Bug 190440 Dimensions from same column will affact each other.[1101]
Description: Dimensions from same column will affact each other. Build number:2.2.0.v200706011658 Steps to reproduce: 1. Open attached report. The cube in the report contains "static amount" and "interval amount". 2. Preview the report. 3. Delete interval amount group and preview again. Expected result: Step2 and step 3 display same effect. Actual result: In step2 preview, xtab display effect of "interval amount" level value instead of "static amount" level value. Error log:N/A
data/org.eclipse.birt.data/src/org/eclipse/birt/data/engine/olap/data/impl/aggregation/AggregationExecutor.java
DimColumn paraCol = functions[j].getParaCol( );
				if( paraCol != null )
				{
					if( !exist( paraColList, paraCol ))
					{
						paraColList.add( paraCol );
					}
				}
			}
		}
		if( paraColList.size( ) == 0 )
		{
			return;
		}
		paraColumns = new DimColumn[paraColList.size( )];
		for( int i=0;i<paraColList.size( );i++)
		{
			paraColumns[i] = ( DimColumn )( paraColList.get( i ) );
		}
		parameterColIndexs = new int[paraColList.size( )][4];
		findColumnIndex( );
	}
	
	/**
	 * 
	 * @throws DataException
	 */
	private void findColumnIndex( ) throws DataException
	{
		if( paraColumns == null )