Bug 123036 Data in a reprot is doubly stored
We currently stored data twice. Once in the content stream, once by DtE. The instance stored by content stream should not be there.
data/org.eclipse.birt.data/src/org/eclipse/birt/data/engine/impl/ResultIterator.java
* @return save util used in report document GENERATION time
	 */
	private RDSaveUtil getRdSaveUtil( )
	{
		if ( this.rdSaveUtil == null )
		{
			rdSaveUtil = new RDSaveUtil( this.context,
					this.queryResults.getID( ),
					this.odiResult );
		}
		
		return this.rdSaveUtil;
	}
	
	/*
	 * @see org.eclipse.birt.data.engine.api.IResultIterator#getBoolean(org.eclipse.birt.data.engine.api.IBaseExpression)
	 */
	public Boolean getBoolean( IBaseExpression dataExpr ) throws BirtException
	{
		return DataTypeUtil.toBoolean( getValue( dataExpr ) );
	}
	/*
	 * @see org.eclipse.birt.data.engine.api.IResultIterator#getInteger(org.eclipse.birt.data.engine.api.IBaseExpression)
	 */
	public Integer getInteger( IBaseExpression dataExpr ) throws BirtException
	{
		return DataTypeUtil.toInteger( getValue( dataExpr ) );
	}
	/*
	 * @see org.eclipse.birt.data.engine.api.IResultIterator#getDouble(org.eclipse.birt.data.engine.api.IBaseExpression)