCourseID); oraCommand.Parameters.Add(paramCourseInfo); ... OracleResult.OracleRequestError = "Database connection is failed"; ReportError(OracleResult); return null; } oraCommand.Connection = oraConnection; oraCommand.CommandType = CommandType.Text; oraCommand.CommandText =...

Ngày tải lên: 14/12/2013, 15:15

... important OracleCommand oraCommand = new OracleCommand(cmdString, oraConnection); oraCommand.CommandType = CommandType.StoredProcedure; oraCommand.Parameters.Add(paramCourseID); oraCommand.Parameters.Add(paramCourseInfo); ... OracleResult.OracleError = "Database connection is failed"; ReportError(OracleResult); return null; } oraCommand.Connection = oraConnection; oraCommand.CommandType = CommandType.Text; oraCommand.CommandText = ... ReportError(OracleResult); return null; } oraCommand.Connection = oraConnection; oraCommand.CommandType = CommandType.StoredProcedure; oraCommand.CommandText = cmdString; oraCommand.Parameters.Add("FacultyName",...

Ngày tải lên: 14/12/2013, 15:15