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
return tempDir;
	}
	/**
	 * 
	 * @param dataSetDesign
	 * @param cacheDir
	 */
	public void registerCacheDir( IBaseDataSetDesign dataSetDesign, String cacheDir )
	{
		switchCacheMap( dataSetDesign );
		cacheMapManager.getCacheDirMap( ).put( dataSetDesign, cacheDir );
	}
	
	/**
	 * 
	 * @param dataSetDesign
	 */
	private void switchCacheMap( IBaseDataSetDesign dataSetDesign )
	{
		if( !dataSetDesign.needCache( ) )
		{
			cacheMapManager = JVMLevelCacheMapManager;
		}
		else
		{
			cacheMapManager = DteLevelCacheMapManager;
		}
	}
}