public DataTable GetChildrenStaffs(string organizeId)
        {
            PiOrganizeManager organizeManager = new PiOrganizeManager(this.DBProvider, this.UserInfo);

            string[] organizeIds = null;
            switch (DBProvider.CurrentDbType)
            {
            case CurrentDbType.Access:
            case CurrentDbType.SqlServer:
                string organizeCode = DbCommonLibary.GetProperty(dbProvider, PiOrganizeTable.TableName, PiOrganizeTable.FieldId, organizeId, PiOrganizeTable.FieldCode);    //this.GetCodeById(organizeId);
                organizeIds = organizeManager.GetChildrensIdByCode(PiOrganizeTable.FieldCode, organizeCode);
                break;

            case CurrentDbType.Oracle:
                organizeIds = organizeManager.GetChildrensId(PiOrganizeTable.FieldId, organizeId, PiOrganizeTable.FieldParentId);
                break;

            case CurrentDbType.MySql:
                organizeIds = organizeManager.GetMySqlChildrensId(PiOrganizeTable.FieldId, organizeId, PiOrganizeTable.FieldParentId);
                break;
            }
            return(this.GetDTByOrganizes(organizeIds));
        }