I have a form/grid that contain 2 different datasource
I added StringEdit To form StringEdit's EDT is a field From datasource1
I want to add filter to Datasource2 records according to Stringedit
there is relations between tables
select datasource1
Join datasource2 where datasource2.ImpExtraCostInv == datasource1.ImpExtraCostInv
&& datasource2.ImpDocNum == CostParameter.valueStr()";
qbrType.value(queryValue(datasource1.valuestr())));
Why not working