we got the same ...
Delphi7 Ent, DOA 3.4.6.4, Oracle 9.2.0.3.0
create table test(
id number(18),
name1 varchar(32),
name2 varchar(16)
);
with OracleQuery1 do
begin
SQL.Text:='insert into test values(:id,:name1,:name2)';
DeclareVariable('ID',otInteger);
DeclareVariable('NAME1',otString)...