public System.Data.SqlClient.SqlCommand getDeleteCommand()
{
System.Data.SqlClient.SqlCommand v_Cmd = new System.Data.SqlClient.SqlCommand();
System.Data.DataColumn v_Column = default(System.Data.DataColumn);
System.Data.DataRow v_Row = default(System.Data.DataRow);
System.Data.SqlClient.SqlParameter v_Para = default(System.Data.SqlClient.SqlParameter);
v_Row = m_ds.Tables[m_TableName].Rows[0];
CProperty v_Property = new CProperty();
foreach (System.Data.DataColumn tempLoopVar_v_Column in m_ds.Tables[m_TableName].PrimaryKey)
{
v_Column = tempLoopVar_v_Column;
v_Property.SetValues(v_Column.DataType, v_Column.ColumnName);
v_Para = v_Property.CreateSQLValuePara();
v_Para.Value = v_Row[v_Property.getName()];
v_Cmd.Parameters.Add(v_Para);
}
//Gan cac thuoc tinh cua command
v_Cmd.Connection = m_cnn;
v_Cmd.CommandType = CommandType.StoredProcedure;
v_Cmd.CommandText = c_PRPrefix + m_TableName + "_Delete";
return v_Cmd;
}
//Lay ve tham so dung de chua loi do sql server tra ve
//Protected Function getErrorParameter() As SqlClient.SqlParameter
// Dim v_sqlPara As New SqlClient.SqlParameter()
// v_sqlPara = New SqlClient.SqlParameter("@ErrorCode", System.Data.SqlDbType.Int)
// v_sqlPara.Direction = ParameterDirection.Output
// Return v_sqlPara
//End Function
//Dat cac gia tri cho cac thuoc tinh
protected void set_value_4_para(SqlParameter i_obj_sqlpara,
CProperty i_obj_property,
DataRow i_dr_value)
{
Type v_obj_type = i_dr_value.Table.Columns[i_obj_property.getName()].DataType;
switch (v_obj_type.ToString())
{
case "System.String":
if (i_dr_value.IsNull(i_obj_property.getName()))
{
i_obj_sqlpara.Value = System.Convert.DBNull;
}
else
{
if (i_dr_value[i_obj_property.getName()].ToString().Trim().Length == 0)
{
i_obj_sqlpara.Value = System.Convert.DBNull;
}
else
{
i_obj_sqlpara.Value = i_dr_value[i_obj_property.getName()];
}
}
break;
case "System.DateTime":
if (i_dr_value.IsNull(i_obj_property.getName()))
{
i_obj_sqlpara.Value = System.Convert.DBNull;
}
else
{
if (Convert.ToDateTime(i_dr_value[i_obj_property.getName()])
== Convert.ToDateTime("01/01/1900"))
{
i_obj_sqlpara.Value = System.Convert.DBNull;
}
else
{
i_obj_sqlpara.Value = i_dr_value[i_obj_property.getName()];
}
}
break;
default:
i_obj_sqlpara.Value = i_dr_value[i_obj_property.getName()];
break;
}
}
