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unit Unit1;
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{$mode objfpc}{$H+}
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interface
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uses
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Classes, SysUtils, FileUtil, Forms, Controls, Graphics, Dialogs, StdCtrls,
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IB, IBDatabase, IBDatabaseInfo, IBQuery, IBExternals;
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type
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{ TForm1 }
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TForm1 = class(TForm)
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IBDatabase1: TIBDatabase;
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IBDatabaseInfo1: TIBDatabaseInfo;
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IBTransaction1: TIBTransaction;
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Memo1: TMemo;
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TableNameLookup: TIBQuery;
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procedure FormShow(Sender: TObject);
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procedure IBDatabase1AfterConnect(Sender: TObject);
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private
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procedure AddPerfStats(Heading: string; stats: TStrings);
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{ private declarations }
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procedure ShowBoolValue(aValue: Long; WhenTrue, WhenFalse: string);
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procedure ShowStrings(aCaption: string; List: TStrings);
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public
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{ public declarations }
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end;
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var
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Form1: TForm1;
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implementation
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{$R *.lfm}
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{ TForm1 }
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procedure TForm1.FormShow(Sender: TObject);
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begin
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Memo1.Lines.Clear;
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repeat
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try
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IBDatabase1.Connected := true;
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except
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on E:EIBClientError do
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begin
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Close;
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Exit
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end;
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On E:Exception do
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MessageDlg(E.Message,mtError,[mbOK],0);
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end;
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until IBDatabase1.Connected;
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end;
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procedure TForm1.IBDatabase1AfterConnect(Sender: TObject);
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begin
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IBTransaction1.Active := true;
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TableNameLookup.Active := true;
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with IBDatabaseInfo1 do
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begin
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Memo1.Lines.Add('Allocation = ' + IntToStr(Allocation));
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Memo1.Lines.Add('Base Level = ' + IntToStr(BaseLevel));
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Memo1.Lines.Add('DB File Name = ' + DBFileName);
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Memo1.Lines.Add('DB Site Name = ' + DBSiteName);
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Memo1.Lines.Add('DB Implementation No = ' + IntToStr(DBImplementationNo));
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Memo1.Lines.Add('DB Implementation Class = ' + IntToStr(DBImplementationClass));
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ShowBoolValue(NoReserve, 'No Space Reserved','Space is Reserved');
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Memo1.Lines.Add('ODS Minor Version = ' + IntToStr(ODSMinorVersion));
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Memo1.Lines.Add('ODS Major Version = ' + IntToStr(ODSMajorVersion));
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Memo1.Lines.Add('Page Size = ' + IntToStr(PageSize));
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Memo1.Lines.Add('Version = ' + Version);
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Memo1.Lines.Add('Current Memory = ' + IntToStr(CurrentMemory));
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ShowBoolValue(ForcedWrites,'Forced Writes Enabled','Forced Writes Disabled');
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Memo1.Lines.Add('Max Memory = ' + IntToStr(MaxMemory));
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Memo1.Lines.Add('Number of Buffers = ' + IntToStr(NumBuffers));
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Memo1.Lines.Add('Sweep Interval = ' + IntToStr(SweepInterval));
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ShowStrings('User Names',UserNames);
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Memo1.Lines.Add('Fetches = ' + IntToStr(Fetches));
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Memo1.Lines.Add('Marks = ' + IntToStr(Marks));
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Memo1.Lines.Add('Reads = ' + IntToStr(Reads));
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Memo1.Lines.Add('Writes = ' + IntToStr(Writes));
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AddPerfStats('Backout Count',BackoutCount);
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AddPerfStats('Delete Count',DeleteCount);
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AddPerfStats('Expunge Count',ExpungeCount);
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AddPerfStats('Insert Count',InsertCount);
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AddPerfStats('Purge Count',PurgeCount);
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AddPerfStats('Read Idx Count',ReadIdxCount);
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AddPerfStats('Read Seq Count',ReadSeqCount);
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AddPerfStats('Update Count',UpdateCount);
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Memo1.Lines.Add('');
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Memo1.Lines.Add('DB SQLDialect = ' + IntToStr(DBSQLDialect));
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ShowBoolValue(ReadOnly,'Database is Read Only','Database is Read/Write');
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end;
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end;
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procedure TForm1.ShowBoolValue(aValue: Long; WhenTrue, WhenFalse: string);
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begin
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if aValue <> 0 then
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Memo1.Lines.Add(WhenTrue)
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else
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Memo1.Lines.Add(WhenFalse);
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end;
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procedure TForm1.ShowStrings(aCaption: string; List: TStrings);
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var s: string;
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i: integer;
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begin
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s := aCaption + ': ';
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for i := 0 to List.Count - 1 do
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begin
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if i > 0 then
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s := s + ', ';
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s := s + List[i];
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end;
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Memo1.Lines.Add(s);
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end;
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procedure TForm1.AddPerfStats(Heading: string;
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stats: TStrings);
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var i: integer;
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begin
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with Memo1.Lines do
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begin
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if stats.count = 0 then exit;
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Add('');
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Add(Heading);
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for i := 0 to stats.Count - 1 do
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begin
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if TableNameLookup.Locate('RDB$RELATION_ID',stats.Names[i],[]) then
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Add(' ' + TableNameLookup.FieldByName('RDB$RELATION_NAME').AsString + ' = ' + stats.ValueFromIndex[i]);
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end;
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end;
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end;
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end.
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