insertTR method
Implementation
Future<int?> insertTR(TrDto trDto, FieldData fieldData) async {
ValidateData.validateFieldData(fieldData, dao.smd, table_id: dao.table_id);
if (trDto.ts == null) trDto.ts = await dao.getAutoIncrement('ts');
fieldData = _appendTRFieldValues(trDto, fieldData);
await dao.insert(fieldData);
return trDto.ts;
}