public virtual Boolean AddDefault(IDataColumn field, String value)
{
//if (field.DataType == typeof(DateTime))
//{
CheckAndGetDefault(field, ref value);
//}
try
{
using (ADOTabe table = GetTable(field.Table.Name))
{
if (table.Supported && table.Columns != null)
{
foreach (ADOColumn item in table.Columns)
{
if (item.Name == field.Name)
{
item.Default = value;
return(true);
}
}
}
return(false);
}
}
catch { return(false); }
}
public Boolean AddTableDescription(IDataTable table, String value)
{
try
{
using (ADOTabe tb = GetTable(table.Name))
{
tb.Description = value;
return(true);
}
}
catch { return(false); }
}
protected override List <IDataColumn> GetFields(IDataTable xt)
{
List <IDataColumn> list = base.GetFields(xt);
if (list == null || list.Count < 1)
{
return(null);
}
Dictionary <String, IDataColumn> dic = new Dictionary <String, IDataColumn>(StringComparer.OrdinalIgnoreCase);
foreach (IDataColumn xf in list)
{
dic.Add(xf.Name, xf);
}
try
{
using (ADOTabe table = GetTable(xt.Name))
{
if (table.Supported && table.Columns != null)
{
foreach (ADOColumn item in table.Columns)
{
if (!dic.ContainsKey(item.Name))
{
continue;
}
IDataColumn field = dic[item.Name];
field.Identity = item.AutoIncrement;
if (!field.Identity)
{
field.Nullable = item.Nullable;
}
}
}
}
}
catch { }
return(list);
}
public Boolean AddColumnDescription(IDataColumn field, String value)
{
try
{
using (ADOTabe table = GetTable(field.Table.Name))
{
if (table.Supported && table.Columns != null)
{
foreach (ADOColumn item in table.Columns)
{
if (item.Name == field.Name)
{
item.Description = value;
return(true);
}
}
}
return(false);
}
}
catch { return(false); }
}
public ADOColumn(ADOTabe table, Column column/*, DAO.Field field*/)
{
Table = table;
Column = column;
//Field = field;
}
public ADOColumn(ADOTabe table, Column column /*, DAO.Field field*/)
{
Table = table;
Column = column;
//Field = field;
}
