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unit Test20;
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{$mode objfpc}{$H+}
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{Test 20: TIBUpdateSQL Tests}
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{ Description
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}
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interface
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uses
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Classes, SysUtils, TestApplication, IBXTestBase, DB, IB,
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IBCustomDataSet, IBUpdateSQL, IBQuery;
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const
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aTestID = '20';
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aTestTitle = 'TIBUpdateSQL Tests';
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type
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{ TTest20 }
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TTest20 = class(TIBXTestBase)
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private
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FUpdateSQL: TIBUpdateSQL;
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FUpdateSQL2: TIBUpdateSQL;
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FIBQuery2: TIBQuery;
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procedure HandleDeleteReturning(Sender: TObject; QryResults: IResults);
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protected
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procedure CreateObjects(Application: TTestApplication); override;
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function GetTestID: AnsiString; override;
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function GetTestTitle: AnsiString; override;
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procedure InitTest; override;
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public
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procedure RunTest(CharSet: AnsiString; SQLDialect: integer); override;
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end;
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implementation
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{ TTest20 }
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procedure TTest20.HandleDeleteReturning(Sender: TObject; QryResults: IResults);
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begin
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writeln(OutFile,'Delete Returning');
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ReportResult(QryResults);
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writeln(OutFile);
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end;
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procedure TTest20.CreateObjects(Application: TTestApplication);
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begin
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inherited CreateObjects(Application);
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FUpdateSQL := TIBUpdateSQL.Create(Application);
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with IBQuery do
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begin
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UpdateObject := FUpdateSQL;
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SQL.Add('Select * From IBDataSetTest');
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GeneratorField.Field := 'KeyField';
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GeneratorField.Generator := 'AGENERATOR';
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GeneratorField.Increment := 1;
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end;
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with FUpdateSQL do
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begin
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InsertSQL.Add('Insert into IBDataSetTest(KeyField,PlainText) Values (:KeyField,:PlainText)');
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ModifySQL.Add('Update IBDataSetTest Set KeyField = :KeyField, PlainText = :PlainText Where KeyField = :Old_KeyField');
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DeleteSQL.Add('Delete from IBDataSetTest Where KeyField = :old_KeyField');
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RefreshSQL.Add('Select * from IBDataSetTest Where KeyField = :KeyField');
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end;
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FIBQuery2 := TIBQuery.Create(Application);
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FUpdateSQL2 := TIBUpdateSQL.Create(Application);
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with FIBQuery2 do
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begin
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Database := IBDatabase;
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Transaction := IBTransaction;
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UpdateObject := FUpdateSQL2;
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SQL.Add('Select * From IBDataSetTest');
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OnDeleteReturning := @HandleDeleteReturning;
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end;
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with FUpdateSQL2 do
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begin
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InsertSQL.Add('Insert into IBDataSetTest(KeyField,PlainText) Values (Gen_ID(AGenerator,1),:PlainText) Returning KeyField, TextAndKey');
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ModifySQL.Add('Update IBDataSetTest Set KeyField = :KeyField, PlainText = :PlainText Where KeyField = :Old_KeyField Returning TextAndKey,ServerSideText');
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DeleteSQL.Add('Delete from IBDataSetTest Where KeyField = :old_KeyField Returning KeyField');
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RefreshSQL.Add('Select * from IBDataSetTest Where KeyField = :KeyField');
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end;
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end;
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function TTest20.GetTestID: AnsiString;
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begin
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Result := aTestID;
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end;
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function TTest20.GetTestTitle: AnsiString;
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begin
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Result := aTestTitle;
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end;
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procedure TTest20.InitTest;
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begin
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IBDatabase.DatabaseName := Owner.GetNewDatabaseName;
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IBDatabase.CreateIfNotExists := true;
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ReadWriteTransaction;
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end;
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procedure TTest20.RunTest(CharSet: AnsiString; SQLDialect: integer);
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begin
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IBDatabase.CreateDatabase;
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try
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IBTransaction.Active := true;
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with IBQuery do
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begin
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Active := true;
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writeln(OutFile,'Simple Append');
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Append;
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FieldByName('PlainText').AsString := 'This is a test';
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Post;
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PrintDataSetRow(IBQuery);
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Refresh;
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writeln(OutFile,'After Refresh');
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PrintDataSetRow(IBQuery);
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writeln(OutFile,'Append and Update');
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Append;
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FieldByName('PlainText').AsString := 'This is another test';
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Post;
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PrintDataSetRow(IBQuery);
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Edit;
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FieldByName('PlainText').AsString := 'This is the update test';
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Post;
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PrintDataSetRow(IBQuery);
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writeln(OutFile,'Now delete the first row');
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PrintDataSet(IBQuery);
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First;
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Delete;
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PrintDataSet(IBQuery);
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writeln(Outfile,'On Post KeyField Assignment');
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GeneratorField.ApplyOnEvent := gaeOnPostRecord;
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Append;
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FieldByName('PlainText').AsString := 'On Post KeyField test';
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PrintDataSetRow(IBQuery);
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Post;
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writeln(Outfile,'Row data after post');
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PrintDataSetRow(IBQuery);
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GeneratorField.ApplyOnEvent := gaeOnNewRecord; {restore}
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end;
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IBTransaction.Rollback;
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writeln(Outfile);
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writeln(Outfile,'Repeat with cached updates');
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IBTransaction.Active := true;
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with IBQuery do
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begin
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CachedUpdates := true;
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Active := true;
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writeln(OutFile,'Simple Append');
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Append;
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FieldByName('PlainText').AsString := 'This is a test';
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Post;
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PrintDataSetRow(IBQuery);
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Refresh;
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writeln(OutFile,'After Refresh');
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PrintDataSetRow(IBQuery);
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writeln(OutFile,'Append and Update');
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Append;
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FieldByName('PlainText').AsString := 'This is another test';
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Post;
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PrintDataSetRow(IBQuery);
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Edit;
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FieldByName('PlainText').AsString := 'This is the update test';
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Post;
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PrintDataSetRow(IBQuery);
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writeln(OutFile,'Now delete the first row');
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PrintDataSet(IBQuery);
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First;
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Delete;
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PrintDataSet(IBQuery);
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ApplyUpdates;
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Active := false;
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Active := true;
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writeln(Outfile,'close and re-open and print again');
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PrintDataSet(IBQuery);
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end;
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IBTransaction.Active := true;
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with FIBQuery2 do
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begin
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Active := true;
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writeln(OutFile,'FIBQuery2: Simple Append');
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Append;
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FieldByName('PlainText').AsString := 'This is a test';
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Post;
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PrintDataSetRow(FIBQuery2);
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Refresh;
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writeln(OutFile,'FIBQuery2 Refresh');
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PrintDataSetRow(FIBQuery2);
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writeln(OutFile,'Append and Update');
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Append;
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FieldByName('PlainText').AsString := 'This is another test';
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Post;
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PrintDataSetRow(FIBQuery2);
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Edit;
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FieldByName('PlainText').AsString := 'This is the update test';
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Post;
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PrintDataSetRow(FIBQuery2);
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writeln(OutFile,'Now delete the first row');
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PrintDataSet(FIBQuery2);
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First;
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Delete;
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writeln(Outfile,'Dataset after delete');
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PrintDataSet(FIBQuery2);
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end;
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finally
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IBDatabase.DropDatabase;
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end;
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end;
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initialization
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RegisterTest(TTest20);
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end.
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