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// Copyright (c) 1998-2009 Nokia Corporation and/or its subsidiary(-ies).
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// All rights reserved.
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// This component and the accompanying materials are made available
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// under the terms of "Eclipse Public License v1.0"
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// which accompanies this distribution, and is available
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// at the URL "http://www.eclipse.org/legal/epl-v10.html".
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//
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// Initial Contributors:
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// Nokia Corporation - initial contribution.
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//
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// Contributors:
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//
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// Description:
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// SQL DDL statements
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//
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//
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#include "UQ_STD.H"
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#include "D32Assert.h"
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// Class CSqlCreateTableStatement
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CDbIncremental* CSqlCreateTableStatement::ExecuteL(CDbDatabase& aDatabase,TDbTextComparison,TInt& aStep)
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{
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aDatabase.CreateTableL(iName,iColumns,0);
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aStep=0;
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return 0;
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}
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// Class CSqlDropTableStatement
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CDbIncremental* CSqlDropTableStatement::ExecuteL(CDbDatabase& aDatabase,TDbTextComparison,TInt& aStep)
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{
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return aDatabase.DropTableL(iName,aStep);
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}
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// Class CSqlAlterTableStatement
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CSqlAlterTableStatement::~CSqlAlterTableStatement()
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{
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iDrop.Close();
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}
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CDbIncremental* CSqlAlterTableStatement::ExecuteL(CDbDatabase& aDatabase,TDbTextComparison,TInt& aStep)
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{
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CDbColSet* set=CDbColSet::NewLC();
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aDatabase.ColumnsL(*set,iName);
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TInt todrop=iDrop.Count();
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for (TDbColSetIter iter(*set);iter;++iter)
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{
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TInt ii=-1;
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for (;;)
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{
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if (++ii==todrop)
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{
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iAdd.AddL(*iter);
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break;
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}
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if (iter->iName.CompareF(iDrop[ii])==0)
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{
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iDrop.Remove(ii);
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--todrop;
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break;
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}
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}
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}
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if (todrop!=0)
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__LEAVE(KErrNotFound);
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CleanupStack::PopAndDestroy(); // set
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return aDatabase.AlterTableL(iName,iAdd,aStep);
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}
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// Class CSqlCreateIndexStatement
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CDbIncremental* CSqlCreateIndexStatement::ExecuteL(CDbDatabase& aDatabase,TDbTextComparison aComparison,TInt& aStep)
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{
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// comparison can now be set from SQL, use aComparison only if existing comparison mode is
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// EDbCompareNormal
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if ( iKey.Comparison() == EDbCompareNormal && aComparison != EDbCompareNormal )
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{
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iKey.SetComparison(aComparison);
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}
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return aDatabase.CreateIndexL(iName,iTable,iKey,aStep);
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}
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// Class CSqlDropIndexStatement
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CDbIncremental* CSqlDropIndexStatement::ExecuteL(CDbDatabase& aDatabase,TDbTextComparison,TInt& aStep)
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{
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return aDatabase.DropIndexL(iName,iTable,aStep);
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}
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