How to use rowN.column in tDBrow ?

[Anonymous]

Hi everybody , 
I'm blocked with a process. I need to update a table using the result of a tOracleInput.
I tried to use : tOracleInput ---row1---> tOracleRow
in tOraclerow , i have something like this :
Update a set colA = row1.colA where a is null ;
But it doesn't work.
Someone can help me please ?

[Anonymous]

Nobody can help me ?

I want to update a table using rows returned by a query.


I have table A (reference) and Table B (toUpdate)

One row returned by A update one row in B