private static string InDbFieldDefToSqlDataType(InDbFieldDef fieldDef)
{
switch (fieldDef.DataType & DataType.BaseMask)
{
case DataType.Boolean:
return("bit");
case DataType.Integer:
return("Int");
case DataType.Float:
return("Float");
case DataType.Currency:
return("Money");
case DataType.DateTime:
return("datetime");
case DataType.String:
return(string.Format("varchar({0})", (object)fieldDef.Size));
case DataType.Memo:
return("text");
case DataType.Binary:
return("image");
default:
throw new InDbException("Тип не поддерживается");
}
}
public void DeleteFieldDef(string name, bool autoCorrectIndexes)
{
try
{
InDbFieldDef fieldDef = this.FieldDefs[name];
if (!StrUtils.IsNullOrEmpty(fieldDef.OriginalName))
{
this.FFieldDefsToDelete.Add(fieldDef);
}
this.FieldDefs.RemoveAt(this.FieldDefs.IndexOf(name));
if (!autoCorrectIndexes)
{
return;
}
for (int index1 = this.IndexDefs.Count - 1; index1 >= 0; --index1)
{
InDbIndexDef indexDef = this.IndexDefs[index1];
for (int index2 = indexDef.FieldDefs.Count - 1; index2 >= 0; --index2)
{
if (indexDef.FieldDefs[index2] == fieldDef)
{
indexDef.FieldDefs.RemoveAt(index2);
if (this.FModifiedIndexDefs.IndexOf(indexDef) == -1)
{
this.FModifiedIndexDefs.Add(indexDef);
}
}
}
if (indexDef.FieldDefs.Count == 0)
{
this.DeleteIndexDef(index1);
}
}
}
catch (Exception ex)
{
throw new InDbException(string.Format("Ошибка удаления поля '{0}' таблицы '{1}'.", (object)name, (object)this.Name), ex);
}
}
private static bool IsFieldDefModified(InDbFieldDef fieldDef) => fieldDef.Name != fieldDef.OriginalName || fieldDef.DataType != fieldDef.OriginalDataType || fieldDef.Size != fieldDef.OriginalSize;
internal int Add(InDbFieldDef fieldDef) => this.FItems.Add((object)fieldDef);
