Bjørn T Johansen wrote on 18.01.2015 20:20:
> Just noticed that a column field of type bigint containing a null, becomes a 0 when retrieving it from the resultset using JDBC.
> If I run the same application against my old 9.3 database, the value retrieved is a null....
>
>
You need to show us some code.
getInt() or getLong() can never return null because primitives can't be null in Java.