CreateDataSet(String,String,Boolean) Method

Creates a System.Data.DataSet with data returned by the passed SQL statement from the specfied database.

Syntax

Visual Basic
C#

'Declaration
 
Public Overloads Shared Function CreateDataSet( _ 
   ByVal sql As String, _ 
   ByVal database As String, _ 
   ByVal withSchema As Boolean _ 
) As DataSet

public static DataSet CreateDataSet( 
   string sql,
   string database,
   bool withSchema 
)

Parameters

sql: The SQL specifiyng the data to return in System.Data.DataSet
database: Name of the MS Access database to get the data from (I.e. "Access.mdb" in /Database directory). Ignored if solution is running MS SQL-Server
withSchema: Set to true if the returned dataset should contain schema information on table names, column names and types etc.

Return Value

A disconnected System.Data.DataSet instance with data.

Remarks

Since this is a disconnected System.Data.DataSet, no updates are possible. If you want to obtain an updatable System.Data.DataSet use the DataManager. Adds a System.Data.DataTable named "Table" to the specified System.Data.DataSet and configures the schema to match that in the data source.

Example

Create a datasetCreate a dataset

C#
Visual Basic

using System.Data;

namespace Dynamicweb.Examples.CSharp
{
    public class DatabaseCreateDataset
    {

        public void DatasetSample()
        {
            //Create dataset on the default database
            var myDataset = Database.CreateDataSet("SELECT TOP 10 * FROM Page");

            //Loop rows in dataset
            foreach (DataRow row in myDataset.Tables[0].Rows)
            {
                var pageId = Input.FormatInteger(row["PageID"]);
            }

            //Create dataset on alternate database
            var myDataset2 = Database.CreateDataSet("SELECT TOP 10 * FROM AccessUser", "Access.mdb");

            //Loop rows in dataset
            foreach (DataRow row in myDataset.Tables[0].Rows)
            {
                var userId = Input.FormatInteger(row["AccessUserID"]);
            }
        }
    }
}

Public Class DatabaseCreateDataset
    Public Sub DatasetSample()

        'Create dataset on the default database
        Dim myDataset As DataSet = Database.CreateDataset("SELECT TOP 10 * FROM Page")

        'Loop rows in dataset
        For Each row As DataRow In myDataset.Tables.Item(0).Rows()
            Dim pageId As Integer = Input.FormatInteger(row.Item("PageID"))
        Next

        'Create dataset on alternate database
        Dim myDataset2 As DataSet = Database.CreateDataset("SELECT TOP 10 * FROM AccessUser", "Access.mdb")

        'Loop rows in dataset
        For Each row As DataRow In myDataset.Tables.Item(0).Rows()
            Dim userID As Integer = Input.FormatInteger(row.Item("AccessUserID"))
        Next
    End Sub
End Class

Requirements

Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

Reference

Database Class
Database Members
Overload List