UniDac 4.5.10 have memory leak

Discussion of open issues, suggestions and bugs regarding UniDAC (Universal Data Access Components) for Delphi, C++Builder, Lazarus (and FPC)
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hq200306
Posts: 9
Joined: Thu 16 Mar 2006 14:41

UniDac 4.5.10 have memory leak

Post by hq200306 » Fri 14 Dec 2012 04:08

//in Delphi xe/xe3,

//oracle script
create table t1(
f1 number(9) not null,
primary key(f1)
);

create table t2(
f1 number(9) not null,
f2 blob,
primary key(f1)
);

insert into t1 (f1) values(1);
insert into t1 (f1) values(2);
insert into t1 (f1) values(3);
insert into t1 (f1) values(4);
insert into t1 (f1) values(5);
insert into t1 (f1) values(6);

insert into t2 (f1,f2) values(2,null);
insert into t2 (f1,f2) values(4,null);
insert into t2 (f1,f2) values(6,null);

commit;


//delphi test it will leak memory
procedure TForm36.SpeedButton1Click(Sender: TObject);
begin
ReportMemoryLeaksOnShutdown := true;

UniConnection1.ProviderName := 'oracle';
//
UniDataSource1.DataSet := UniQuery1;
UniQuery1.FetchRows := 25;
UniQuery1.Open;
//
UniDataSource2.DataSet := UniQuery2;
UniQuery2.MasterSource := UniDataSource1;
UniQuery2.MasterFields := 'f1';
UniQuery2.DetailFields := 'f1';
UniQuery2.FetchRows := 25;
UniQuery2.Open;
//
while not UniQuery1.Eof do
begin
UniQuery1.Next;
end;
UniQuery1.First;
end;

AlexP
Devart Team
Posts: 5530
Joined: Tue 10 Aug 2010 11:35

Re: UniDac 4.5.10 have memory leak

Post by AlexP » Mon 17 Dec 2012 17:05

Hello,

Thank you for the information, we have reproduced the problem and will try to fix it in the nearest version.

AlexP
Devart Team
Posts: 5530
Joined: Tue 10 Aug 2010 11:35

Re: UniDac 4.5.10 have memory leak

Post by AlexP » Fri 08 Feb 2013 17:43

Hello,

We have fixed the problem. The new verson with this fix will be released next week.

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