'Declaration Public Shadows Property UpdateCommand As PgSqlCommand
public new PgSqlCommand UpdateCommand {get; set;}
'Declaration Public Shadows Property UpdateCommand As PgSqlCommand
public new PgSqlCommand UpdateCommand {get; set;}
Note: If execution of this command returns rows, these rows may be merged with the System.Data.DataSet depending upon how you set the Devart.Common.DbCommandBase.UpdatedRowSource property of the PgSqlCommand object.
public void UseDataAdapter(PgSqlConnection pgConnection) { PgSqlDataAdapter myAdapter = new PgSqlDataAdapter("SELECT DeptNo, DName FROM Test.Dept", pgConnection); myAdapter.MissingSchemaAction = MissingSchemaAction.AddWithKey; DataSet myDataSet = new DataSet(); myAdapter.Fill(myDataSet,"Departments"); myDataSet.Tables["Departments"].Rows[3]["DName"] = "Researches"; myAdapter.UpdateCommand = new PgSqlCommand("UPDATE Test.Dept SET DeptNo = :DeptNo, DName = :DName " + "WHERE DeptNo = :oldDeptNo", pgConnection); myAdapter.UpdateCommand.Parameters.Add("DeptNo", PgSqlType.Int, 0, "DeptNo"); myAdapter.UpdateCommand.Parameters.Add("DName", PgSqlType.VarChar, 15, "DName"); myAdapter.UpdateCommand.Parameters.Add("oldDeptNo", PgSqlType.Int, 0, "DeptNo").SourceVersion = DataRowVersion.Original; myAdapter.Update(myDataSet,"Departments"); //Get all data from all tables within the dataset foreach(DataTable myTable in myDataSet.Tables) { foreach(DataRow myRow in myTable.Rows) { foreach (DataColumn myColumn in myTable.Columns) { Console.Write(myRow[myColumn]+"\t"); } Console.WriteLine(); } Console.WriteLine(); } }
Public Sub UseDataAdapter(ByVal pgConnection As PgSqlConnection) Dim myAdapter As PgSqlDataAdapter = New PgSqlDataAdapter("SELECT DeptNo, DName FROM Test.Dept", pgConnection) myAdapter.MissingSchemaAction = MissingSchemaAction.AddWithKey Dim myDataSet As DataSet = New DataSet myAdapter.Fill(myDataSet, "Departments") myDataSet.Tables("Departments").Rows(3)("DName") = "Researches" myAdapter.UpdateCommand = New PgSqlCommand("UPDATE Test.Dept SET DeptNo = :DeptNo, DName = :DName " & _ "WHERE DeptNo = :oldDeptNo", pgConnection) myAdapter.UpdateCommand.Parameters.Add("DeptNo", PgSqlType.Int, 0, "DeptNo") myAdapter.UpdateCommand.Parameters.Add("DName", PgSqlType.VarChar, 15, "DName") myAdapter.UpdateCommand.Parameters.Add("oldDeptNo", PgSqlType.Int, 0, "DeptNo").SourceVersion = DataRowVersion.Original myAdapter.Update(myDataSet, "Departments") Dim myTable As DataTable Dim myRow As DataRow Dim myColumn As DataColumn ' Get all data from all tables within the dataset For Each myTable In myDataSet.Tables For Each myRow In myTable.Rows For Each myColumn In myTable.Columns Console.Write(myRow(myColumn) & Chr(9)) Next myColumn Console.WriteLine() Next myRow Console.WriteLine() Next myTable End Sub
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