----- Original Message -----
From: "callgas2001" <callgas@...>
>
> This declaration
>
> ttable.field1.text := ttable2.field1.text
>
> post empty string in the database but the value of field1 is null
>
> is correct?
What about:

Table1.FieldByName('FIELDNAME').Assign(Table2.FieldByName('FIELDNAME'))


Luiz.