Bug 213824 The data fetch setting in dataset(row limit number) isn't effect.
Steps To Reproduce: Please refer to issue #210606, the data fetch setting in dataset isn't effect. Thanks.
data/org.eclipse.birt.data/src/org/eclipse/birt/data/engine/executor/DataSetCacheManager.java
public int getCacheRowCount( )
	{
		return DataSetCacheUtil.getCacheRowCount( cacheOption,
				alwaysCacheRowCount,
				this.dataSetDesign == null ? 0
						: this.dataSetDesign.getCacheRowCount( ) );
	}
	/**
	 * Clear cache
	 * 
	 * @param dataSourceDesign2
	 * @param dataSetDesign2
	 */
	public void clearCache( IBaseDataSourceDesign dataSourceDesign2,
			IBaseDataSetDesign dataSetDesign2 )
	{
		if ( dataSourceDesign2 == null || dataSetDesign2 == null )
			return;
		DataSourceAndDataSet ds = DataSourceAndDataSet.newInstance( dataSourceDesign2,
				dataSetDesign2,
				null );
		switchCacheMap( dataSetDesign2 );
		cacheMapManager.clearCache( ds );
	}
	/**
	 * @return
	 */
	public IDataSetCacheObject getCacheObject( )
	{
		switchCacheMap( dataSetDesign );