CreateParameter Method (SQLiteCommand)

In This Topic

Creates a new instance of a SQLiteParameter object.

Syntax

Visual Basic
C#

'Declaration
 
Public Shadows Function CreateParameter() As SQLiteParameter

public new SQLiteParameter CreateParameter()

Return Value

A SQLiteParameter object.

Remarks

This method is a strongly-typed version of System.Data.IDbCommand.CreateParameter. See SQLiteParameter to find out more ways to create a parameter.

Example

This sample shows how to create a parameter using CreateParameter function.

csharp

Public void CreateParam(SQLiteConnection sqConnection)
{
  SQLiteCommand sqCommand = new SQLiteCommand("SELECT * FROM Dept WHERE DeptNo=:Deptno",sqConnection);
  SQLiteParameter myParam = sqCommand.CreateParameter();
  myParam.SQLiteType = Devart.Data.SQLite.SQLiteType.Int32;
  myParam.Value = 10;
  myParam.ParameterName = "Deptno";
  sqCommand.Parameters.Add(myParam);
  sqConnection.Open();
  SQLiteDataReader sqReader = null; 
  try
  {
    sqReader = sqCommand.ExecuteReader(); 
    while (sqReader.Read())
    {
      Console.WriteLine(sqReader.GetInt32(0) + ", " + sqReader.GetString(1) + ", " + sqReader.GetString(2));
    }
  }
  finally
  {
    sqReader.Close();
    sqConnection.Close();
  }
}

Visual Basic

Public Sub CreateParam(ByVal sqConnection As SQLiteConnection)
  Dim sqCommand As New SQLiteCommand("SELECT * FROM Dept WHERE DeptNo=:Deptno", sqConnection)
  Dim myParam As SQLiteParameter = sqCommand.CreateParameter()
  myParam.SQLiteType = Devart.Data.SQLite.SQLiteType.Int32
  myParam.Value = 10
  myParam.ParameterName = "Deptno"
  sqCommand.Parameters.Add(myParam)
  sqConnection.Open()
  Dim sqReader As SQLiteDataReader = Nothing
  Try
    sqReader = sqCommand.ExecuteReader()
    While sqReader.Read()
      Console.WriteLine(sqReader.GetInt32(0).ToString() + ", " _
        + sqReader.GetString(1) + ", " _
        + sqReader.GetString(2))
    End While
  Finally
    sqReader.Close()
    sqConnection.Close()
  End Try
End Sub

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

SQLiteCommand Class
SQLiteCommand Members
Parameters Property
SQLiteParameter Class

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