C# Access(mdb) コード内で作成

コード内でmdb作成。Close入れないと接続が残っている。

using System.Windows.Forms;

//参照設定追加
//Microsoft ADO Ext X.X for DDL and Security
//Microsoft ActiveX Data Objects 6.0 Library

namespace WindowsFormsApp1
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            ADOX.Catalog cat = new ADOX.Catalog();
            ADODB.Connection db1 = cat.Create("Provider='Microsoft.Jet.OLEDB.4.0';Data Source=" + Application.StartupPath + @"\test1.mdb;Jet OLEDB:Engine Type=5");
            ADODB.Connection db2 = cat.Create("Provider='Microsoft.Jet.OLEDB.4.0';Data Source=" + Application.StartupPath + @"\test2.mdb;Jet OLEDB:Engine Type=5");
            db1.Close();
            db2.Close();
        }
    }
}

using System.Windows.Forms;

//参照設定追加

//Microsoft ADO Ext X.X for DDL and Security

//Microsoft ActiveX Data Objects 6.0 Library

namespace WindowsFormsApp1

{

public partial class Form1 : Form

{

public Form1()

{

ADOX.Catalog cat = new ADOX.Catalog();

ADODB.Connection db1 = cat.Create("Provider='Microsoft.Jet.OLEDB.4.0';Data Source=" + Application.StartupPath + @"\test1.mdb;Jet OLEDB:Engine Type=5");

ADODB.Connection db2 = cat.Create("Provider='Microsoft.Jet.OLEDB.4.0';Data Source=" + Application.StartupPath + @"\test2.mdb;Jet OLEDB:Engine Type=5");

db1.Close();

db2.Close();

}